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Electricity: measuring and testing April category listing, related patent applications 04/09

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
04/30/2009 > patent applications in patent subcategories. category listing, related patent applications

20090108830 - Process and system for detecting surface anomalies: Processes and systems for detecting surface anomalies in components generally includes contacting a surface of the component with a detection apparatus, wherein the detection apparatus comprises at least one post, a wire extending from the post and a sensor in operative communication the wire; and sensing the surface anomaly as... Agent: Cantor Colburn, LLP

20090108831 - Floating gate field effect transistors for chemical and/or biological sensing: Specific ionic interactions with a sensing material that is electrically coupled with the floating gate of a floating gate-based ion sensitive field effect transistor (FGISFET) may be used to sense a target material. For example, an FGISFET can use (e.g., previously demonstrated) ionic interaction-based sensing techniques with the floating gate... Agent: Straub & Pokotylo

20090108832 - High frequency power detector circuit and radio communication device: First and second envelope detector circuits have, respectively, a resistance row, a capacitative element connected to the resistance row in parallel and a transistor connected between a connection point between the resistance row and the capacitative element and a predetermined voltage node. An output of a level shifter is supplied... Agent: Mcdermott Will & Emery LLP

20090108833 - Isolated current to voltage, voltage to voltage converter: A current sensor is provided that employs a primary winding that carries the current to be measured, and a secondary winding that controls the flux inside the magnetic core, provides a sample of the primary current, and also helps to control the flux at small primary currents and to saturate... Agent: O''melveny & Myers LLP Ip&t Calendar Department La-13-a7

20090108834 - Method and device for the non-contact measurement of a displacement of components relative to one another: A method and device for non-contact measurement of relative displacement (path difference) between a first component (2) and a second component (4), which are moving in an absolute sense to a structure that is fixed in position. The device includes a field barrier element (8, 10) arranged on each of... Agent: Davis & Bujold, P.l.l.c.

20090108835 - Concept for generating a magnetic field in a goal area for taking a goal decision: A device for generating a magnetic field in a goal area with at least two coils arranged in parallel to a goal area defined and bounded by a goal, wherein a first coil is attached in an area behind the goal and a second coil is attached closer to the... Agent: Glenn Patent Group

20090108836 - Position sensor: A position sensor comprises: a cosine coil and a sine coil as excitation coils which generate excitation signals; a detection coil which detects the excitation signal generated from the cosine coil and the sine coil; and a phase-difference detector serving as a converter that calculates a position of the detection... Agent: Oliff & Berridge, PLC

20090108837 - Magnetic audio volume control, connector system with magnetic audio volume control, and method: Electronic equipment control of a parameter of electronic equipment includes magnetic encoder responsive to magnetic input to provide control output for electronic equipment, a connector member connects electrically with a further connector member; the magnetic encoder receives magnetic input representing relative motion between the further connector member and the connector... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20090108838 - Method for determining geometric characteristics of an anomaly in a test object and measuring apparatus for carrying out the method: In a method for determining geometrical characteristics (d) of an anomaly (12) which changes the electrical conductivity in the region near the surface of an electrically conducting, in particular a metallic test object (10), a considerable simplification is achieved in that, in the region of the anomaly (12) in the... Agent: Cermak Kenealy Vaidya & Nakajima LLP

20090108839 - Integrated circuit with stress sensing element: An integrated circuit includes a semiconductor die, and a stress sensing element. The stress sensing element comprises a first lateral resistor and a first vertical resistor. The stress sensing element is formed in the semiconductor die and is configured to indicate a level of at least one stress component within... Agent: Dicke, Billig & Czaja

20090108840 - Power line sensor: A wireless sensor system for detecting electrical power lines in proximity to equipment including a sensor element for detecting the presence of power lines; a transmitter element responsive which generates a wireless signal that conveys the sensed information; and a base station for receiving the wireless signal.... Agent: Rader, Fishman & Grauer PLLC

20090108841 - Two-axis magnetic field sensor: Disclosed is a small-sized two-axis magnetic field sensor having a function to cause a magnetic field canceling an external offset magnetic field. The two-axis magnetic field sensor contains a plane coil disposed on a plane and four sets of magneto-resistance element pairs on a plane parallel to the plane coil.... Agent: Sughrue Mion, PLLC

20090108842 - Magnetic resonance imaging apparatus and radio frequency pulse waveform generating method: An MRI apparatus comprises a waveform controlling means for calculating a radio frequency pulse and applying the pulse to an irradiating means, and the waveform controlling means reads out a radio frequency pulse waveform vector from a first memory means which memorizes multiple radio frequency pulse waveform vectors, calculates a... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20090108844 - Magnetic resonance imaging and radio frequency impedance mapping methods and apparatus: In one aspect, a method of obtaining magnetic resonance (MR) and radio-frequency impedance mapping (RFIM) data from a region of an object arranged proximate a plurality of radio-frequency (RF) coils is provided. The method comprises detecting nuclear magnetic resonance (NMR) signals emitted from the region to form, at least in... Agent: Wolf Greenfield & Sacks, P.C.

20090108843 - Method and apparatus for correcting distortion in mr images caused by metallic implants: A technique for reconstructing a corrected MR image from MR images distorted by foreign object induced magnetic fields includes locating a foreign object in a subject and defining a localized area of a field of view about the foreign object where a magnetic field distortion adversely affects a first magnetic... Agent: Ziolkowski Patent Solutions Group, Sc (gems)

20090108845 - System for seismic detection and analysis: A system and method for detecting and processing electromagnetic signals from seismic activity, wherein the system and method includes an antenna configured to receive electromagnetic signals. The antenna includes a coiled electrical conduit having a length equal to about the diameter of the Earth. The antenna also includes a plurality... Agent: Advantia Law Group

20090108846 - Combustion state detection apparatus and combustion state detection method for internal combustion engine: A combustion state detection apparatus for an internal combustion engine, includes convexity detection means (30) for detecting that domain within the detection interval in which the change shape of the ionic current is upwardly convex, on the basis of the ionic current data extracted by data extraction means (20), and... Agent: Sughrue Mion, PLLC

20090108847 - Fully insulated fuse test and ground device: A fuse test and ground device includes an insulated housing with a bore that extends from the front of the housing towards the rear of the housing. An electrical contact is disposed partially within the bore. A current interrupter, such as a fuse, is electrically connected between the contact and... Agent: King & Spalding

20090108848 - Additional pins on a usb connector: An electronic device includes a receptacle for communicating information via a first communication circuit and a second communication circuit different from the first communication circuit, the receptacle including a plurality of electrically conductive contacts having a predefined arrangement. The electronic device further includes a detection circuit and a configuration circuit.... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20090108849 - Method to detect shorted solenoid coils: A method for testing the continuity of a coil that is subjected to a high frequency pulse modulated current that includes sensing a coil voltage and comparing a ratio of the sensed coil voltage to the supply voltage to a threshold to determine whether the solenoid coil is functional.... Agent: Macmillan, Sobanski & Todd, LLC

20090108850 - Insulation resistance decrease detector for industrial vehicle: An insulation resistance decrease detector for an industrial vehicle is disclosed. The detector includes a coupling capacitor, a sensing resistor, an AC voltage applying section having a first terminal and a second terminal, a voltage detecting section, and a determining section. The AC voltage applying section applies an AC voltage... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20090108851 - Test board for testing pcbs: A test board for testing PCBs includes a plurality of signal input terminals, a plurality of signal output terminals connected to the signal input terminals respectively, a standby signal output terminal, and a plurality of switches. The standby signal output terminal is connected to the signal input terminals via the... Agent: PCe Industry, Inc. Att. Steven Reiss

20090108852 - Structure for capacitive balancing of integrated relative humidity sensor: An improved relative humidity sensor apparatus that provides a more accurate measurement of humidity in the presence of water condensation. A series capacitive sensor includes a thin porous platinum top plate, a humidity sensitive polyimide dielectric, and two metal bottom plates on a semiconductor substrate. The two capacitors can be... Agent: Honeywell International Inc.

20090108853 - Measurement apparatus and measurement method: There are provided a measurement apparatus and a measurement method capable of stably measuring the physical quantity involved in a measurement object. Two or more electrostatic capacity type displacement sensing devices are mutually connected in their earths and apply to the measuring heads carrier signals each including a sinusoidal wave... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090108854 - Electronic device utilizing impedance and/or resistance identification to identify an accessory device: A device and method for identifying an accessory device connected to a first port and a second port of an electronic device by determining an impedance of the accessory device across the first port and the second port is provided. The electronic device generally includes a first port (e.g. a... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20090108855 - Test structure for electromigration analysis and related method: A test structure for electromigration and related method are disclosed. The test structure may include an array of a plurality of multilink test sets, each multilink test set including a plurality of metal lines positioned within a dielectric material and connected in a serial configuration; each multilink test set being... Agent: Hoffman Warnick LLC

20090108856 - Apparatus, system, and method for detecting cracking within an aftertreatment device: An apparatus, system, and method are disclosed for detecting cracking in a particulate filter. The method may include providing an apparatus comprising an aftertreatment device with a substrate and a substrate surface, a conductive material forming a conduction path bonded to the surface of the substrate surface, and access points... Agent: Kunzler & Mckenzie

20090108857 - Apparatus for testing concentration-type solar cells: There is disclosed an apparatus for testing concentration-type solar cells. The apparatus includes a light source for emitting light, a focusing unit for focusing the light emitted from the light source and turning the same into a light beam, a testing unit for testing any one of solar cells of... Agent: Troxell Law Office PLLC

20090108858 - Methods and systems for calibrating rc circuits: A calibration apparatus includes an RC integrator circuit. The calibration apparatus further includes a bandwidth setting controller to provide a bandwidth setting code indicating a reference bandwidth value for calibration of the RC integrator circuit and a capacitance code generator, coupled to the RC integrator circuit, to generate a capacitance... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090108859 - Testing circuit board: The invention discloses a testing circuit board for placing a device under test and further testing the device under test according to a plurality of testing signals generated by a tester. The testing circuit board includes a circuit board and a plurality of sets of sockets. The circuit board includes... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090108860 - Versatile materials probe: Disclosed is an electrical measurement probe including two probe blocks, each probe block having a connection face and a measurement face. Each probe block also includes a plurality of spring loaded pogo pins. Each pogo pin has a first end that extends to the connection face and a second end... Agent: Cantor Colburn LLP - IBM Rochester Division

20090108861 - Stiffener assembly for use with testing devices: A stiffener assembly for use with testing devices is provided herein. In some embodiments, a stiffener for use with testing devices includes an inner member; an outer member disposed in a predominantly spaced apart relation to the inner member; and a plurality of alignment mechanisms for orienting the inner and... Agent: MoserIPLaw Group / Formfactor, Inc.

20090108862 - Testing system module: A testing system module for testing printed circuit board (PCB) includes a first robot having a pogo pin for moving to a first testing point of a first surface of the PCB and the pogo pin contacting the first testing point; a second robot having another pogo pin for moving... Agent: Nixon Peabody LLP

20090108863 - Method and circuit for detecting and compensating for a degradation of a semiconductor device: A design structure and method comprising a degradation detection circuit configured to respond to degradation. The degradation detection circuit is located within a semiconductor device and comprises a process sensitive circuit, a measurement circuit, a calculation circuit, and a control circuit. The method comprises subjecting the semiconductor device to a... Agent: Schmeiser, Olsen & Watts

20090108864 - System and method for testing an operating condition of leds on a motherboard: A computer-implemented method for testing an operating condition of light emitting diodes (LEDs) on a motherboard includes assigning an LED identification for each LED according to positions of the LEDs on the motherboard, selecting a first LED identification for a first LED and a second LED identification for a second... Agent: PCe Industry, Inc. Att. Steven Reiss

20090108865 - Method and apparatus for array-based electrical device characterization: An electronic circuit to determine current-voltage characteristics of a plurality of electronic devices under test. The electronic circuit is comprised of a plurality of individual test cells, each of the plurality of test cells is configured to electrically couple to a first terminal of one of the plurality of electronic... Agent: Schneck & Schneck

  
04/23/2009 > patent applications in patent subcategories. category listing, related patent applications

20090102450 - Grid sensor for the two-dimensional measurement of different components in the cross section of a multiphase flow: Disclosed is an arrangement for quickly measuring the phase distribution or the component distribution in a flow cross section for substance mixtures also of a non-conducting type by measuring the complex electrical admittance. Said arrangement essentially features the following: at least one sine wave generator (5) which is mounted upstream... Agent: Lerner Greenberg Stemer LLP

20090102451 - Method and structure for variable pitch microwave probe assembly: A coplanar waveguide (CPW) probe includes at least one center probe element, each having a respective center probe contact point and at least one peripheral probe element, each having a respective peripheral contact point. The pitch between the at least one center contact point and the at least one peripheral... Agent: Mcginn Intellectual Property Law Group, PLLC

20090102452 - Circuit and method for on-chip jitter measurement: Disclosed herein are embodiments of an improved built-in self-test (BIST) circuit and an associated method for measuring phase and/or cycle-to-cycle jitter of a clock signal. The embodiments of the BIST circuit implement a Variable Vernier Digital Delay Locked Line method. Specifically, the embodiments of the BIST circuit incorporate both a... Agent: Frederick W. Gibb, Iii Gibb Intellectual Property Law Firm, LLC

20090102453 - Inspecting apparatus for photovoltaic devices: The present invention provides an inspecting apparatus for photovoltaic devices which electrifies the photovoltaic devices in a forward direction thereof to make the photovoltaic devices emit electro-luminescence light and which has a simple-structured and cheap darkroom. The inspecting apparatus of the present invention includes a darkroom 110 provided with a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090102454 - Accuracy enhancing mechanism and method for current measuring apparatus: An optical interferometer used to measure the current in a conductor, where the gap between the mirror and the quarter wave plate is minimized, and the gap is shielded magnetically. Additionally, at least the modulator is shielded, and preferably the case containing many of the components, such as the integral... Agent: Kremblas, Foster, Phillips & Pollick

20090102455 - Digital multimeter having hinged shield arrangement: A multimeter comprises a case having a circuit board located therein. The circuit board has a top side and a bottom side. A shield arrangement is configured to cover at least a portion of the top side and the bottom side of the circuit board. The shield arrangement includes a... Agent: Nelson Mullins Riley & Scarborough, LLP

20090102456 - Electrical power metering device and method of operation thereof: A metering device for metering energy delivered to customers over electrical wires from a power distribution cabinet. The metering device has a plurality of current transformers, each capable of receiving one of the electrical wires and connections for the line voltages which drive the wires. The current transformers are arranged... Agent: Aka Chan LLP

20090102457 - Automated test equipment interface: An automated test equipment interface system, e.g., for attaching a handler to a test head, includes a device interface board assembly. The device interface board assembly includes a stiffener frame having a frame body that is configured for attachment to a test head, alignment brackets connected to the frame body,... Agent: Fish & Richardson P.C.

20090102458 - Method for measuring magnetic permeability and reference sample used in the latter:

20090102463 - Sensor device and method of measuring a position of an object: A sensor device for measuring a position of an object which is made of an inductivity influencing material. The sensor device includes a sensor unit and a processing logic arrangement. The sensor unit includes a magnetic field generator and a magnetic field detector. The magnetic field detector detects a magnetic... Agent: Fay Kaplun & Marcin, LLP

20090102461 - Absolute position magnetic encoder with binary and decimal output: An absolute position magnetic encoder includes a first magnetic track configured for a binary output, a second magnetic track configured for a decimal output, a first magnetic sensor positioned proximate the first magnetic track to detect the magnetic field of the first magnetic track, and a second magnetic sensor positioned... Agent: Michael Best & Friedrich LLP

20090102459 - Device for determining the strength of the magnetic field of an electromagnet: A device and a method for determining the magnetic field strength of an electromagnet is illustrated and described. The object to provide a device and a method for determining the strength of the field of an electromagnet, which allows even minor changes in the magnetic field to be determined quickly... Agent: Hovey Williams LLP

20090102462 - Displacement sensor for a rod: A displacement sensor (100) is provided according to the invention. The displacement sensor (100) includes a rod (103) including a graduated magnetically anomalous region (105) and a magnetic sensor (110) located in close proximity to the graduated magnetically anomalous region (105). The magnetic sensor (110) generates a positional signal that... Agent: The Ollila Law Group LLC

20090102460 - Position sensor: A method of determining the position of a probe relative to a scale wherein the probe contains a sensor of the type comprising one or more pairs of orthogonal sensing elements X, Y operable to measure properties varying locally with the position of the probe relative to the scale. In... Agent: Townsend And Townsend And Crew, LLP

20090102465 - Magneto-resistive sensors with improved output signal characteristics: The present invention provides a magnetoresistive sensor (20) comprising a stabilizing circuit for stabilizing an electrical output signal (Uo) of the magnetoresistive sensor (20) in order to correct for the contribution of an internal magnetic field generated by a magnetoresistive element (21) which is part of the sensor (20). The... Agent: Philips Intellectual Property & Standards

20090102464 - Matching of gmr sensors in a bridge: A magnetoresistive (MR) sensing device includes MR elements electrically connected to form a bridge circuit and one or more non-functional (or “dummy”) MR elements for improved matching of the bridge circuit MR elements.... Agent: Daly, Crowley, Mofford & Durkee, LLP

20090102466 - Bearing with absolute angel sensor: To provide a rotation sensor equipped bearing capable of detecting a highly precise absolute angle with no correction work required after incorporation into a bearing installed equipment, an absolute angle sensor equipped bearing assembly includes a sensor equipped bearing 1 and a correction data storing device 20. The sensor equipped... Agent: Staas & Halsey

20090102467 - Method and apparatus for sensing shaft rotation: A system or method for sensing rotational parameters of a rotating machine. A rotating element is mounted on a shaft of a rotary machine. The rotating element has predetermined magnetic permeability. An insert is disposed on the first rotating element and characterized by a second magnetic permeability different from that... Agent: Mcnees Wallace & Nurick LLC

20090102469 - Methods and apparatus for vibration detection: Apparatus for detecting vibration of an object adapted to rotate includes one or more vibration processors selected from: a direction-change processor adapted to detect changes in a direction of rotation of the object, a direction-agreement processor adapted to identify a direction of rotation of the object in at least two... Agent: Daly, Crowley, Mofford & Durkee, LLP

20090102468 - Rotation sensor and bearing assembly using the same: A rotation sensor includes a magnetic sensor array (5) including magnetic sensor elements (19) in line, a rotatable magnet (4) confronting the magnetic sensor array (5), a signal readout circuit (11) for reading out a signal from the magnetic sensor array (5), a repeating section (13) for causing the signal... Agent: Staas & Halsey LLP

20090102470 - Simulation method implemented by coupling electromagnetic field analysis method and circuit analysis method together, simulation apparatus, and computer-readable medium storing simulation program: A simulation apparatus according to an embodiment performs an electromagnetic field circuit coupling analysis on a first substrate and a second substrate electrically coupled via a circuit element having a finite delay time. A first coupling analysis unit carries out a time domain electromagnetic field analysis and also a circuit... Agent: Birch Stewart Kolasch & Birch

20090102472 - Magnetic sensor device with field generators and sensors: The invention relates to a magnetic sensor device (10) comprising magnetic field generators (11, 13) for generating a magnetic excitation field (B) in an investigation region and a magnetic sensor element (12) for measuring magnetic reactions fields (B′) generated by magnetized particles (2) that are bound to binding sites (3)... Agent: Philips Intellectual Property & Standards

20090102471 - Probe for a magnetic remanence measurement method, and method for detecting deposits of foreign material and inclusions in hollow spaces: A probe for a magnetic remanence measurement method, in particular for detecting foreign material deposits and inclusions in hollow spaces, the hollow spaces being formed in a non-ferromagnetic material and the foreign material deposits and inclusions being made of a ferromagnetic material, wherein the probe includes at least one magnetic... Agent: Greer, Burns & Crain

20090102473 - Eddy current testing method and eddy current testing apparatus: An eddy current testing sensor includes a pair of excitation coils and a detection coil disposed therebetween. For example, a voltage regulator applies voltages having different amplitudes to the pair of excitation coils so as to reduce detection noise caused by a deformed portion of a heat exchanger tube and... Agent: Mattingly, Stanger, Malur & Brundidge, P.C.

20090102474 - Fiber laser magnetic field sensor: The device includes two supports and a primary conductive strip. The primary conductive strip includes a neutral surface, a first side, and a second side. The primary conductive strip is connected one of directly and indirectly on the first side to the two supports such that the primary conductive strip... Agent: Naval Research Laboratory Associate Counsel (patents)

20090102475 - Integrated 3-axis field sensor and fabrication methods: A multi-axis magnetic or other field sensing device and method of fabricating a multi-axis magnetic or other field sensing device. An example sensing device is a 3-axis sensor package on a substrate with sensors on opposing sides of the substrate. One side of the substrate includes an X-axis sensor and... Agent: Honeywell International Inc. Patent Services Ab-2b

20090102477 - Detecting arrangement and method for a magnetic gripper device: A detecting arrangement for a magnetic gripper device (3) mountable on a robot arm (10) of a milking robot (2) provided for automatically attaching teat cups (5) to the teats of a milking animal, wherein the magnetic gripper device is adapted for gripping teat cups made of or comprising a... Agent: Harness, Dickey & Pierce, P.L.C

20090102476 - Magnetic field sensor: A magnetic field sensor comprises a first and a second carrier foil and a spacer arranged there between. The spacer delimits a sensing region of the sensor in which the first and second carrier foils can be brought together against the their resiliency. At least two electrodes are arranged in... Agent: Cantor Colburn, LLP

20090102478 - Configurable magnet assembly for using in nmr well logging instrument: A magnet assembly for measuring properties of a formation from a borehole, the magnet assembly including a first device and a second device, each device adapted for insertion into the borehole, the first device producing a first magnetic field, the second device producing a second magnetic field; wherein the second... Agent: Cantor Colburn LLP- Baker Atlas

20090102479 - Mri phase visualization of interventional devices: Imaging a device in a magnetic resonance imaging system includes inserting a device having a conductive coil assembly thereon into a subject, obtaining a magnetic resonance image of the subject that includes signal phase variations, determining a position of the device based on discontinuities in the signal phase variations, and... Agent: Fish & Richardson P.C.

20090102480 - Shimming of electric field for electric properties tomography: A radio frequency coil system (34) used in the context of electric properties tomography (EPT, electrical impedance tomography, EIT, applied potential tomography, APT) generates radio frequency excitation pulses in an examination region (14). The radio frequency coil system (34) includes N coil elements (38) which generate magnetic (H) and electric... Agent: Philips Intellectual Property & Standards

20090102481 - Complex threshold method for reducing noise in nuclear magnetic resonance images: A method of removing noise while preserving signal in nuclear magnetic resonance images combines steps of performing a magnitude threshold filter and performing a phase threshold filter on the image data. Preferably, a magnitude and phase connectivity algorithm is applied to pixels that fail to meet either the magnitude or... Agent: Thompson Coburn LLP

20090102483 - Magnetic resonance with time sequential spin excitation: In a magnetic resonance scanner, a main magnet (20, 22) generates a static magnetic field at least in an examination region. A magnetic field gradient system (30, 54) selectively superimposes magnetic field gradients on the static magnetic field at least in the examination region. A magnetic resonance excitation system (36,... Agent: Philips Intellectual Property & Standards

20090102482 - Nmr probehead with a plurality of resonator systems for simultaneous measurement of a plurality of samples in a coupled mode: A nuclear magnetic resonance(=NMR) probehead, comprising N basic elements (10a, 10b, 10c), where N≧2, wherein each basic element (10a, 10b, 10c) comprises a measurement sample (11) and a resonator system (12a, 12b, 12c), and wherein the N resonator systems (12a, 12b, 12c) of the N basic elements (10a, 10b, 10c)... Agent: Kohler Schmid Moebus

20090102484 - Bandwidth expansion in magnetic resonance: A magnetic resonance imaging system includes a primary magnet and a secondary magnet operable to produce magnetic fields within a sample being imaged. The MRI system further includes at least one RF coil that is operable to receive electromagnetic frequencies from the sample. The RF coil is formed from tubing... Agent: Driggs, Hogg, Daugherty & Del Zoppo Co., L.p.a.

20090102485 - Methods for interpreting multi-component induction logs using the x-signal measurements: Multi-component induction measurements are made using a resistivity logging tool in an anistropic earth formation. The X-signal (quadrature) is insensitive to borehole eccentricity. A subset of the multi-component measurements are inverted to first determine horizontal resistivities. Using the determined horizontal resistivities and another subset of the multi-component measurements, the vertical... Agent: Madan, Mossman & Sriram, P.C.

20090102486 - Dimensions determination for insulating coatings: Systems and methods for determining the dimensions of insulating coating sections applied to a conductive component are disclosed. The method includes providing a specimen having an insulating coating section of a first surface area and a first thickness. The method further includes conducting a test of the specimen for propagating... Agent: Lee & Hayes, PLLC

20090102487 - Method for validating printed circuit board materials for high speed applications: A method for testing a printed circuit board to determining the dielectric loss associated with the circuit board material relative to a standard. Dielectric losses in the material generate heat when a high frequency electronic signal, such as a microwave frequency signal, is communicated through a microstrip that is embedded... Agent: Ibm Corporation (ss/nc) C/o Streets & Steele

20090102488 - Ground fault detection circuit for use in high voltage motor drive applications: An integrated ground fault detection circuit in accordance with an embodiment of the present application includes a shunt resistor provided on a positive rail of a DC bus, a high voltage pocket including a sensory circuit connected to the shunt resistor and operable to detect a fault condition indicating a... Agent: Ostrolenk Faber Gerb & Soffen

20090102489 - Systems and methods for detecting electric discharge: A distributed sensing system for detecting partial electric discharge along the length of an extended object or objects. An optical fiber having a cladding integrated with luminescent material and a silica core of less than 500 micro-meters in diameter with a first reflective end deployed in proximity to test objects.... Agent: Michael A. Ervin (m.a. Ervin & Associates)

20090102490 - Apparatus for performing a stress test to isolate and measure noise in a paired line and method for performing a stress test to isolate and measure noise in a paired line: The present invention provides a circuit for performing a stress test on a paired line. The circuit provides for first and second balanced outlet pathways for applying an AC signals to the paired line. Although each of these first and second balanced outlet pathways include balanced capacitors, the need to... Agent: Trexler, Bushnell, Giangiorgi, Blackstone & Marr, Ltd.

20090102491 - Multiport test-set for switch module in network analyzer: A system for measuring a multiport device connected to a network analyzer via a test-set comprising a multiport network analyzer; a test-set having multiple real switches wherein at least one set of real switches is capable of being connected together as needed between selection terminals; and a device for controlling... Agent: Agilent Technologies Legal Department Dl 429

20090102492 - Angle measuring device: An angle measuring device for optical angle measurement has a telescope body which is rotatably mounted around at least one shaft (1, 2; 11), wherein the shaft (1, 2; 11) is rotatably mounted at least two bearing points 6, and the bearing points 6 are at a distance from one... Agent: Rankin, Hill & Clark LLP

20090102493 - Power integrated circuit with bond-wire current sense: An integrated circuit product includes: 1) a package, 2) a semiconductor die mounted within the package, 3) a first terminal and a second terminal for connecting the integrated circuit product to an external circuit, 4) one or more bond wires for transferring a current received at the first terminal to... Agent: Advanced Analogic Technologies

20090102494 - Contactless interfacing of test signals with a device under test: An interface device receives test data from a tester. A signal representing the test data is transmitted to a device under test through electromagnetically coupled structures on the interface device and the device under test. The device under test processes the test data and generates response data. A signal representing... Agent: N. Kenneth Burraston Kirton & Mcconkie

20090102496 - Test system and method for reducing test signal loss for integrated circuits: An integrated circuit test system includes a probe card, a driver, a receiver, and a first switch. The driver is coupled to the probe card via a first signal line. The receiver is coupled to the probe card via a second signal line. The first switch is coupled between the... Agent: North America Intellectual Property Corporation

20090102495 - Vertical guided probe array providing sideways scrub motion: Improved probing of closely spaced contact pads is provided by an array of guided vertical probes that has a sideways scrub relative to the line of contact pads. With this orientation of scrub motion, the probes can be relatively thin along the contact line, and relatively thick perpendicular to the... Agent: Lumen Patent Firm

20090102497 - Pusher, pusher unit and semiconductor testing apparatus: A pusher 200 that pushes a semiconductor device under test 300 against a test socket 500 in a semiconductor test apparatus 20 is provided that includes a main body section 210 that is thermally coupled with the thermal source 400 and a plurality of device pushing sections 220, each of... Agent: Jianq Chyun Intellectual Property Office

20090102498 - Laser targeting mechanism: an automated test equipment system includes a peripheral including first mechanical alignment features; a test head including second mechanical alignment features arranged in a pattern corresponding to the first mechanical alignment features and configured to engage the first mechanical alignment features. The automated test equipment system also includes a laser... Agent: Fish & Richardson P.C.

20090102499 - Method and apparatus for wafer level burn-in: A temperature regulation plate 106 is divided into at least two areas, a heater 408 for applying a temperature load in correspondence with such areas and its control system are divided and controlled independently to set temperatures, and a cooling source is controlled by comparing the measurements from temperature sensors... Agent: Steptoe & Johnson LLP

20090102500 - Interposer and probe card having the same: An interposer may include a first base, at least one first signal line in the first base, and at least one first ground line in the first base, wherein the ground line surrounds the at least one first signal line. The at least one first signal line and the at... Agent: Harness, Dickey & Pierce, P.L.C

20090102502 - Process testers and testing methodology for thin-film photovoltaic devices: The present invention generally relates to process testers and methods of fabricating the same using standard photovoltaic cell processes. In particular, the present invention relates to process tester layouts defined by laser scribing, methodology for creating process testers, methodology of using process testers for photovoltaic line diagnostics, placement of process... Agent: Patterson & Sheridan, LLP - - Appm/tx

20090102503 - Semiconductor device, semiconductor chip, interchip interconnect test method, and interchip interconnect switching method: A semiconductor device is provided with a first wiring (110) between chips, for electrically connecting a first semiconductor chip with a second semiconductor chip; an auxiliary second wiring (120) between chips; a test signal generating circuit (4) for transmitting a test signal from the first semiconductor chip to the second... Agent: Young & Thompson

20090102501 - Test structures for e-beam testing of systematic and random defects in integrated circuits: In accordance with the invention, there are electron beam inspection systems, electron beam testable semiconductor test structures, and methods for detecting systematic defects, such as, for example contact-to-gate shorts, worm hole leakage paths, holes printing issues, and anomalies in sparse holes and random defects, such as, current leakage paths due... Agent: Texas Instruments Incorporated

20090102504 - Circuit assemblage and method for functional checking of a power transistor: A circuit assemblage for functional checking of a power transistor includes a power transistor having an insulated gate, a first power electrode configured as a drain or as a collector, and a second power electrode configured as a source or an emitter, the first and second power electrode being connected... Agent: Kenyon & Kenyon LLP

  
04/16/2009 > patent applications in patent subcategories. category listing, related patent applications

20090096439 - Built-in jitter measurement circuit: A jitter measurement circuit and a method for calibrating the jitter measurement circuit are disclosed. The jitter measurement circuit includes a synchronous dual-phase detector and a decision circuit. In a test mode, a probability distribution function (PDF) of the jitter of a clock signal output by a circuit under test... Agent: J C Patents, Inc.

20090096440 - Methods and systems for measurement of fluid electrical stability: The invention relates particularly to methods and apparatuses for characterizing water-in-oil or invert emulsion fluids for use in drilling well bores in hydro-carbon bearing subterranean formations. A fluid stability measurement device is disclosed. The device comprises a reference electrode and a second electrode coupled to an insulating body. A guard... Agent: John W. Wustenberg

20090096441 - Sensor-equipped rolling bearing apparatus: An annular member is mounted on an outer ring, and a sensor is fixed to the annular member. The annular member includes a fixing portion, and a cover portion. The sensor is fixed to the fixing portion by a bolt and a nut. The fixing portion is fixed to the... Agent: Mcginn Intellectual Property Law Group, PLLC

20090096442 - magnetic system for biosensors: The invention relates to a magnetic system for biosensors. It aims at developing a magnetic system for biosensors, which can switch between attraction force and repulsion force near the sensor surface. The arrangement has at least a coil and a ferromagnetic core generating a magnetic field, and a sensor or... Agent: Philips Intellectual Property & Standards

20090096443 - Coil arrangement for an electromagnetic tracking system: An electromagnetic tracking system comprising at least one electromagnetic transmitter assembly or at least one electromagnetic receiver assembly with two coils attachable to a trackable object to be tracked. The two coils including a first large coil and a second small coil, with the second small coil positioned asymmetrically with... Agent: Peter Vogel Ge Healthcare

20090096445 - Method and device for determining angular position: A method for determining angular position, which removes a systematic error in the angular position determination and requires a low calculating effort, by determining a first factor and a second factor as a function of an angular position, forming a first product from a first signal and the first factor,... Agent: Kenyon & Kenyon LLP

20090096444 - Pulsar ring of magnetic rotary encoder: To hold a pulsar ring (1) of a magnetic rotary encoder well concentrically by a pressure inserting jig (4) when the pulsar ring is installed on a rotary body (3), the pulsar ring (1) comprises a metallic annular holder (10) and a pulsar main body (20) of a magnetic rubber... Agent: Harness, Dickey & Pierce, P.L.C

20090096446 - Polishing monitoring method, polishing apparatus and monitoring apparatus: The present invention provides a method for monitoring a change in thickness of a conductive film brought into sliding contact with a polishing surface of a polishing pad using an eddy current sensor. The output signal of the eddy current sensor comprises two signals corresponding to a resistance component and... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090096447 - Electric potential sensor for use in the detection of nuclear magnetic resonance signals: The present invention provides nuclear magnetic resonance apparatus comprising means for applying a static magnetic field (H0) to a sample under investigation, a radio frequency circuit arranged to be inductively coupled to the sample by means of an oscillating magnetic field disposed generally perpendicular to the static magnetic field for... Agent: Brooks Kushman P.C.

20090096448 - B-value optimization for diffusion weighted magnetic resonance imaging: A method for selecting the b-values for diffusion weighted magnetic resonance scans. The method includes: identifying a single reference slice within a volume of interest (VOI); progressively changing b-values over a plurality of scans of the reference slice wherein each one of the scans has a different b-value to obtain... Agent: Siemens Corporation Intellectual Property Department

20090096449 - Low power broadband spin decoupling: In a magnetic resonance data acquisition method, magnetic resonance is excited (72, 74) in an observed nuclear species. Magnetic resonance data of the observed nuclear species are acquired (76). A plurality of different broadband decoupling radio frequency pulses (80) configured to decouple a coupled nuclear species from the observed nuclear... Agent: Philips Intellectual Property & Standards

20090096450 - Bo field drift correction in a temperature map generated by magnetic resonance tomography: In a method to correct a B0 field drift in a temperature map exposure obtained by magnetic resonance tomography as well as a device to implement such a method, a magnetic resonance phantom is placed at a stored, marked reference position relative to an acquisition coil. A first reference phase... Agent: Schiff Hardin, LLP Patent Department

20090096452 - Helium compressor with control for reduced power consumption: A magnetic resonance imaging system has a superconducting magnet housed within a cryostat, a cryogenic refrigerator that cools within the cryostat, a helium compressor that supplies compressed helium to the cryogenic refrigerator and to receive a return flow of compressed helium from the refrigerator, and a magnet supervisory system controlling... Agent: Schiff Hardin, LLP Patent Department

20090096451 - Nmr machine comprising solenoid gradient coils which are incorporated into tubes: The nuclear magnetic resonance machine comprises a device (101) for creating an intense main magnetic field B0 in a usable interior space (109) in the form of a tunnel with axis Z, a radio-frequency excitation device that also processes radio-frequency signals emitted in response by a body (150) placed in... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20090096453 - Passive shimming of magnet systems: In a method and an arrangement for shimming a cylindrical magnet system, that has a cylindrical magnet having a bore therein with an axis extending therethrough, and a gradient coil assembly located within the bore, shimming is accomplished by stacking a number of planar pieces of shim material in each... Agent: Schiff Hardin, LLP Patent Department

20090096454 - Methods for rectification of b0 inhomogeneity effects in magnetic resonance images: A method for reducing B0 inhomogeneous effects in magnetic resonance imaging (MRI). The method includes: obtaining a high-resolution volumetric MR image of the patient, such high-resolution volumetric MR image having B0 inhomogeneous effects; calculating distortion within obtained the high-resolution volumetric MR image of the patient; and correcting the B0 inhomogeneous... Agent: Siemens Corporation Intellectual Property Department

20090096456 - Arrangement for transmission of magnetic resonance signals: An arrangement to transmit magnetic resonance signals has a local coil composed of a number of individual antennas for acquisition of radio-frequency signals of a magnetic resonance examination. Preamplifiers amplify the radio-frequency signals, and a transmission device transmits the radio-frequency signals from the local coil to the preamplifiers. The transmission... Agent: Schiff Hardin, LLP Patent Department

20090096455 - Arrangement to transmit magnetic resonance signals: An arrangement to transmit magnetic resonance signals has at least two reception branches. Each reception branch contains a single antenna of a local coil as well as an amplifier connected with the single antenna, such that an amplified magnetic resonance signal is formed from a magnetic resonance signal that is... Agent: Schiff Hardin, LLP Patent Department

20090096457 - Method for determining earth vertical electrical anisotropy in marine electromagnetic surveys: A method is disclosed for determining earth vertical electrical anisotropy from offshore electromagnetic survey measurements. The method requires both online and offline data, which includes at least one electromagnetic field component sensitive at least predominantly to vertical resistivity and another component sensitive at least predominantly to horizontal resistivity. Using a... Agent: J Paul Plummer (corp-urc-sw 337) Exxon Mobil Upstream Research Company

20090096458 - Adapter for supplying electrolyte to a potentiometric sensor: An adapter for a potentiometric sensor having a sensor shaft, which has a reference liquid opening in its exterior surface. The adapter comprises an annular chamber member having a sensor opening for receiving the sensor shaft. Arranged in the sensor opening are first and second sealing rings for the sensor... Agent: Bacon & Thomas, PLLC

20090096459 - Method of measuring characteristics regarding safety of battery: A measuring method of a battery includes the step of measuring frequency characteristics of an internal impedance of the battery by an AC impedance method, and determining a parameter of an element representing ease of mobility of charges on a surface of a positive electrode of the battery and that... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090096460 - Ionization vacuum gauge: An ionization vacuum gauge which has at least three electrodes of a grid (2), an electron source (3) and an ion collector (1) in a vacuum vessel (4) connected in communication with a vacuum apparatus, oscillates electrons emitted from the electron source (3) within and outside of the grid (2),... Agent: Kazunao Kubotera Takeuchi & Kubotera LLP

20090096461 - Test structure and method for resistive open detection using voltage contrast inspection: A test structure for resistive open detection using voltage contrast (VC) inspection and method for using such structure are disclosed. The test structure may include a comparator within the IC chip for comparing a resistance value of a resistive element under test to a reference resistance and outputting a result... Agent: Hoffman Warnick LLC

20090096462 - Wafer testing method: A wafer testing method for wafer testing system comprises the steps: loading a wafer and then positioning the wafer relatively to a map file image stored in a map file. The map file is of a first file type. The next step is inspecting the appearance of the wafer. When... Agent: Rosenberg, Klein & Lee

20090096463 - Hybrid vehicle testing system and method: In a hybrid vehicle, first, an engine is locked by an engine shaft locking mechanism. A first motor is connected to a first inverter circuit and a second motor is connected to a second inverter circuit and then both the motors are operated, and the output characteristics of each motor... Agent: Kenyon & Kenyon LLP

20090096464 - Electrical leakage detecting device for a fuel cell system: An electrical leakage determining circuit determines the occurrence of electrical leakage at a negative electrode of a fuel cell when a potential difference V between a positive electrode of the fuel cell and ground, which is detected by a potential difference detecting circuit, exceeds a preset potential difference threshold Vth,... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20090096465 - Test equipment: A main driver amplifier generates a first differential signal Vd based on pattern data (PAT) to be transmitted to a DUT. A first replica driver amplifier generates a second differential signal (Vcp) based on the pattern data (PAT). A second replica driver amplifier generates a third differential signal (Vcn) based... Agent: Martine Penilla & Gencarella, LLP

20090096466 - Passive intermodulation test apparatus: A portable test apparatus for conducting a plurality of tests on a communications device is provided. The unit 102 comprises a control panel 105 comprising at least one display 108 for displaying test information form the device under test. The apparatus includes a frequency mixing assembly 118, an amplifier module... Agent: Conley Rose, P.C.

20090096467 - Contact free absolute position determination of a moving element in a medication delivery device: The present invention relates to a medication delivery device for expelling set doses of medicament, the medication delivery device comprising a position determining assembly for detecting absolute positions of a rotatably mounted member arranged within the device, the position determining assembly comprising a plurality of transmitter electrodes arranged on a... Agent: Novo Nordisk, Inc. Intellectual Property Department

20090096468 - Head rest device for vehicle: When moving a head rest front portion in a full-open position direction, an ECU determines that the head rest front portion comes close to an occupant head portion on the basis of a detection result of an electrostatic capacitance sensor so as to stop the head rest front portion, and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090096469 - Determining key resistance values: A system for determining a correct resistor key value for a vehicle equipped with a theft deterrent system includes a test key having two electrical contacts positioned to engage respective contacts of a vehicle theft deterrent system when the test key is inserted into a vehicle ignition key receptacle, and... Agent: Fish & Richardson P.C.

20090096470 - Systems and methods for measuring the electrical properties of a microparticle: A method of measuring the electrical properties of a microparticle is provided, which can include multiple steps. Steps can include situating the microparticle within an array of electrodes submerged in a conductive medium so that the microparticle and electrodes are in electrical communication when the electrodes are energized, and delivering... Agent: Thorpe North & Western, LLP.

20090096471 - Method and apparatus for electrochemical corrosion monitoring: A method and apparatus for simultaneously and continuously monitoring both the general and localized corrosion of a working metallic electrode is provided, wherein a low frequency, low amplitude periodic potential excitation is used to perturb the electrode around its free corrosion potential. The potential is controlled with respect to a... Agent: Honeywell International Inc.

20090096472 - Replaceable probe apparatus for probing semiconductor wafer: A probe apparatus is provided with a plurality of probe tiles, an interchangeable plate for receiving the probe tiles, a floating plate being disposed between the respective probe tile and a receiving hole on the interchangeable plate, and a control mechanism providing multi-dimensional freedom of motions to control a position... Agent: Dorsey & Whitney LLP Intellectual Property Department

20090096473 - Testing probe and electrical connection method using the same: A testing probe including a shaft body and a plurality of claws is provided. Each cross section of the shaft body has a substantially identical shape and a substantially identical outer diameter. The claws are formed integrally with the shaft body at an end thereof. An orthogonal projection of the... Agent: Jianq Chyun Intellectual Property Office

20090096474 - Die design with integrated assembly aid: Methods and systems for inserting and replacing swaged probe pins in a lower die portion of a head having an array of micro-holes for receiving the probe pins are disclosed. The methods and systems include the following: swaged probe pins including substantially cylindrical ends and a swaged center portion; and... Agent: Wiggin And Dana LLP Attention: Patent Docketing

20090096475 - Test device: A test device includes a movable mounting table having a temperature controlling mechanism therein; a probe card provided with a plurality of probes positioned above the mounting table; and a first temperature control unit for controlling the temperature controlling mechanism so that a target object on the mounting table can... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090096477 - Apparatus and methods for performing a test: A circuit structure has a circuit portion with negative resistance and a test resonator structure. Furthermore, the circuit structure has a unit for coupling the test resonator structure to the circuit portion with negative resistance during testing and for decoupling the test resonator structure from the circuit portion with negative... Agent: Eschweiler & Associates LLC

20090096476 - Method of inspecting semiconductor circuit having logic circuit as inspection circuit: A semiconductor circuit includes an inspection circuit for inspecting terminal open of the semiconductor circuit. The semiconductor circuit has a plurality of input terminals. The semiconductor circuit includes an input circuit portion connected to the plurality of input terminals. The inspection circuit includes a logic circuit, supplied with a plurality... Agent: Foley And Lardner LLP Suite 500

20090096478 - Reconfigurable connections for stacked semiconductor devices: Some embodiments include apparatus, systems, and methods comprising semiconductor dice arranged in a stack, a number of connections configured to provide communication among the dice, at least a portion of the connections going through at least one of the dice, and a module configured to check for defects in the... Agent: Schwegman, Lundberg & Woessner/micron

20090096479 - System and method for automated detection of singular faults in diode or'd power bus circuits: A system automatically detects singular faults in diode or'd power bus circuit comprised of a plurality of diodes. The system includes a diode test circuit that selectively applies a voltage pulse to one of the plurality of diodes and detects the presence of singular faults based on the monitored response... Agent: Kinney & Lange, P.A.

  
04/09/2009 > patent applications in patent subcategories. category listing, related patent applications

20090091313 - Inductive position sensor with integrated led indicators: A system for use in association with a mechanical transmission, including a gear selector lever movable between a plurality of shift positions corresponding to respective transmission settings, an inductive position sensor that senses a shift position of the gear selector lever, and a visual indicator that provides a visual indication... Agent: Krieg Devault LLP

20090091314 - Position sensor: There is described a position sensor comprising a sensor electromagnetic field generator, a screen arranged to confine the sensor electromagnetic field, and an output. The output is arranged to provide a signal which varies in dependence upon an amount of flux compression of the electromagnetic field resulting from the presence... Agent: Bromberg & Sunstein LLP

20090091312 - Displacement measuring device: A displacement measuring device includes a stationary magnetic member for providing an accommodation space and a first and second magnetic circuits, a movable magnetic member disposed in the accommodation space to move in its longitudinal direction, a magnetic sensor for sensing magnetic flux flowing in the first and second magnetic... Agent: Nixon & Vanderhye, PC

20090091317 - Contactless roration angle sensor: There is provided a rotation angle sensor which does not require resin and an O ring for sealing and is applicable to such a structure that a rotating body to be detected passes through a center portion. A waterproof surface on the main body side 39 positioned at the inner... Agent: Rader Fishman & Grauer PLLC

20090091315 - Rotation detector: A rotation detector includes: a magnet to form a magnetic field between the magnet and a rotary member; a magnetism detection element positioned in the proximity of the magnet to detect a variation in the magnetic field due to a rotation of the rotary member; and a signal processing circuit... Agent: Foley And Lardner LLP Suite 500

20090091316 - Turning device position sensing system and method: A system for determining an absolute position of a motor. The system includes first and second multi-polar magnetic rings, first and second processing units, and at least one external sensor The first multi-polar magnetic ring is concentrically positioned around the motor, and has a plurality of pole pairs. The second... Agent: Michael Best & Friedrich LLP

20090091318 - Phased scan eddy current array probe and a phased scanning method which provide complete and continuous coverage of a test surface without mechanical scanning: A phased scanning method and phased scan eddy current array probe suitable for in-situ eddy current inspection of a structure without mechanical scanning. Overlapping subsets of the sensor elements within the array probe are dynamically connected in series and sequentially scanned to simulate the mechanical motion of a conventional array... Agent: Ostrolenk Faber Gerb & Soffen

20090091319 - Device to test the good working order of a magnetic field generator: A device to test the good working order of a magnetic field generator, and namely a demining coil, such device comprising at least one evaluation means for the magnetic field coupled with at least one display means, device wherein said evaluation means comprise at least one wound coil able to... Agent: Oliff & Berridge, PLC

20090091320 - Methods and apparatus for monitoring a property of a formation fluid: Methods and apparatus for the characterization of formation fluids are disclosed. A downhole tool disposed in a borehole penetrating a subterranean formation obtains a NMR measurement, effects a change in a characteristic of the formation fluid, and obtains another NMR measurement subsequent to the change. Alternatively, the downhole tool effects... Agent: Schlumberger Oilfield Services

20090091323 - Magnetic resonance imaging apparatus and method: t

20090091321 - Self navigating cartesian trajectory: A method for magnetic resonance imaging (MRI) is provided. A magnetic resonance excitation is provided. A magnetic field is read out through k-space using winders, wherein some of the winders overlap for a length of the winders. Readout data from overlapping lengths of winders is used to estimate motion. The... Agent: Beyer Law Group LLP

20090091322 - Single-shot magnetic resonance spectroscopic imaging with partial parallel imaging: The present invention has a magnetic resonance spectroscopic imaging (MRSI) method that allows collecting a complete spectroscopic image with one spectral dimension and up to three spatial dimensions in a single signal excitation. The method employs echo-planar spatial-spectral encoding combined with phase encoding interleaved into the echo-planar readout train and... Agent: Stefan Posse

20090091324 - Mri apparatus: A flip-angle calculating unit calculates a flip angle of a fat-suppression pulse by inputting scanning parameters read from a scanning-parameter storage unit based on scanning conditions set by a scan-condition setting unit and a desired fat-suppression level, into a predetermined computing program. A control unit suppresses fat signals to a... Agent: Nixon & Vanderhye, PC

20090091325 - Method of determining damage to skin: The invention provides a method for determining the presence of high molecular weight molecules, aminoacid molecules or protein fragments, in human or other mammalian skin, comprising irradiating a sample of the said skin with light at one or more wavelengths present in solar radiation, in the presence of a spin-trapping... Agent: Sonnenschein Nath & Rosenthal LLP

20090091326 - Magnetic resonance rf transmission arrangement and method with commonly fed labeling and excitation antennas: A radio-frequency transmission device for a magnetic resonance system to generate magnetic resonance exposures of an examination region of an examination subject, has: a first radio-frequency transmission antenna that emits radio-frequency signals in the examination region, a radio-frequency amplifier that supplies the first radio-frequency transmission antenna, with radio-frequency signals with... Agent: Schiff Hardin, LLP Patent Department

20090091327 - Protection of a multidirectional antenna: The disclosure provides an apparatus and method for estimating one or more formation properties downhole. The apparatus includes a tool body that has a longitudinal axis. The tool body has a number of metallic pillars that are attached to or are an integral part of the tool body. Antenna wires... Agent: Madan, Mossman & Sriram, P.C.

20090091328 - Determining correction factors representing effects of different portions of a lining structure: To determine effect on a magnetic field caused by a lining structure in a wellbore, an array may be deployed into the wellbore lined with the lining structure. The array comprises a plurality of sensors including sensor A configured to operate as a transmitter, sensor B configured to operate as... Agent: Schlumberger Oilfield Services

20090091329 - Electric field sensor for marine environments: A sensor (S) for marine measurements of an electric field, the sensor (S) including at least two electrodes (3, 4); signal transmission means (5) for transmitting measured signals from the sensor (S) to a signal processing (6); at least two closed containers (1, 2) which are formed o a non-conductive... Agent: Gable & Gotwals

20090091331 - Circuit board and method for automatic testing: A circuit board (CB) and method for automatic testing of an electronic device under test (DUT). The circuit board (CB) has a first terminal (T1) for coupling to automatic test equipment (ATE) including a first signal generator (SG1), a second terminal (T2) for coupling to the device under test (DUT),... Agent: Texas Instruments Incorporated

20090091330 - Device and method for actuator monitoring of a safety-related load circuit connected with two channels: The invention relates to a method and to devices for monitoring actuators arranged in the load circuit of an output circuit for switching the load circuit, wherein a number of actuators (10, 101; 20, 201) are arranged in series in the load circuit, wherein each of the actuators is connected... Agent: Demont & Breyer, LLC

20090091332 - Vehicle power supply device: A vehicle power supply device comprises a lithium battery module that includes a plurality of lithium battery cells, first control devices, voltage detection harnesses via which terminal voltages at individual lithium battery cells are input to the first control devices, a second control device and a signal transmission path through... Agent: Crowell & Moring LLP Intellectual Property Group

20090091333 - Stacked semiconductor apparatus with configurable vertical i/o: The present invention provides an apparatus including a stacked plurality of devices and a related method. The apparatus includes a stacked plurality of devices including a master device and at least one secondary device; a plurality of segments, each segment being associated with one of the stacked plurality of devices;... Agent: Volentine & Whitt PLLC

20090091334 - Calibration circuit for resistance component: A calibration circuit including a plurality of first resistance components, a plurality of second resistance components, and a first feedback system is provided. The first feedback system selects M1 first resistance components and N1 second resistance components so that a first combination of the M1 first resistance components and the... Agent: The Law Offices Of Andrew D. Fortney, Ph.d., P.C.

20090091335 - Methods for characterizing dielectric properties of parts: Characterizing dielectric properties of a part includes placing a full-sized part within a dielectric property measurement apparatus. In one embodiment, the full-sized part is a dielectric part of a plasma processing system. The dielectric property measurement apparatus is operated to determine a dielectric constant value of the full-sized part and... Agent: Martine Penilla & Gencarella, LLP

20090091336 - Capacitive position sensor: A method of manufacturing a non-contacting position sensor is disclosed. A sensor manufactured with the disclosed geometry, will typically obtain position resolutions of 1 part in 8*N*2M, when a M bit A/D converter is used to measure induced potentials. The sensor is comprised of a coupling plate and a transceiver... Agent: Steven Al-rawi

20090091337 - Carbon film composite, method of manufacturing a carbon film composite and sensor made therewith: Manufacturing a carbon film composite including depositing a carbon film layer onto a substrate, depositing a catalyst suitable for catalyzing the growth of carbon nanotubes onto the carbon film layer and heating in the presence of a carbon-source gas in a substantially inert environment. A carbon film composite featuring a... Agent: Naval Research Laboratory Associate Counsel (patents)

20090091338 - Disposable total dissolved solids meter and methods of use thereof: A disposable meter for testing the level of total dissolved solids in a water source and a method of testing the concentration of total dissolved solids are herein disclosed. The disposable meter may include a body with at least water resistant properties, a first indicator, the energization of which is... Agent: Andrus, Sceales, Starke & Sawall, LLP

20090091339 - Method for detection and analysis of impurity content in refined metallurgical silicon: This invention discloses a method for detection and analysis of impurity content of refined metallurgical silicon, comprising: (1) select the measuring points on the crystal rods or crystal ingots along the crystallization direction, measuring the resistivity at each measuring point and acquire the measured value of resistivity according to the... Agent: Fulwider Patton LLP

20090091340 - Apparatus for measuring dielectric properties of parts: A chamber formed from an electrically conductive material is connected to a ground potential. A hot electrode formed from an electrically conductive material is disposed within the chamber in a substantially horizontal orientation and is physically separated from the chamber. The hot electrode includes a top surface defined to support... Agent: Martine Penilla & Gencarella, LLP

20090091341 - Electrode for use in measuring dielectric properties of parts: A plate of substantially uniform thickness is formed from an electrically conductive material. The plate has a top surface defined to support a part to be measured. The plate has a bottom surface defined to be connected to a radiofrequency (RF) transmission rod such that RF power can be transmitted... Agent: Martine Penilla & Gencarella, LLP

20090091343 - Method for making a conductive film and a probe card using the same: A method for manufacturing a conductive film as well as the structure thereof and a probe card using the same are provided in the invention. The conductive film is substantially a stacked structure of a specific thickness formed by the adhering and stacking of at least an substrate in a... Agent: Wpat, PC

20090091342 - Node extender for in-circuit test systems: A node extender adaptor to enable existing in-circuit test systems to qualify printed circuit boards with a node count larger than the number of channels available on the in-circuit tester. The node extender adaptor routes signal channels within the in-circuit test platform to a probe from multiple probes in a... Agent: Agilent Technologies Inc.

20090091344 - Magnetic sensor integrated circuit with test conductor: A magnetic sensor integrated circuit includes a plurality of magnetically sensitive elements, and at least one test conductor positioned adjacent to at least one of the magnetically sensitive elements and configured to generate a differential magnetic field that is adapted to be applied to the plurality of magnetically sensitive elements... Agent: Dicke, Billig & Czaja

20090091345 - Structure for providing a duplicate test signal of an output signal under test in an integrated circuit: A design structure embodied in a machine readable storage medium for designing, manufacturing, and/or testing a design is provided. The design structure provides a duplicate test signal of an output signal under test in an integrated circuit including selecting through a multiplexer an output signal under test, the output signal... Agent: Ibm Corporation, Intellectual Property Law Dept 917, Bldg. 006-1

20090091348 - Circuit for testing internal voltage of semiconductor memory apparatus: An internal voltage test circuit of a semiconductor memory apparatus includes a comparing unit for comparing a level of internal voltage with a level of external voltage to output a comparison result as an output signal during a test mode, and an output selecting unit for outputting the output signal... Agent: Baker & Mckenzie LLP Patent Department

20090091346 - Circuits and methods for characterizing device variation in electronic memory circuits: A circuit includes a comparator circuit configured such that its output toggles from a first digital logical level to a second digital logical level when its first and second inputs transition between a first state wherein the first input has an applied voltage greater than an applied voltage at the... Agent: Ryan, Mason & Lewis, LLP

20090091347 - Emulating behavior of a legacy test system: An apparatus for use in testing a device includes a communication channel having a set of programmable parameters associated therewith. The programmable parameters result in a bias condition on the communication channel. A bias control circuit is used to affect the bias condition that results from the programmable parameters in... Agent: Fish & Richardson P.C.

  
04/02/2009 > patent applications in patent subcategories. category listing, related patent applications

20090085555 - Systems and methods for providing signal analysis data: A method for displaying signal analysis data comprises performing a plurality of sweep operations upon a received signal. With the sweep operations, spectral analysis is performed upon a first frequency band of the received signal. Displays are rendered of data generated from the spectral analysis in the first band and... Agent: Agilent Technologies Inc.

20090085556 - Method of fabricating monolithic nanoscale probes: A monolithic pair of nanoscale probes, including: a substrate having a cavity that extends from a surface of the substrate into its body; a dielectric layer formed on the substrate; a pair of nanoscale probe precursors formed over the dielectric layer; a plurality of sub-monolayers of electrode material selectively atomic... Agent: Ratnerprestia

20090085557 - Detection device and method: The present invention relates to method and device for detecting changes of a magnetic response of at least one magnetic particle in a carrier fluid. The method comprises: using a measuring procedure comprising measuring the characteristic rotation time of said magnetic particle, said measuring procedure further involving measuring Brownian relaxation... Agent: Gauthier & Connors, LLP

20090085558 - Hall-effect based linear motor controller: A linear motion control device for use in a linear control system is presented. The linear motion control device includes a coil driver to drive a coil that, when driven, effects a linear movement by a motion device having a magnet. The linear motion control device also includes a magnetic... Agent: Daly, Crowley, Mofford & Durkee, LLP

20090085559 - System and method for minimizing electromagnetic field distortion in an electromagnetic tracking system: A system and method of minimizing the electromagnetic field distortion in an electromagnetic tracking system. The system and method comprising a transmitter or receiver coil arrangement comprising at least two coils connected in series and symmetrically about opposite ends of an object to be tracked. The object to be tracked... Agent: Peter Vogel Ge Healthcare

20090085560 - Apparatus and methods for an inductive proximity sensor: An inductive proximity sensor is disclosed. The proximity sensor includes a housing having at least a first pair of inductive coils disposed within the housing. One of the first pair of inductive coils is opposite in polarity from another one of the first pair of inductive coils. The sensor optionally... Agent: Rockwell Automation, Inc./(slwk)

20090085561 - Method and apparatus for testing a magnetic head: A testing apparatus for a magnetic head tests electromagnetic conversion characteristics of the magnetic head by causing a magnetic head 10 to fly above a surface of the recording medium 16 and testing recording and playback characteristics of the magnetic head for the recording medium. The testing apparatus includes a... Agent: Greer, Burns & Crain

20090085563 - Magnetic resonance imaging system: A magnetic resonance measurement technique is provided which shortens the measurement time while suppressing artifacts caused by body movement of a measuring object and enables high-speed imaging. An excitation pulse which excites a plurality of slice planes and an excitation pulse which excites slice planes perpendicular to the slice planes... Agent: Reed Smith LLP

20090085562 - Method of operating a dynamic nuclear polarization system: A method of operating a DNP system comprising: a cryostat (1); a magnetic field generator (2) located in the cryostat for generating a magnetic field in a working volume; a microwave cavity (8) within which the working volume is located; and a waveguide (18) for supplying microwave power to the... Agent: Blank Rome LLP

20090085565 - Parametric nuclear quadrupole resonance spectroscopy system and method: A system and method for probing a specimen to determine one or more components by utilizing a first signal to excite the specimen at a nuclear quadrupole resonant frequency and observing changes in a specimen property. One exemplary property may be dielectric constant. Another exemplary property may be magnetic permeability.... Agent: James Richards

20090085564 - System, method and computer accessible medium for magnetic resonance spectrocopic imaging: An exemplary embodiment of system, method, and computer accessible medium for magnetic resonance spectroscopic imaging for improving signal-to-noise ratio per unit time and optimizing duty cycle in MRSI and/or for reducing chemical-shift artifacts can be provided. One exemplary embodiment includes forwarding an excitation pulse to the target and acquiring a... Agent: Dorsey & Whitney LLP Intellectual Property Department

20090085566 - Magnetic resonance imaging apparatus and analysis method for fat suppression effect in magnetic resonance imaging apparatus: A magnetic resonance imaging apparatus includes an imaging unit which performs imaging more than once with respect to an imaging target while changing a central frequency of a fat suppression pulse, a generation unit which generates a plurality of images based on magnetic resonance signals obtained by imaging performed more... Agent: Nixon & Vanderhye, PC

20090085567 - Magnetic resonance apparatus with shim arrangement: A magnetic resonance apparatus has an examination region to accommodate a patient to be examined, and a body coil that circumferentially encompasses the examination region and is designed for magnetic resonance examination of the patient. A gradient coil circumferentially encompasses the examination region and the body coil and is designed... Agent: Schiff Hardin, LLP Patent Department

20090085568 - Locator using two horizontally displaced measrement points: A method and receiver system for identifying a location of a magnetic field source using two horizontally displaced tri-axial antennas. In a preferred embodiment two tri-axial antennas are positioned at opposite ends of a receiver frame. Each antenna detects in three dimensions a magnetic field from a source or transmitter.... Agent: Tomlinson & O'connell, P.C.

20090085569 - Method and device for sea electrical survey of oil-and-gas deposits: A sea electrical survey method for carbohydrates deposits, situated under seabed not exceeding 10 meters of depth, is disclosed, comprising: providing a plurality of multi-channel bottom systems with receiving lines having at least three electrodes and capable to register electromagnetic signals, excitation means generating a series of alternating-sign pulses controlled... Agent: Tulupov, Andrej Vladimirovich

20090085570 - Apparatus and method for azimuthal mwd resistivity imaging at multiple depths of investigation: A combination of a shallow-reading and a deep-reading, azimuthally sensitive, multiple propagation devices is used for providing depth images the earth formation with different depth of investigation. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other... Agent: Madan, Mossman & Sriram, P.C.

20090085571 - Battery testers with secondary functionality: An electronic vehicle tester includes a battery tester configured to measure a parameter of a battery of a vehicle. A tire tester is configured to receive a parameter of a tire of the vehicle. A wireless receiver can be configured to receive pressure information from a transmitter associated with a... Agent: Westman Champlin & Kelly, P.A.

20090085572 - Method and apparatus for diagnosing inverter linkages: A method for diagnosing the linkages of an inverter including a controller connected to switching devices that are between a DC input and a multi-phase output. The inverter can be diagnosed to determine whether the control signals provided to the switching devices are being properly provided to the inverter and... Agent: Rockwell Automation, Inc./(qb)

20090085573 - Differential-mode-current-sensing method and apparatus: Systems, methods, and devices are disclosed, including a ground-fault sensor that has a plurality of conductors each disposed one inside of another except for an outer conductor and a field sensor configured to sense an electric field, a magnetic field, or both. In some embodiments, the field sensor is disposed... Agent: Fletcher Yoder Law (for Rockwell Automation)

20090085574 - Method for locating phase to ground faults in dc distribution systems: A method for locating phase to ground faults in DC distribution systems. The method includes utilizing wavelet analysis using Multi-Resolution Analysis (MRA) as a signal processing tool for recognition of characteristic features in the voltage signal. The voltage signal contains characteristic information in the high frequency range above the switching... Agent: Wiley Horton

20090085576 - Apparatus, system and methods for ground current detection: Various systems, methods and apparatus are described for detecting an excessive or faulty ground current in a conductive wire or electronic device. A ground current detector is coupled to a known earth ground to determine whether other ground lines are carrying excessive, faulty and/or leaking currents. If these types of... Agent: Echostar Technologies, L.L.C. Legal Department

20090085575 - Testing method for a ground fault detector: A testing system for a ground fault detection system of an electrical system of a machine is disclosed. The testing system has a low voltage power source, the low voltage power source capable of operation that is independent from a high voltage power source of the machine. The testing system... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20090085578 - Integrated circuits with programmable well biasing: An integrated circuit includes a substrate, a storage device formed in the substrate to hold bias settings, and operational blocks formed in the substrate, each operational block including an operational circuit and a charge pump to provide well bias voltages to the operational circuit in response to one or more... Agent: Wolf Greenfield & Sacks, P.C.

20090085577 - System for terminating high speed input/output buffers in an automatic test equipment environment to enable external loopback testing: An apparatus comprising a test termination card having a first set of connections and a second set of connections. The first set of connections may be configured to connect to a specific pinout of a device under test. The second set of connections may be configured to connect to a... Agent: Christopher P Maiorana, PC Lsi Corporation

20090085580 - Apparatus for testing catalysis electrode of fuel cell: An apparatus is disclosed for testing a catalysis electrode of a fuel cell. The apparatus includes a driving module, a loading module, a containing module and an analyzing unit. The containing module includes a hollow threaded bolt, a sleeve and a contact plate. The hollow threaded bolt is operatively connected... Agent: Troxell Law Office PLLC

20090085579 - Attenuation apparatus and test apparatus: There is provided an attenuation apparatus for attenuating a signal received via a first terminal thereof and outputting the attenuated signal via a second terminal thereof. The attenuation apparatus includes a first transmission path and a second transmission path which respectively have different attenuation amounts for the signal, a connection... Agent: Jianq Chyun Intellectual Property Office

20090085581 - Measuring device, and detection device: A measuring apparatus that measures a characteristic of a device under measurement is provided. The measuring apparatus includes: a signal generating section that outputs a forward signal to the device under measurement through a device side terminal; a directional coupler that outputs a backward split signal obtained by splitting a... Agent: Jianq Chyun Intellectual Property Office

20090085582 - Microwave determination of location and speed of an object inside a pipe: Apparatus and method are described for measuring the location and speed of an object, such as instrumentation on a movable platform, disposed within a pipe, using continuous-wave, amplitude-modulated microwave radiation.... Agent: Cochran Freund & Young LLC

20090085583 - Measurement tool and method of use: This invention relates to a measurement tool and method of use, and in particular to a measurement tool for use in determining a parameter of a stationary or moving fluid. The measurement tool has been designed primarily for use in borehole formation testing. The measurement tool can measure the dielectric... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20090085584 - Subsystems and methods for use in patch clamp systems: Subsystems and methods for use in patch clamp systems are provided. For example, in certain embodiments, compensation circuitry is used to compensate for non-idealities present in the patch clamp system. The accuracy of this compensation may be verified by employing, for example, circuitry that models the patch clamp system.... Agent: Goodwin Procter LLP Patent Administrator

20090085585 - Apparatus, system, and associated method for monitoring surface corrosion: An article includes an electrically conductive corrodible element; a device that can inject electricity at a plurality of operation frequencies into the corrodible element; and a measurement apparatus operable to measuring impedance of the electrically conductive corrodible element under various operation frequencies.... Agent: General Electric Company Global Research

20090085586 - Detection of presence or absence of ac maintain power signature in power-over-ethernet system: An AC maintain power signature detection circuit in a power sourcing equipment (PSE) for a Power over Ethernet system injects an AC test signal onto a power port of the PSE. The AC test signal is driven onto a first power terminal of the power port through a sense resistor.... Agent: Patent Law Group LLP

20090085587 - High current precision resistance measurement system: A resistance testing apparatus makes use of a modular design for cascaded, parallel, bipolar current sources to obviate the need for electromechanical or pneumatic switching systems.... Agent: Perley-robertson, Hill & Mcdougall LLP

20090085588 - Method and apparatus for detecting molecules: A molecular sensor includes a membrane layer having parallel pores extending through the membrane layer and incorporating therein probe molecules that bind with corresponding target molecules when present in the pores, electrodes, and an ionic solution in contact with the electrodes and the pores, wherein the electrodes are energized to... Agent: The Johns Hopkins Universityapplied Physics Labora Office Of Patent Counsel

20090085589 - Wafer level testing method for rfid tags: A wafer level testing method for RFID tags is disclosed. The method comprises: providing a semiconductor wafer having a plurality of RFID tag chips, wherein each of the RFID tag chips includes at least one detachable inductance and an embedded capacitance to form a resonant circuit; exposing the RFID tag... Agent: Beedar Technology Inc.

20090085590 - Method and apparatus for testing devices using serially controlled intelligent switches: Methods and apparatus for testing devices using serially controlled intelligent switches have been described. In some embodiments, a probe card assembly can be provided that includes a plurality of integrated circuits (ICs) serially coupled to form a chain, the chain coupled to at least one serial control line, the plurality... Agent: MoserIPLaw Group / Formfactor, Inc.

20090085591 - Probe tip including a flexible circuit board: A probe tip for attaching to a device to be tested includes a flexible circuit board, at least one contact pad arranged to be able to be attached to at least one contact of a probe tip connector, at least one electrical component having first and second ends, and at... Agent: Samtec Incorporated C/o Keating & Bennett, LLP

20090085592 - Probing a device: An electronic device is moved into a first position such that terminals of the electronic device are adjacent probes for making electrical contact with the terminals. The electronic device is then moved horizontally or diagonally such that the terminals contact the probes. Test data are then communicated to and from... Agent: N. Kenneth Burraston Kirton & Mcconkie

20090085593 - Test socket: A support block has a first face, a second face opposed to the first face, and first and second through holes communicating between the first face and the second face, and is formed with resin material. The first face, the second face, and the first and second through holes are... Agent: Morgan Lewis & Bockius LLP

20090085595 - Method and arrangement for positioning a probe card: A method for perpendicular positioning of a probe card relative to a test substrate, includes storing a separation position approached in a first positioning step as a distance between the needle tips of the probe card and the substrate, storing a contact position approached in a second positioning step until... Agent: Heslin Rothenberg Farley & Mesiti PC

20090085594 - Probe apparatus and probing method: A probe apparatus includes an imaging unit imaging probes and a first and a second imaging unit imaging the wafer surface. The apparatus further includes a control unit obtaining positions of a mounting table at which focuses of the imaging unit and the first imaging unit are made to coincide... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090085596 - System and method for testing semiconductor devices: A system for testing semiconductor devices is disclosed. In one embodiment, the test system being configured to be electrically connected via parallel wiring paths to a plurality of contact pins of a number of devices under test. The test system having at least one signal distribution matrix arranged in the... Agent: Dicke, Billig & Czaja

20090085597 - Process monitor for monitoring an integrated circuit chip: A system or apparatus for monitoring an Integrated Circuit (IC) chip includes: a sense circuit at least partially constructed on the IC chip and configured to produce one or more sense signals each indicative of a corresponding process-dependent circuit parameter of the IC chip; and a digitizer module configured to... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20090085598 - Integrated circuit test system and method with test driver sharing: An integrated circuit test system and method for testing integrated circuits or chips is disclosed. One embodiment provides a test signal from a test driver via a primary test channel and distributed via parallel wiring paths to a plurality of contact pads of one or more integrated circuits or chips... Agent: Dicke, Billig & Czaja

20090085599 - Semiconductor device having esd protection circuit and method of testing the same: A semiconductor device having an electrostatic discharge (ESD) protection circuit and a method of testing the same may provided. The semiconductor device may include one or more stacked chips, each stacked chip may include a test circuit configured to output a test control signal and a selection control signal in... Agent: Harness, Dickey & Pierce, P.L.C

20090085600 - Method and system for derivation of breakdown voltage for mos integrated circuit devices: A method and system for multi-point (e.g., double-point) GOI test that can efficiently judge failure modes by testing only two points. We can measure leakage currents at only two voltages, which are the cut points of mode A-B and B-C, instead of the whole ramped voltages to save time and... Agent: Townsend And Townsend And Crew, LLP

Previous industry: Electricity: power supply or regulation systems
Next industry: Electronic digital logic circuitry


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