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Coded data generation or conversion February patent applications/inventions, industry category 02/10

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.
  
02/25/2010 > patent applications in patent subcategories. patent applications/inventions, industry category

20100045489 - Rotary electrostatic encoder: A rotary electrostatic encoder comprising a disk-shaped fixed plate having a first transmission electrode, a second transmission electrode, and four reception electrodes; a disk-shaped rotating plate having a first induction electrode superposed on and facing the first transmission electrode, and a second induction electrode positioned on the inside of the... Agent: Antonelli, Terry, Stout & Kraus, LLP

20100045490 - Continuous automatic key control: Architecture for enabling continuous operation of a control command issued by a control input (e.g., a control key on a computer keyboard or game controller). For example, for a user of a software application (e.g., a gaming application), an activation modifier is used for enabling continuous operation of the control... Agent: Microsoft Corporation

20100045491 - Input/output (io) interface and method of transmitting io data: An input/output (IO) interface includes a data encoder which encodes each of a plurality of pieces of parallel data having different timings and generates a plurality of pieces of encoded data, and an alternating current (AC) coupling transmission unit which transmits the plurality of encoded data in an AC coupling... Agent: Myers Bigel Sibley & Sajovec

20100045492 - Decoding apparatus and method: A decoding apparatus is disclosed. The decoding apparatus is applied to a data signal comprising a plurality of bits. A plurality of sampled data is generated by sampling the data signal. Each of the bits has a same cycle. The decoding apparatus comprises a calculating module and a determining module.... Agent: Wpat, PC Intellectual Property Attorneys

20100045493 - System and method for flexible physical layout in a heterogeneous configurable integrated circuit: A system including a serializer/deserializer (SERDES) block including a first SERDES lane, a second SERDES lane, a third SERDES lane, and a fourth SERDES lane; a physical coding sublayer (PCS) block including a layout select tag, a first PCS lane connected to the fourth SERDES lane, a second PCS lane... Agent: James M. Wu Jw Law Group

20100045494 - User terminal and base station using adapted codebook according to polarization: A terminal and a base station using an adaptive codebook for a polarization are provided. The terminal includes a rotation matrix generator to generate rotation matrices corresponding to a cross polarization discrimination value (XPD) of a transmission signal and a codebook generator to generate a codebook including result matrices that... Agent: North Star Intellectual Property Law, PC

20100045495 - Switched capacitor circuit and pipeline a/d converter: There is provided a switched capacitor circuit and a pipeline A/D converter which are capable of suppressing electric power from being increased by utilizing a level-shift capacitor, even in a case where the switched capacitor circuit and the pipeline A/D converter are configured by utilizing a CLS technique. In the... Agent: Morgan Lewis & Bockius LLP

20100045496 - Semiconductor device and method of controlling the same: A semiconductor device is described which includes a first comparator judging the level of an input signal based on a first judgment value, a second comparator judging the level of the input signal based on a second judgment value, and a calibrator outputting a control signal for starting the calibration... Agent: Arent Fox LLP

20100045497 - Scheme for non-linearity correction of residue amplifiers in a pipelined analog-to-digital converter (adc): In a method and apparatus for compensating non-linearity of a gain of a residual amplifier (RA), a pipelined analog-to-digital converter (ADC) converts an analog input to a digital output (DO). The ADC includes a plurality of pipelined stages (PPS). Each stage, which includes an instance of the RA, provides a... Agent: Texas Instruments Incorporated

20100045499 - Asynchronous sigma-delta digital-analog converter: An asynchronous sigma delta digital to analog converter for converting a digital input signal into an analog output signal, the digital to analog converter having an asynchronous sigma delta modulator having a low pass filter and a comparator and being supplied with the digital input signal, and a clock sample... Agent: Gregory W. Osterloth Holland & Hart, LLP

20100045498 - Fully differential delta sigma modulator: A fully differential delta sigma modulator is provided. The fully differential delta sigma modulator has an integrator in which a comparator replaces an operational amplifier for decreasing power consumption. The integrator extends to a fully differential implementation with the addition of a common-mode feedback circuit for improving equivalent input and... Agent: Volpe And Koenig, P.C.

20100045500 - Signal conversion using finite impulse response feedback: Disclosed are techniques for reducing noise and providing conversion signals in electronic components, including pulse width modulation (PWM) oversampling converters, by performing signal conversion having finite impulse response (FIR) feedback. Implementations may reduce the sensitivity of the conversion process to jitter in the sampling clock, thereby reducing noise and providing... Agent: Spryip, LLC Ifx

20100045501 - Hardware-efficient reconstruction for periodic non-uniformly sampled signals: Method and apparatus for signal reconstruction enabling the sharing of analog-to-digital converter resources among signals. Embodiments include a signal reconstruction method that allows reconstruction of multiple non-uniformly sampled signals while avoiding unwanted side effects such as aliasing.... Agent: Courtney Staniford & Gregory LLP

20100045502 - Current output type digital-analog conversion circuit, and graphic display device: A current output type digital-analog conversion circuit which outputs a current signal includes a decoder for decoding higher-order bits of input digital data, a plurality of binary current generators, and a current adder. Each of the binary current generators includes a device for outputting a binary current which increases linearly... Agent: Young & Thompson

20100045503 - Pulse phase difference detecting circuit and a/d converter using the same: Provided is a pulse phase difference detecting circuit including: a first delay circuit that receives a first pulse signal to output a signal obtained by delaying the first pulse signal as a second pulse signal and includes multiple serially-connected delay units having the same delay amount; a second delay circuit... Agent: Mcginn Intellectual Property Law Group, PLLC

20100045504 - Voltage error correction system: A voltage error correction system includes a voltage converter, a first and a second analog to digital converters, a subtracter, an adder, and a digital voltage generator. The voltage converter adjusts an input voltage proportionally, adds the adjusted input voltage to a reference voltage to obtain a positive voltage, and... Agent: PCe Industry, Inc. Att. Steven Reiss

  
02/18/2010 > patent applications in patent subcategories. patent applications/inventions, industry category

20100039296 - System and method for recalling media: Paper-based playback of media can be performed by electronically recording handwritten notes including pen strokes using a digital pen on a position-coded paper. A plurality of bounding areas is identified, e.g. by generating bounding areas around the pen strokes as they are developed. Each bounding box is provided with a... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20100039299 - Key assembly for portable electronic device using the same: A key assembly comprises a connecting element, a first key and a second key. The first key includes a first body member and a first elastic member protruding from one end of the first body member, another end of the first body member connects with the connecting element. The second... Agent: PCe Industry, Inc. Att. Steven Reiss

20100039297 - Keyboard with illuminating architecture: A keyboard with illuminating architecture includes a keyboard portion and a substrate carrying the keyboard portion, wherein the keyboard portion includes a plurality of pressing elements for receiving a pressing force from the user and inter-dependent mechanisms respectively under a force receiving surface of each pressing element for providing a... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100039298 - Side key assembly for portable electronic device: A side key assembly includes a metallic dome, an insulating layer and a decorative layer. The insulating layer is laminated on the dome. The decorative layer is laminated on the insulating layer.... Agent: PCe Industry, Inc. Att. Steven Reiss

20100039300 - Lzw data compression algorithm: An improved LZW algorithm creates images at the time of compression, and obtains codes from those images at the time of decompression. At the time of compression, string (x) is obtained from the input stream and code (x) is retrieved from the LZW table for string (x). Assuming that a... Agent: Scully, Scott, Murphy & Presser, P.C.

20100039301 - Variable length decoder, encoder, and variable length decoding method: A variable length decoder that decodes a variable length code to output data including a run and a level, the variable length decoder includes a memory that stores an output format of a run and a level according to a prefix for specifying an area which is generated by dividing... Agent: Arent Fox LLP

20100039302 - Correlation-based background calibration of pipelined converters with reduced power penalty: A device and method for correlation-based background calibration of pipelined converters with a reduced power penalty. A pipelined analog-to-digital converter (ADC) utilizes a random or pseudorandom signal to reduce the quantization error of subconverting stages. Stages within the ADC comprise an injection circuit having a plurality of capacitive branches in... Agent: Koppel, Patrick, Heybl & Dawson

20100039303 - Digital analog converter: A digital analog converter has an input terminal receiving a digital input signal, a lower-side capacitor group coupled to a lower-side common terminal in parallel, an upper-side capacitor group coupled, in parallel, to an upper-side common terminal at which an analog output signal is generated, a coupling capacitor provided between... Agent: Fujitsu Patent Center C/o Cpa Global

20100039304 - Digital to analog converter and method thereof: A digital to analog converter (DAC) has a plurality of transistor-resistor units connected in a string. Each of the transistor-resistor units of the DAC has a pair of transistors that are turned on/off by a pair of complementary control signals. Since the two transistors of each transistor-resistor unit are positioned... Agent: J C Patents

20100039305 - Comparator circuit and analog digital converter having the same: A comparator circuit includes a first comparator comparing an input signal to a first comparison value and generating a first determination signal, a second comparator comparing the input signal to a second comparison value different from the first comparison value and generating a second determination signal, and an output selecting... Agent: Arent Fox LLP

20100039306 - Analog-to-digital converter: A method of analog-to-digital conversion over n bits of an analog signal, including the steps of: comparing the amplitude of the analog signal with a threshold representing the amplitude of the full-scale analog signal divided by 2k, where k is an integer smaller than n; performing an analog-to-digital conversion of... Agent: Seed Intellectual Property Law Group PLLC

20100039307 - Using a/v device to send controlled device communication-related parameters to program remote control: An A/V device such as a TV presents a series of GUIs that a user can navigate through using a programmable bidirectional remote control to select a type of component to be controlled, the manufacturer, and model number. Once the desired component is selected by navigating through the GUIs, the... Agent: Rogitz & Associates

  
02/11/2010 > patent applications in patent subcategories. patent applications/inventions, industry category

20100033351 - Auto-detection system and method for communication protocol: An auto-detection system for communication protocol includes a driving device, a communication mode selection circuit and a human-machine interface circuit. The human-machine interface circuit transmits a detection signal to the driving device through the communication mode selection circuit. The detection signal includes a transmission speed identification and a transmission mode... Agent: PCe Industry, Inc. Att. Steven Reiss

20100033352 - Real-time motion recognition method and inertia-sensing and trajectory-reconstruction device using the same: The present invention provides a real-time motion recognition method for identifying whether an inertia-sensing device is in active state or not according to an angular velocity signal detected with respect to the device. The present invention further provides an inertia-sensing and trajectory-reconstruction device incorporated with the foregoing method for recording... Agent: Morris Manning Martin LLP

20100033353 - Electronic device and anti-misoperation method for key module: An electronic device includes a key module, an active area positioned under the key module, an IC electronically connected to the active area, and a CPU electronically connected to the IC. The key module includes a plurality of pressing keys, a plurality of touch keys, and at least one error-detecting... Agent: PCe Industry, Inc. Att. Steven Reiss

20100033354 - Touch sensitive device: A sensitive precision detector to sense user given control input in terms of activation on a cover plate by moving the finger with an easy touch, or with a force vertically or with a force in circular or elliptical movements on the surface of the cover plate. The precision detector... Agent: James C. Wray

20100033355 - Pruning methods for the generation of s-random interleavers, and interleaver performing the methods: The final permutation is generated using a reference vector having a dimension or size equal to that of the initial permutation and comprising thus N elements. Said reference vector is generated by said processing devices in such a way that for each pruning step, if the element eliminated from the... Agent: Perkins Coie LLP Patent-sea

20100033356 - Circuits and methods to minimize nonlinearity errors in interpolating circuits: Circuits and methods to minimize nonlinearity errors in interpolating circuits are described herein. A disclosed example circuit comprises first and second voltage-current converter circuits, each including a first transistor and a second transistor, each having a first electrode configured to receive a signal generated by a corresponding current source, a... Agent: Texas Instruments Incorporated

20100033357 - Data compression using a stream selector with edit-in-place capability for compressed data: A method for encoding an input file into an output file that is compressed so that the number of bits required to represent the output file is less than the number of bits of the input file. The encoding method includes the parsing of the input file into a series... Agent: Townsend And Townsend And Crew, LLP

20100033358 - Self-testing digital-to-analog converter: One embodiment of the invention includes a digital-to-analog converter (DAC) circuit. The DAC circuit includes a DAC portion configured to generate an output voltage having a magnitude that varies based on a plurality of digital values of a digital input signal. The DAC circuit also includes a test portion configured... Agent: Texas Instruments Incorporated

20100033360 - A low cost analog to digital converter and a method for converting an analog signal to a digital signal: The present invention relates to a low cost analog to digital converter (ADC) and a method for converting an analog signal to a digital signal. The method includes the steps of: outputting a pulse modulation signal according to a digital value; performing a low-pass filtering to the pulse modulation signal... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100033359 - Nonlinear compensation in analog to digital converters: An apparatus for converting an analog signal to a digital signal comprising a first analog to digital converter for generating a first digital value from an analog value. A second analog to digital converter for generating a second digital value from the analog value. Logic for determining a correction factor... Agent: Mr. Christopher John Rourk Jackson Walker LLP

20100033361 - System, in particular for digitizing a time-continuous and value-continuous periodic signal with a firmly predefined number of samples per period: A system is disclosed, in particular for digitizing a time-continuous and value-continuous periodic signal with a respective firmly predefined number of samples per period. In at least one embodiment, the system includes an A/D converter for digitizing an analog AC signal applied to the input of the A/D converter, the... Agent: Harness, Dickey & Pierce, P.L.C

20100033362 - Solid-state image sensing device, imaging method, and imaging apparatus: A solid-state image sensing device includes: a pixel unit that has plural pixels and outputs analog pixel signals; a ramp signal generator unit that generates a ramp signal having a predetermined initial voltage and a fixed gradient; and an analog-digital converter unit that compares the analog pixel signals output by... Agent: Rader Fishman & Grauer PLLC

  
02/04/2010 > patent applications in patent subcategories. patent applications/inventions, industry category

20100026527 - Coordinate position detection device for touch panel: A coordinate position detection device according to the present invention includes: charging circuits having both the capability of charging a coupling capacitance in a capacitive-coupling touch panel with a position-detection resistive film whose potential periodically varies between a positive potential and a negative potential and the capability of restoring the... Agent: Nixon & Vanderhye, PC

20100026530 - Method of generating key code in coordinate recognition device and apparatus using the same: A method and apparatus for generating a key code in a coordinate recognition device (video device controller 120) enable key code generation by a single instance of manipulation of a controller (140) by a user, obviating repetitive keypad manipulation and thereby facilitating controller operation. A coordinate recognition (120) device is... Agent: Ked & Associates, LLP

20100026529 - Secure keypad scanning: A secure key scanning functionality drives the row lines and column lines of a key switch array with randomized pulses of different polarities, and drives signals in one direction from a row line through a pressed key and to a column line as well as in an opposite direction from... Agent: Imperium Patent Works LLP

20100026528 - Slim self-luminous keyboard structure: A slim self-luminous keyboard structure comprises a keyboard unit and luminous units. The keyboard unit has a press plane containing a plurality of press members, and a baseplate is arranged below the press plane and supporting the press members. The luminous units generate light, and the light is conducted to... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100026531 - Electronic device: The application provides an electronic device. The electronic device includes a main body and a cover. The main body has a sheet and the sheet includes a first key set and a second key set. The cover, slidably disposed on the main body between a first configuration and a second... Agent: Birch Stewart Kolasch & Birch

20100026532 - Rotary input device and revolution sensor using the same: Disclosed is a device for accurately detecting the direction and angle of rotation independently of ambient environments. The device is provided with an equally-spaced electrode holding plate 52 having equally-spaced electrodes 56 arranged along the circumference of a first circle, and a fixed phase electrode holding plate having α a-phase... Agent: Intellectual Property Law Office Of David Lathrop

20100026533 - Data bus inversion apparatus, systems, and methods: Apparatus, systems, and methods are disclosed such as those that operate to encode data bits transmitted on a plurality of channels according to at least one of multiple Data Bus Inversion (DBI) algorithms. Additional apparatus, systems, and methods are disclosed.... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20100026534 - Digital signal decoding method: A computer-implemented method to decode a digital signal includes following steps. A micro control unit (MCU) receives a digital signal. The MCU reads a low voltage period of the digital signal and stores a time duration of the low voltage period into a first register as a value TL. The... Agent: PCe Industry, Inc. Att. Steven Reiss

20100026535 - Segmented optics circuit drive for closed loop fiber optic sensors: Systems and methods for improving output resolution of an optical drive circuit in an optical sensor. The optical sensor circuit includes an optics circuit that generates analog measurement data, a detector circuit that detects the analog measurement data and converts the analog measurement data to a digital measurement data, and... Agent: Honeywell/fogg Patent Services

20100026536 - Sample-hold circuit having spreading switch and analog-digital converter using same: A sample-hold circuit includes a voltage-current converter, having a first input terminal pair to which an input differential signal is input and a first output terminal pair which outputs current according to the voltage of the input differential signal, a spreading switch having a switch group which switches the first... Agent: Arent Fox LLP

20100026537 - Superconductor analog-to-digital converter: A superconducting Analog-to-Digital Converter (ADC) employing rapid-single-flux-quantum (RSFQ) logic is disclosed. The ADC has only superconductor active components, and is characterized as being an Nth-order bandpass sigma-delta ADC, with the order “N” being at least 2. The ADC includes a sequence of stages, which stages include feedback loops and resonators.... Agent: George Sai-halasz

20100026538 - Method and apparatus for matched quantum accurate feedback dacs: A second order superconductor delta-sigma analog-to-digital modulator having an input for receiving an analog signal, a first integrator coupled to the input, a second integrator cascaded with the first integrator, and a quantum comparator digitizing output from the second integrator reduces quantization noise by providing matched quantum accurate DACs in... Agent: Snell & Wilmer L.L.P. (grumman)

20100026539 - Signal processing device, signal processing method, and signal level display device: A signal processing device includes a bit-pattern output unit and a look-up table storage unit which are configured as follows: The bit-pattern output unit is provided for receiving input 1-bit digital signals generated by ΔΣ modification and aligning bits of the input 1-bit digital signals in a chronological order to... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20100026540 - Da converter: The present invention provides a DA converter that gives good linearity of output voltage of an IV conversion amplifier, and improves THD characteristics. In the DA converter, a current path x1 in which current flows due to differential switches being in the ON state in a differential switch section and... Agent: Volentine & Whitt PLLC

20100026541 - D-a converter and d-a converting method: Provided is a DA converter that converts an input digital signal into an analog signal, comprising an integrator that outputs an integration value of the digital signal for each cycle of a constant period; a level comparing section that makes a comparison to detect whether the integration value output by... Agent: Masao Yoshimura

20100026544 - A-d converter: Provided is an AD converter that converts an input analog signal into a digital signal, comprising an integrator that sequentially integrates signal levels of the analog signal to obtain an integrated waveform, and outputs the integrated waveform; a digital converting section that detects, with prescribed units of temporal resolution, a... Agent: Masao Yoshimura

20100026542 - Adaptive bias current generation for switched-capacitor circuits: Techniques for adaptively generating bias current for a switched-capacitor circuit are described. The switched-capacitor circuit charges and discharges at least one switching capacitor at a sampling rate and may be a ΣΔ ADC that digitizes an analog signal at the sampling rate and provides digital samples. The switched-capacitor circuit may... Agent: Qualcomm Incorporated

20100026543 - Analog to digital converter: An analog to digital converter having an input stage amplifier array, an input stage voltage divider array, a comparator array and an encoder. The input stage amplifier array calculates and amplifies the difference between an input signal and a plurality of reference signals to generate a plurality of amplified differences.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20100026545 - Ramp-based analog to digital converters: The invention provides an analog-to-digital converter (ADC) of the single ramp type, comprising a ramp generator (101), a clock (102), a digital counter (103) timed by the clock (102), and at least one channel (101, . . . , 10i, . . . , 10n) for data processing, the or... Agent: Blakely Sokoloff Taylor & Zafman LLP

20100026546 - Sar adc: An electronic device is provided for analog to digital conversion using successive approximation. The device comprises a first ADC stage. The first ADC stage includes a first plurality of capacitors adapted to sample an input voltage, and adapted to be coupled to either a first reference signal level or a... Agent: Texas Instruments Incorporated

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