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Wave transmission lines and networks August inventions list 08/10

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.
08/26/2010 > patent applications in patent subcategories.

20100214036 - Common-mode noise reduction circuit: A system operating in a process control environment includes a field device to perform a process control function in the process control environment, a remote device disposed away from the field device to perform an auxiliary function associated with the process control function of the field device, a first wired... Agent: Marshall, Gerstein & Borun LLP (fisher)

20100214038 - Chip-type solid electrolytic capacitor and chip-type filter: A solid electrolytic capacitor is formed by stacking flat solid electrolytic capacitor elements. Negative electrode sections of a part of the solid electrolytic capacitor elements and negative electrode sections of the remaining part of the solid electrolytic capacitor elements are led out so as to be faced to each other,... Agent: Wenderoth, Lind & Ponack L.L.P.

20100214037 - Filter with integrated loading capacitors: There is provided an improved filter having resonators substantially disposed between conductive planes which form one or more loading capacitors that are in turn coupled to the resonators. Further, inclusion of a designed void or slot in one or more of the conductive planes allows for control of an introduced... Agent: Squire Sanders & Dempsey LLP

20100214039 - Filter: A filter for filtering noise generated by a differential signal having a specific wavelength transmitted by a first transmission line and a second transmission line is disclosed. The filter includes a multi-layer substrate, a first microstrip line and a second microstrip line. The first and the second transmission lines and... Agent: Jianq Chyun Intellectual Property Office

20100214040 - Multilayer planar tunable filter: An electronic device includes a first strip conductor formed from a first metal level over a substrate. A second strip conductor formed from a second metal level is located between the first strip conductor and the substrate. At least one of the first and the second strip conductors includes a... Agent: Hitt Gaines P.C.

20100214041 - Coupled microstrip lines with tunable characteristic impedance and wavelength: A coupled microstrip line structure having tunable characteristic impedance and wavelength are provided. In accordance with one aspect of the invention, a coupled microstrip line structure comprises a first ground plane having a plurality of first conductive strips separated by a dielectric material, and a first dielectric layer over the... Agent: Slater & Matsil, L.L.P.

20100214042 - Free-space waveguides, including an array of capacitively loaded conducting ring elements, for guiding a signal through free space: A “wireless cable” (also referred to as a “free-space waveguide”), which does not require a continuous body of conducting wire, is provided. Rather, a series of conducting rings, each loaded with a suitable capacitance element, is properly arranged in an empty medium. The distance between the conducting ring elements is... Agent: Straub & Pokotylo

20100214043 - High peak and average power-capable microwave window for rectangular waveguide: A high peak and high average power-capable microwave/radio frequency window for use in rectangular or other waveguide transmission line geometries. The waveguide microwave window provides a physical barrier, or interface, between two regions on either side of the window. The window presents a relatively transparent interface for the microwave signal... Agent: Dennis F Armijo Dennis F. Armijo, P.C.

08/19/2010 > patent applications in patent subcategories.

20100207700 - Micro-strip transmission line structure of a serpentine type: A micro-strip transmission line capable of reducing far-end crosstalk is provided. The micro-strip transmission line having a serpentine shape is capable of reducing the far-end crosstalk of the transmission line by increasing capacitive coupling between neighboring transmission lines by allowing parallel micro-strip transmission lines to have serpentine shapes. In the... Agent: Jae Y. Park

20100207701 - Waveguide circulator: A waveguide circulator which does not cause an arcing phenomenon and deterioration of microwave characteristic, even when a ferrite member generates heat to raise a temperature thereof. The waveguide circulator is composed of a waveguide formed substantially in Y-shape with rectangular waveguides which are provided so as to position horizontally... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100207711 - Capacitive signal coupling apparatus: An instrument assembly for a well casing inspection tool, comprising a main shaft having an extension shaft extending therefrom. An instrument head is supported on bearings proximate one end of the main shaft. The rotating instrument head, which includes sensors for measuring wall thickness and caliper of the well casing,... Agent: Whitaker, Chalk, Swindle & Sawyer, LLP

20100207702 - Omt type broadband multiband transmission-reception coupler-separator for rf frequency telecommunications antennas: The present invention relates to a multiband transmit-receive coupler-separator with a very wide band of the OMT (“OrthoMode Transducer”) type for microwave-frequency telecommunications antennae. This coupler comprises a port for propagating all of the frequencies, a body and a port for propagating high-frequency bands, these three portions being coaxial, and... Agent: Baker & Hostetler LLP

20100207704 - Electrical component: An electrical component, e.g., a diplexer or a duplexer, can have one of a number of diverse arrangements for terminal surfaces on the substrate bottom. For example, the terminal surfaces for first and second filters are not disposed at the maximum distance from one another. First and second filters can... Agent: Slater & Matsil, L.L.P.

20100207703 - Metamaterial power amplifier systems: Power amplifying systems and modules and components therein are designed based on CRLH structures, providing high efficiency and linearity.... Agent: Rayspan Corporation

20100207705 - Base station rf duplexer, rf module, and rf system: The present disclosure relates to telecommunication, and in particular, to a base station Radio Frequency (RF) duplexer, an RF module, and an RF system. A base station RF apparatus provided herein includes: an enclosure, an intermediate RF processing unit, and a duplexer. The enclosure is located on the duplexer; the... Agent: Futurewei Technologies, Inc. Ipr & Standards Department

20100207706 - Left-handed filter: A left-handed filter of the present invention includes an interstage coupling element connected to a first capacitor and a ground, a second capacitor connected to the interstage coupling element, a third capacitor connected to the second capacitor, a first inductor connected to the connection point of a fourth capacitor and... Agent: Wenderoth, Lind & Ponack L.L.P.

20100207707 - Acoustic wave filter device: An acoustic wave filter device is capable of increasing the steepness of a filter characteristic at a boundary between a passband and an attenuation band and achieving a low loss in the passband. The acoustic wave filter device has a ladder circuit configuration including a plurality of series arm resonators... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100207708 - Acoustic wave filter device: An acoustic wave filter device has a balance-unbalance conversion function and has an increased out-of-band attenuation. The acoustic wave filter device includes a 5-IDT-type longitudinally coupled resonator-type acoustic wave filter unit including IDTs that are connected between an unbalanced terminal and first and second balanced terminals, and the IDTs and... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100207709 - Tuning-fork type crystal resonator and method of frequency adjustment thereof: The invention relates to a tuning-fork type crystal resonator in which the frequency adjustment accuracy is increased, and a frequency adjustment method thereof. In a tuning-fork type crystal resonator having a tuning-fork shaped piece of quartz crystal in which a pair of tuning fork arms extend from a tuning fork... Agent: Edwards Angell Palmer & Dodge LLP

20100207710 - Electrical circuit arrangement with concentrated elements in multi-layer substrates: An electrical circuit arrangement provides a substrate and at least two conductive surfaces. The substrate comprises at least one layer disposed between the conductive surfaces. The conductive surfaces form a capacitor and overlap in part and form an overlapping area. In the event of a displacement of the conductive surfaces... Agent: Marshall, Gerstein & Borun LLP

08/12/2010 > patent applications in patent subcategories.

20100201456 - Combined matching and filter circuit: A combined matching and harmonic rejection circuit with increased harmonic rejection provided by a split resonance for one or more of the capacitive or inductive elements of the circuit. At a fundamental frequency, the circuit comprises an inductive series arm with capacitive shunt arms. The capacitance of a shunt arm... Agent: Christopher P. Maiorana, P.C.

20100201457 - Hybrid balun apparatus: A hybrid balun apparatus are disclosed. The hybrid balun apparatus can support both the reception mode and the transmission mode and be advantageous for a high level of integration, by replacing two transformers disposed at a reception path and a transmission path with a single transformer and integrating a T/R... Agent: Rabin & Berdo, PC

20100201458 - Surface acoustic wave element, method of producing the same, and method of changing resonation frequency of the same: A surface acoustic wave element includes a piezoelectric member, a comb-teeth electrode, and a reflector. The comb-teeth electrode is arranged on the piezoelectric member. The reflector is arranged on the piezoelectric member. The reflector reflects a surface acoustic wave transmitted from the comb-teeth electrode. The reflector has a plurality of... Agent: Posz Law Group, PLC

20100201460 - Resonator and filter using the same: The resonator includes first high-impedance wiring plate-like, arranged parallel to top-surface ground electrode; second high-impedance wiring plate-like, arranged so as to face first high-impedance wiring; first columnar conductor electrically connecting first high-impedance wiring to second high-impedance wiring; first low-impedance wiring arranged between first high-impedance wiring and second high-impedance wiring; second... Agent: Ratnerprestia

20100201459 - Transmission noise suppressing structure and wiring circuit board: The invention provides a transmission noise suppressing structure and a wiring board capable of suppressing a transmission noise transferred through a power supply line, stabilizing a power supply voltage, and reducing signal transmission line cross talk transmitted through the power supply line or a ground layer without being affected by... Agent: Ostrolenk Faber Gerb & Soffen

20100201461 - Methods and devices for reducing communication and power signal leakages from filter assemblies: Novel assemblies for use in conjunction with RF shielded enclosures and the like include one or more RF power and signal filters connectibly inserted, attached to, or otherwise made a part of optimized cavities or receptacles formed within an optimized frame of the assembly. The use of optimized cavities or... Agent: Capitol Patent & Trademark Law Firm, PLLC

20100201463 - Flat uniform transmission line having electromagnetic shielding function: Disclosed herein is a flat uniform transmission line having an electromagnetic shielding function. The flat uniform transmission line includes a strip transmission line, an insulating layer, and electromagnetic shielding layers. The strip transmission line is formed on a dielectric layer made of functional polymer material, and includes a plurality of... Agent: Lrk Patent Law Firm

20100201464 - Flat uniform transmission line having electromagnetic shielding function: Disclosed herein is a flat uniform transmission line having an electromagnetic shielding function. The flat uniform transmission line includes a strip transmission line, an insulating layer, and electromagnetic shielding layers. The strip transmission line is formed on a dielectric layer made of functional polymer material, and includes a plurality of... Agent: Lrk Patent Law Firm

20100201462 - Flexible interconnect cable for an electronic assembly: A high speed flexible interconnect cable for an electronic assembly includes a number of conductive layers and a number of dielectric layers. Conductive signal traces, located on the conductive layers, combine with the dielectric layers to form one or more high speed electrical transmission line structures. The cable can be... Agent: Qualcomm Incorporated

20100201465 - Apparatus and method for electromagnetic mode suppression in microwave and millimeterwave packages: A parallel plate waveguide structure may be configured to suppress spurious propagating modes by including a lossy frequency selective surface (FSS). The electromagnetic material properties of individual layers disposed between the conductive plates of the waveguide may be engineered to extend the suppression band of the fundamental TE mode up... Agent: Brinks Hofer Gilson & Lione

08/05/2010 > patent applications in patent subcategories.

20100194487 - Multiband matching circuit and multiband power amplifier: A multiband matching circuit includes a first matching unit for converting an impedance in a signal path to Z0 in a first frequency band, and a second matching unit formed of a series matching section connected at one end in series with the first matching unit in the signal path,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100194488 - Receiving side filter of duplexer and duplexer: To provide a receiving side filter of a duplexer and a duplexer capable of preventing a leakage of an electric field and a magnetic field to the outside. In a receiving side filter having a longitudinal mode resonator type filter including cross finger electrodes and reflectors respectively formed on a... Agent: Jordan And Hamburg LLP

20100194489 - Directional coupler including impedance matching and impedance transforming attenuator: The present invention provides a compact weakly coupled directional coupler combined with an integrated impedance transformation and matching circuit where the impedance transformation and matching circuit facilitates the fabrication of a highly miniaturized directional coupler with optimum electrical performance where the physical dimensions of the coupled transmission lines fall inside... Agent: Oliff & Berridge, PLC

20100194490 - Microstrip technology hyperfrequency signal coupler: The present invention relates to a power coupler for hyperfrequency signals. The single-section coupler with microstrip lines comprises a dielectric substrate, a main line and a secondary line comprising a coupling section, the lines being deposited on the substrate, the main line being substantially rectilinear and uniform over its entire... Agent: Baker & Hostetler LLP

20100194491 - Multiband matching circuit and multiband power amplifier: A multiband matching circuit includes a first matching unit, a second matching unit, and a third matching unit, with all units being connected in series in a signal path. Matching with target impedance is established at a first frequency by appropriately designing the first matching unit and at a second... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100194492 - Signal dividing device: There is provided a signal dividing device (10) for use in a co-axial network used for distributing signals within the home, the signal dividing device (10) comprising an impedance transformer (12), a first (14) and a second (16) two-way signal splitter, each two-way signal splitter having an input, and first... Agent: Abelman, Frayne & Schwab

20100194493 - Balun signal splitter: A balun signal splitter for use in transceiver systems, such as wireless communications systems, including a wide-band balun with a secondary winding for signal splitting between two operating bands (e.g., high-band and low-band) or modes. An example of a balun signal splitter configured for dual-band or dual-mode operation or includes... Agent: Lando & Anastasi, LLP S2059

20100194495 - Duplexer: A duplexer includes a transmission filter having a ladder circuit configuration and a reception filter. The reception filter includes an input terminal connected to an antenna terminal, a first reception output terminal, and a second reception output terminal. A first filter element and a second filter element, each of which... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100194494 - High frequency device, filter, duplexer, communication module, and communication apparatus: In a high frequency device, resonators (IDT capacitors) that function as capacitors are included in a lumped constant balun included in a filter or duplexer, and furthermore, the resonance frequency of the IDT capacitors is set higher than the passband frequency of the filter. This improves the capacitor Q value,... Agent: Arent Fox LLP

20100194496 - Elastic wave resonator, elastic wave filter, and antenna sharing device using the same: An acoustic wave resonance device includes: piezoelectric substrate (1), first acoustic wave resonator (100) provided on an upper surface of piezoelectric substrate (1) and including first interdigital transducer electrode (110), and second acoustic wave resonator (200) provided on piezoelectric substrate (1) and including second interdigital transducer electrode (210). First acoustic... Agent: Brinks Hofer Gilson & Lione/panasonic

20100194497 - Management of active electrons: The present patent application is the product of a thorough study of the management of electrons, which, by nature, have a double personality: the corpuscular aspect, and the undulatory aspect, and which are known as radiant electrons because they escape from electric wires and cause operational disruptions. These radiant and... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20100194498 - Multilayer electronic component and multilayer electronic component manufacturing method: A multilayer electronic component and a multilayer electronic component manufacturing method are capable of easily controlling the degree of magnetic field coupling between inductors. Via-hole conductors are arranged so that they extend in a lamination direction in a laminate, and function as a first inductor. Via-hole conductors are arranged so... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20100194499 - Micro-electromechanical devices having variable capacitors therein that compensate for temperature-induced frequency drift in acoustic resonators: Micro-electromechanical devices include a temperature-compensation capacitor and a thin-film bulk acoustic resonator having a first terminal electrically coupled to an electrode of the temperature-compensation capacitor. The temperature-compensation capacitor includes a bimorph beam having a first electrode thereon and a second electrode extending opposite the first electrode. This bimorph beam is... Agent: Myers Bigel Sibley & Sajovec

20100194500 - Leaky cable: A leaky cable with a central conductor, and an outer conductor having a rectangular cross section surrounding the central conductor. The outer conductor has a first and a second surface parallel to each other, and at least one slot row formed in at least one of the first and second... Agent: Sughrue Mion, PLLC

20100194501 - Structure design for minimizing on-chip interconnect inductance: A semiconductor device comprising a signal line and ground line is disclosed. The signal line comprises an opening and at least a portion of the ground line is in the opening in the signal line.... Agent: Thomas, Kayden, Horstemeyer & Risley LLP

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