Wave transmission lines and networks inventions 07/07

20070170998 - Ultra wide bandwidth balun: A balun is a device for coupling together balanced and unbalanced electrical signals. An ultra-wide bandwidth balun can operate in a frequency band of more than 1.5 GHz to 26.5 GHz. The balun can be based upon a resistively loaded choke structure. The loading can be in the form of... Agent: King & Spalding LLP

20070170997 - Impedance matching apparatus: An impedance matching apparatus 3 calculates a forward wave voltage Vfo and a reflected wave voltage Vro at an output terminal 3b, based on a forward wave voltage Vfi and a reflected wave voltage Vri at an input terminal 3a, on information on variable values of variable capacitors VC1, VC2... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20070170999 - Compact balun with rejection filter for 802.11a and 802.11b simultaneous operation: A balancing/unbalancing (balun) structure for operating at frequency f1 includes a microstrip printed circuit board (PCB). A balun on the PCB includes two input ports are coupled to a differential signal. An isolated port is connected to ground through a matched resistance. An output port is coupled to a single-ended... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070171000 - High-frequency switch: A high-frequency switch operating in a millimeter wave band that includes a signal path having a λ/4 transmission path, for part of two or more branch signal paths that branch from an input connection path via a branch point; an FET, which is shunt-connected between a grounding end and the... Agent: Leydig Voit & Mayer, Ltd

20070171001 - Filter device and transmitter-receiver: A filter device configured with a plurality of micro-resonators and having a wide specific bandwidth. The filter device is configured as having a plurality of beam-structured, micro-resonators (15),(16),(17),(18) electrically connected in a lattice-forming manner between two input terminals (11),(12) for balanced input and two output terminals (13),(14) for balanced output,... Agent: Sonnenschein Nath & Rosenthal LLP

20070171002 - Dual path acoustic data coupling system and method: A data coupler includes first and second acoustic isolation transformers that develop first and second isolated output signals in response to first and second modulated input signals. A first and a second transmitter is coupled to the first and second acoustic isolation transformers to receive a first and a second... Agent: Avago Technologies, Ltd.

20070171003 - Balanced surface acoustic wave filter: A surface acoustic wave filter includes first to fifth IDTs arranged on a piezoelectric substrate along a surface acoustic wave propagation direction. The second IDT and the fourth IDT have a phase difference of 180° with respect to each other. The second and fourth IDTs are connected to an unbalanced... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20070171004 - Filter and radio communication apparatus using the same: A filter contains first and second resonators adjacent to each other in a first direction, each of the first resonator and the second resonator comprising a pair of first microstrip lines formed on a first region in a second direction perpendicular to the first direction and each having an open... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070171005 - Stacked resonator: Provided are a stacked resonator capable of achieving miniaturization and minimum loss, and a stacked resonator capable of suppressing any unnecessary resonance mode due to interdigital-coupling. The stacked resonator includes a first conductor group having a plurality of conductor lines in a stacking arrangement, and a second conductor group having... Agent: Oliff & Berridge, PLC

20070171007 - Radio frequency waveguide comprising an electric conductor made of a plastic foil layer laminated with a electric conductive material layer: A Radio-Frequency (RF) waveguide comprising at least a folded sheet (3) is described, wherein the sheet comprises a first layer made of a plastic, and at least a second layer made of a electric conductive material. Furthermore a method for manufacturing such a RF waveguide plus a device to perform... Agent: Sughrue Mion, PLLC

20070171006 - Plasma lamp with compact waveguide: A plasma lamp for an electrodeless plasma lamp having a compact dielectric waveguide body. Example embodiments may use a shaped body to allow operation at a lower frequency (or at the same frequency with a body of smaller volume) than a solid cylindrical or rectangular waveguide body having the same... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.

20070171008 - Multi-probes as single rf tuning element for rf slide-screw tuners: The present invention discloses a class of RF corrugated probes to be used in load-pull slide-screw tuner consisting of a radio-frequency (RF) or microwave slotted airline (slabline) comprising at least one RF corrugated probe controlled horizontally and vertically by remote electric control, allowing the creation of impedances which are distributed... Agent: Philippe Boulerne

20070164836 - Coaxial characteristic-impedance transformer: A coaxial characteristic-impedance transformer for dividing RF power on a first terminal onto n second terminals situated in the same radial plane by multi-stage serial transformation via λ/4 lines is provided with a short overall size, where the λ/4 lines between the first connection and the second connections are at... Agent: Edell, Shapiro & Finnan, LLC

20070164837 - Tunable-inductance thin-layered superconductor components, method for the production thereof an devices including said components: In the field of thin-layered superconductors, particularly those having tunable or adjustable characteristics, a method for the production of such components is provided, in addition to devices including such components. In such a device, is a stack of thin layers alternately consisting of an electrically insulating material and a superconductor... Agent: Greer, Burns & Crain

20070164838 - Ferrite phase shifter: A phase shifter comprises a substrate, a ground plane formed on a first surface of the substrate, a support structure positioned on a second surface of the substrate opposite the first surface, three parallel, non-co-planar microstrip lines supported by the support structure above the second surface of the substrate, a... Agent: Leonard A. Alkov, Esq. Raytheon Company

20070164839 - Electric machine signal selecting element: To provide an electromechanical signal selection device which can be miniaturized and highly integrated and which can selectively output only a signal of a predetermined frequency without providing any sensitive vibration sensing mechanism, and electric equipment using the electromechanical signal selection device. A micro-vibrator serving as a resonator is provided.... Agent: Pearne & Gordon LLP

20070164840 - High frequency filter: A high frequency filter incorporates: an unbalanced input/output terminal; two balanced input/output terminals; two resonators respectively provided between the unbalanced input/output terminal and the two balanced input/output terminals; and a layered substrate for integrating components of the high frequency filter. The two resonators are inductively coupled to each other, and... Agent: Oliff & Berridge, PLC

20070164841 - High-frequency filter: A high-frequency filter for providing an analog signal with a predetermined bandwidth includes a printed circuit on which a tuner is covered. The printed circuit includes a signal circuit having a plurality of resonators magnetically or electrically coupled with each other, and a grounding circuit electrically connected to ground and... Agent: Bacon & Thomas, PLLC

20070164842 - Electro-optic radiometer to detect radiation: Apparatus and associated systems, methods and computer program products relate to an electro-optic device that includes a drive electrode that is substantially resonant with millimeter wave and/or terahertz wave radiation. In various embodiments, the drive electrode may comprise at least one structure with an absorption resonance at the frequency of... Agent: Fish & Richardson P.C.

20070159266 - Arrangement and method impedance matching: An arrangement and method for impedance matching (e.g., for a power amplifier) comprising a first node (204a) for receiving an output current to be impedance matched; a second node (212, 214) for receiving output current from the first node; a first current conductor (202c) for carrying current from the first... Agent: Freescale Semiconductor, Inc. Law Department

20070159267 - High-frequency element: An element includes a member to be soldered, a first member having a firs path for receiving the member, and a second member having a second path for receiving the member. The second member is made of a material that has a soldering ability higher than that of the first... Agent: Takeuchi & Kubotera, LLP

20070159268 - Multi-section coupler assembly: A coupler assembly may include first and second electromagnetic couplers connected together. In some examples, the couplers may be connected in cascade configuration, with at least the second coupler including at least third and fourth couplers connected in tandem configuration. In some examples, a first asymmetric coupler may include a... Agent: Kolisch Hartwell, P.C.

20070159270 - Resonator, band-pass filter, and duplexer: A resonator, a band-pass filter, and a duplexer are provided. In the resonator, a first electrode is formed of a nonmagnetic conductive material. A ferromagnetic fixed layer is disposed on the first electrode and has a magnetization direction which is fixed. A nonmagnetic conductive layer is disposed on the ferromagnetic... Agent: Sughrue Mion, PLLC

20070159269 - Surface acoustic wave filter apparatus and branching filter: In a longitudinally coupled resonator SAW filter apparatus, one end of each N first longitudinally coupled resonator SAW filter, where N is an integer equal to or greater than 2, is connected in parallel to an unbalanced signal terminal, the first N longitudinally coupled resonator SAW filters are connected in... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20070159271 - Tuneable delay line: A tunable electromagnetic delay line, comprising a first conductor with a first main direction of extension, said first conductor being arranged on top of a non-conducting substrate, characterized in that the delay line additionally comprises a layer of a ferroelectric material with first and second main surfaces, which layer separates... Agent: Nixon & Vanderhye, PC

20070159273 - Capacitor block and laminated board: A capacitor block includes a first capacitor electrode connected to a first terminal, a first common capacitor electrode, a third capacitor electrode connected to a third terminal, a second common capacitor electrode, and a second capacitor electrode connected to a second terminal. One surface of the first capacitor electrode faces... Agent: Knobbe Martens Olson & Bear LLP

20070159272 - Electric circuit device and substrate used therefor: The five conductive plates are formed on the principal surface of the stacked five dielectric layers, respectively. The two side anode electrodes are connected to the two conductive plates, while the two side cathode electrodes are connected to the three conductive plates. The two anode electrodes are connected to the... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070159274 - Saw filter and portable terminal: In order to provide a SAW filter having a wide passband matching to the digital TV broadcast waves so as to be low-loss, and obtaining a sharp and large attenuation in the outside of the TV broadcast waves, a constant-K filter is composed of series arm SAW resonators and parallel... Agent: Jordan And Hamburg LLP

20070159275 - Elliptical dielectric resonators and circuits with such dielectric resonators: In accordance with principles of the present invention, a two or more pole dielectric resonator circuit is provided with resonators that are elliptical in cross section orthogonal to the longitudinal axis. The resonators are mounted so that they are rotatable about their longitudinal axes, such that the straight line distance... Agent: Tyco Technology Resources

20070159276 - Parallel coupled cpw line filter: A parallel coupled CPW line filter is provided, including a first and a second coupled lines arranged on one side of an insulating body and connected in parallel with each other, and a ground arranged on the same plane as the first and the second coupled lines, comprising a pair... Agent: Sughrue Mion, PLLC

20070159277 - Waveguide of rectangular waveguide tube type: The present invention provides a waveguide for the TM mode having a simpler configuration. The waveguide has: a pair of main ground electrodes (2a) and (2b) disposed so as to face each other in parallel with each other with a dielectric block (4) in between; and a pair of side... Agent: Oliff & Berridge, PLC

20070159278 - Coaxial cable: Disclosed is a coaxial cable that includes a central inner conductor, a dielectric that coaxially surrounds the inner conductor, a band-shaped first outer conductor which is wound around the dielectric in a helical and overlapping manner, a woven high-tensile outer conductor that coaxially encloses the first outer conductor, and a... Agent: The Webb Law Firm, P.C.

20070152768 - Connector with reduced crosstalk: In some embodiments, an circuit card includes an electronic circuit substrate, a ground plane on the electronic circuit substrate, first and second differential signal pads on the electronic circuit substrate, a ground return signal pad associated with the first and second differential signal pads, the ground return signal pad being... Agent: Intel Corporation C/o Intellevate, LLC

20070152769 - Semi-suspended coplanar waveguide on a printed circuit board: A printed circuit board includes two differential signal traces, a layer of core material, a layer of filler material, and a ground plane. The filler material is replaced by an air core under the differential signal traces.... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070152770 - Baluns for multiple band operation: A small size, low cost balun is formed on a substrate, such as gallium arsenide, as an integrated passive device. Multiple baluns are formed on a same substrate, allowing multi-band operation. For example, symmetrical transformers are provided for two different bands of operation, such as for a quad-band GSM application.... Agent: Brinks, Hofer, Gilson & Lione Freescale

20070152771 - Apparatus and method of via-stub resonance extinction: An apparatus includes a multi-layer printed circuit board having a first through-hole via for a signal connection and a second through hole via for power/ground connections. The printed circuit includes a transmission line connected to at least one through-hole via. A resistor is connected between the first and second through-hole... Agent: Keusey, Tutunjian & Bitetto, P.C.

20070152772 - Capacitively coupled variable power divider: A wiper-type variable power divider with capacitive junctions to minimize the creation of passive intermodulation interference (PIM) during adjustment of the power divider. The variable power divider includes an adjustable, wiper-type phase shifter connected to a hybrid power divider. The output ports of the hybrid power divider produce two RF... Agent: Mehrman Law Office, P.C.

20070152773 - Optimized thin film capacitors: At least an embodiment of the present technology provides a capacitor, comprising a substrate, a first solid electrode disposed on the substrate, a second electrode broken into subsections, the subsections connected by a bus line and separated from the first electric by a dielectric medium. The second electrode broken into... Agent: James S. Finn C/o William Tucker

20070152775 - Piezoelectric thin film resonator: A piezoelectric thin film resonator that ensures the strength of a membrane without degrading the resonant properties and which can be easily handled in mounting. The piezoelectric thin film resonator has a substrate, a thin film member, and reinforcing films. The thin film member has at least two support portions... Agent: Dickstein Shapiro LLP

20070152774 - Surface acoustic wave filter, and saw duplexer: A plurality of surface acoustic wave resonators (15through 20) including a comb electrode and a grating reflector are coupled on piezoelectric substrate (12). Dielectric film (14) is formed on the surface of at least one surface acoustic wave resonator, of surface acoustic wave resonators (15 through 20). No dielectric film... Agent: Wenderoth, Lind & Ponack L.L.P.

20070152776 - Method for non-damaging charge injection and system thereof: A method and system for injecting charge includes providing a first material on a second material and injecting charge into the first material to trap charge at an interface between the first and second materials. The thickness of the first material is greater than a penetration depth of the injected... Agent: Nixon Peabody LLP - Patent Group

20070152777 - Support for acoustic resonator and corresponding integrated circuit: An integrated circuit includes at least one interconnection level and an acoustic resonator provided with an active element and a support. The includes at least one bilayer assembly having a layer of high acoustic impedance material and a layer of low acoustic impedance material. The support further includes a protruding... Agent: Jenkens & Gilchrist, PC

20070152778 - Balanced-type surface acoustic wave filter: In a balanced-type surface acoustic wave filter, a first longitudinally coupled resonator surface acoustic wave filter unit connected to an unbalanced signal terminal is connected in a cascade arrangement to a second longitudinally coupled resonator surface acoustic wave filter unit connected to a first balanced signal terminal and a second... Agent: Murata Manufacturing Company, Ltd. C/o Keating & Bennett, LLP

20070152779 - Multiple-mode dielectric resonator, dielectric filter, and communication device: A multiple-mode dielectric resonator in which a through hole is formed in a substantially cubic dielectric core so as to pass through opposing surfaces thereof. A conductive support bar is inserted into the through hole. Both ends of the support bar are secured to a cavity, and opposing inside walls... Agent: Dickstein Shapiro LLP

20070152780 - Mini multilayer band-pass filter having a balanced to unbalanced signal transforming capability: The mini multilayer band-pass filter for balanced to unbalanced signal transformation includes a multilayer substrate and multiple coupling transmission lines. The multiple coupling transmission lines can be formed on one layer of the multilayer substrate or respectively formed on the corresponding layers. Every two of the coupling transmission lines are... Agent: Patenttm.us

20070152781 - Switching micro-resonant structures by modulating a beam of charged particles: When using micro-resonant structures, a resonant structure may be turned on or off (e.g., when a display element is turned on or off in response to a changing image or when a communications switch is turned on or off to send data different data bits). Rather than turning the charged... Agent: Davidson Berquist Jackson & Gowdey LLP

20070152782 - Coaxial waveguide microstructures having an active device and methods of formation thereof: Provided are coaxial waveguide microstructures. The microstructures include a substrate and a coaxial waveguide disposed above the substrate. The coaxial waveguide includes: a center conductor; an outer conductor including one or more walls, spaced apart from and disposed around the center conductor; one or more dielectric support members for supporting... Agent: Jonathan D. Baskin Rohm And Haas Electronic Materials LLC

20070152783 - Rotating data transmission device: A rotating data transmission device for computer tomographs, for transmission from a rotating part to a stationary part that is rotatably supported relative to the rotating part, comprises at least a rotating high-speed data transmitter unit, a rotating high-speed transmission line, a stationary high-speed data receiver unit. The rotating high-speed... Agent: Daffer Mcdaniel LLP