Patents for H01P 5 - Coupling devices of the waveguide type (11,303) |
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07/29/2004 | US20040145398 Controllable two-phase network with amplitude compensation |
07/28/2004 | CN1159940C Composite medium filter device and communication equipment including said device |
07/28/2004 | CN1159797C Filter, duplexer and communication apparatus |
07/27/2004 | US6768410 Laminated balun transformer |
07/27/2004 | US6768334 Signal transmitting receiving apparatus |
07/22/2004 | WO2004062033A1 Meander line antenna coupler and shielded meander line |
07/22/2004 | WO2004062026A1 Reduced size microwave directional coupler |
07/22/2004 | US20040140863 Microstrip-to-waveguide power combiner for radio frequency power combining |
07/22/2004 | US20040140862 Miniature RF and microwave components and methods for fabricating such components |
07/22/2004 | DE19922606B4 Anordnung aus einem Hohlleiter und einer Antenne Arrangement of a waveguide and antenna |
07/22/2004 | DE10356891A1 Electric cable for contactless energy transfer has rectangular or elliptical openings at regular distances from each other in cable direction with certain period and over entire length of cable |
07/22/2004 | DE10260070A1 Electric cable for contactless energy transfer has inner conductor, at least one insulator, shielding conductor with rectangular or elliptical openings at regular intervals in cable direction |
07/21/2004 | CN1158717C Surface mount coupler device |
07/20/2004 | US6765540 Tunable antenna matching circuit |
07/20/2004 | US6765469 Printed circuit board transformer |
07/20/2004 | US6765457 Dielectric filter, dielectric duplexer, and communication device having elongated through holes |
07/20/2004 | US6765455 Multi-layered spiral couplers on a fluropolymer composite substrate |
07/20/2004 | US6765451 Method and apparatus for shielding a component of an electronic component assembly from electromagnetic interference |
07/15/2004 | US20040135649 Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same |
07/15/2004 | US20040135647 Multi-layer balun transformer |
07/15/2004 | US20040134772 Monolithic structures including alignment and/or retention fixtures for accepting components |
07/14/2004 | CN1513227A Reflection loss suppression circuit |
07/13/2004 | US6762493 Microwave integrated circuit |
07/08/2004 | US20040130427 Mode-switching transformer |
07/08/2004 | US20040130409 Directional coupler using non-radiative dielectric waveguide |
07/08/2004 | DE10257465A1 Controllable two-phase network for creating first/second output signals at first/second loads has approximately identical loaded impedance from an input signal with an approximately identical source |
07/07/2004 | CN1510780A Laminated balance-non-balance tranformer |
07/07/2004 | CN1156937C Balanced-to unbalanced transforming circuit |
07/06/2004 | US6760572 Method and apparatus for combining two AC waveforms |
07/06/2004 | US6760208 Distributive capacitor for high density applications |
07/06/2004 | US6759929 Coupling loop housed in a dielectric part |
07/06/2004 | US6759923 Device for directing energy, and a method of making same |
07/06/2004 | US6759922 High directivity multi-band coupled-line coupler for RF power amplifier |
07/06/2004 | US6759920 Multi-layer balun transformer |
07/06/2004 | US6759918 Tunable microwave devices with auto-adjusting matching circuit |
07/06/2004 | US6759917 Method and apparatus for adjusting impedance of matching circuit |
07/01/2004 | WO2004055938A2 Improvements relating to dipole antennas and coaxial to microstrip transitions |
07/01/2004 | WO2004055937A1 Directional coupler integrated with connectors |
07/01/2004 | US20040127103 Directional coupler integrated with connectors |
07/01/2004 | US20040125526 Distributive capacitor for high density applications |
07/01/2004 | US20040124947 S/N enhancer |
07/01/2004 | US20040124946 High frequency component |
07/01/2004 | US20040124944 Transmit/receiver combiner using shunt admittance elements for isolation |
07/01/2004 | US20040124943 Three dimensional multimode and optical coupling devices |
06/30/2004 | EP1433220A1 Inverted coplanar waveguide coupler with integral microstrip connection ports |
06/30/2004 | EP1076522B1 Microwave applicator |
06/30/2004 | CN1508978A Antenna convertion module having amplifying function |
06/29/2004 | US6756947 Tunable slot antenna |
06/29/2004 | US6756862 Six-drop bus with matched response |
06/29/2004 | US6756860 Dual band coupler |
06/24/2004 | WO2004054159A2 Method and apparatus for launching a surfacewave onto a single conductor transmission line |
06/24/2004 | US20040119820 Transmitter for surveillance camera, and surveillance system |
06/24/2004 | US20040119573 Laminated balun transformer |
06/24/2004 | US20040119565 High-frequency wiring board |
06/24/2004 | US20040119564 Input/output coupling structure for dielectric waveguide resonator |
06/24/2004 | US20040119559 Reduced size microwave directional coupler |
06/24/2004 | US20040119557 Shielded surface-mount coaxial edge launch connector |
06/24/2004 | US20040119555 Compact balun with rejection filter for 802.11a and 802.11b simultaneous operation |
06/24/2004 | US20040119554 Waveguide/microstrip line converter |
06/24/2004 | US20040119550 Ferrite variable power divider |
06/24/2004 | US20040119480 System and method for monitoring high-frequency circuits |
06/23/2004 | CN1507109A Input and output combined structure for dielectric-filled waveguide resonator |
06/22/2004 | US6753807 Combination N-way power divider/combiner and noninvasive reflected power detection |
06/22/2004 | US6753746 Printed circuit board having jumper lines and the method for making said printed circuit board |
06/22/2004 | US6753745 High efficiency four port circuit |
06/22/2004 | US6753743 Waveguide for microwave device including a frame with waveguide grooves therein |
06/17/2004 | WO2004051746A1 High-frequency circuit and high-frequency package |
06/17/2004 | US20040116082 Antenna switching module having amplification function |
06/17/2004 | US20040114868 Impedance control devices for use in the transition regions of electromagnetic and optical circuitry and methods for using the same |
06/17/2004 | US20040113717 Coupling device using buried capacitors in multilayered substrate |
06/17/2004 | US20040113716 Directional coupler |
06/17/2004 | US20040113712 Method and apparatus for shielding a component of an electronic component assembly from electromagnetic interference |
06/17/2004 | DE19818019B4 Mikrowellenschaltungsgehäuse A microwave circuit package |
06/17/2004 | DE10354986A1 Hochfrequenzantenne Radio-frequency antenna |
06/17/2004 | DE10253927A1 Impedance transformer for phase shifter an operating process in nonlinear dielectric applies potential in active zone to alter wave resistance values |
06/16/2004 | EP1428295A1 Adjustable antenna feed network with integrated phase shifter |
06/16/2004 | CN1154229C Balanced converter |
06/15/2004 | US6751442 Low-height, low-cost, high-gain antenna and system for mobile platforms |
06/15/2004 | US6750736 System and method for planar transmission line transition |
06/10/2004 | WO2004049497A1 Microwave antenna coupler |
06/10/2004 | WO2004049496A1 Packaged electronic component for applications at millimetric frequencies |
06/10/2004 | WO2004012297A3 Suspended-stripline hybrid coupler |
06/10/2004 | US20040108903 Compact slotted-waveguide spatial power divider/combiner/amplifier |
06/09/2004 | EP1427053A1 Directional coupler |
06/09/2004 | EP1425558A1 Antenna feeder in a level measuring gauging system |
06/09/2004 | CN1153315C Antenna device |
06/09/2004 | CN1153312C Medium filter, medium duplexer and communication apparatus |
06/08/2004 | US6748207 Power distributing and synthesizing device and mobile communication equipment using same |
06/08/2004 | US6748203 Three port structure with modulated LO signal |
06/08/2004 | US6747525 Directional coupler |
06/03/2004 | WO2003096531A3 Method of combining signals and device therefor |
06/03/2004 | WO2002071533A8 Microstrip transition |
06/03/2004 | WO2002065575A8 Waveguide generator device for energizing a cavity |
06/03/2004 | US20040104785 Variable impedance matching circuit |
06/03/2004 | US20040104784 Wide area network as applied to switchyard/substation control design |
06/02/2004 | CN2619371Y Directinoal coupling for monitoring radar transmitting system |
06/02/2004 | CN1501547A Radio-frequency micro-mechanical switch |
06/02/2004 | CN1501546A Waveguide structured package and method for fabricating the same |
06/01/2004 | US6744332 Four-drop bus with matched response |
06/01/2004 | US6744327 Tunable voltage controlled oscillator |