| Patents for H01P 5 - Coupling devices of the waveguide type (11,303) |
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| 08/12/1997 | US5656979 High frequency power distributor/synthesizer |
| 08/12/1997 | US5656874 High-frequency component and high-frequency circuit |
| 08/06/1997 | EP0788186A1 Device in antenna units |
| 08/06/1997 | EP0788184A2 Cavity coupler actuator |
| 08/06/1997 | EP0788183A2 Waveguide-microstrip line mode transformer for microwave apparatus |
| 07/30/1997 | CN1155946A Bypassable wilkinson divider |
| 07/29/1997 | US5652557 Transmission lines and fabricating method thereof |
| 07/23/1997 | EP0785591A2 Variable-frequency resonator, variable-frequency oscillator, and variable-frequency filter |
| 07/23/1997 | EP0784877A1 Quadrifilar helix antenna and feed network |
| 07/23/1997 | EP0784876A1 180o POWER DIVIDER FOR A HELIX ANTENNA |
| 07/22/1997 | US5650760 Microwave enclosure |
| 07/22/1997 | US5650757 Impedance stepping for increasing the operating speed of computer backplane busses |
| 07/16/1997 | EP0783773A1 Surface mounted directional coupler |
| 07/15/1997 | US5648748 Impedance converting device capable of readily adjusting an impedance converting characteristic with an electromagnetic shielding effect |
| 07/08/1997 | US5646582 Transmission line switch |
| 07/02/1997 | EP0782212A1 Three port slot line circulator |
| 07/02/1997 | EP0781458A2 Method for tuning a summing network of a base station, and a bandpass filter |
| 07/01/1997 | US5644277 Three-wire-line vertical interconnect structure for multilevel substrates |
| 07/01/1997 | US5644272 High frequency balun provided in a multilayer substrate |
| 06/26/1997 | WO1997019484A3 Arrangement for damping high-frequency electromagnetic oscillation modes |
| 06/18/1997 | EP0778987A1 Method for tuning a summing network of a base station |
| 06/17/1997 | US5640699 Mixer constructed from thick film balanced line structure |
| 06/17/1997 | US5640134 Microwave filter constructed from thick film balanced line structures |
| 06/17/1997 | US5640132 Thick film balanced line structure, and microwave baluns, resonators, mixers, splitters, and filters constructed therefrom |
| 06/12/1997 | DE19545493A1 Waveguide coaxial cable adaptor |
| 06/11/1997 | EP0778665A1 Branching device |
| 06/11/1997 | CN1151632A Balanced modulator |
| 06/10/1997 | US5638287 Bridge device |
| 06/10/1997 | US5638033 Three port slot line circulator |
| 06/04/1997 | EP0777291A2 Signal isolating microwave splitters/combiners |
| 06/04/1997 | EP0777289A2 Electromagnetic transmission line elements having a boundary between materials of high and low dielectric constants |
| 05/29/1997 | WO1997019485A1 Microwave coupler |
| 05/29/1997 | WO1997019484A2 Arrangement for damping high-frequency electromagnetic oscillation modes |
| 05/27/1997 | US5633615 Vertical right angle solderless interconnects from suspended stripline to three-wire lines on MIC substrates |
| 05/27/1997 | CA2078736C Broadband microstrip to slotline transition |
| 05/27/1997 | CA2043135C Plural frequency matrix multiplexer |
| 05/22/1997 | WO1997018599A1 Adjustable coupling loop |
| 05/21/1997 | EP0774171A1 Bypassable wilkinson divider |
| 05/20/1997 | US5631446 Microstrip flexible printed wiring board interconnect line |
| 05/15/1997 | WO1997017738A1 Slotline-to-coplanar waveguide transition |
| 05/14/1997 | EP0773597A1 Circularly polarized wave-linearly polarized wave transducer |
| 05/14/1997 | CN1149770A Microwave mixing circuit |
| 05/13/1997 | US5629656 Dielectric resonator apparatus comprising connection conductors extending between resonators and external surfaces |
| 05/13/1997 | US5629654 Coplanar waveguide coupler |
| 05/13/1997 | US5629653 RF match detector circuit with dual directional coupler |
| 05/13/1997 | CA2109441C Composite microwave circuit module assembly and its connection structure |
| 05/07/1997 | EP0772253A1 Angled connector |
| 05/07/1997 | DE19544260C1 Directional coupler |
| 05/06/1997 | US5628057 Multi-port radio frequency signal transformation network |
| 05/06/1997 | CA2094504C Radio equipment directional coupler |
| 04/30/1997 | CN1148907A 天线系统 Antenna System |
| 04/29/1997 | US5625328 Stripline directional coupler tolerant of substrate variations |
| 04/29/1997 | US5625169 Electronic parts with an electrode pattern between two dielectric substrates |
| 04/23/1997 | EP0769847A1 Balanced modulator |
| 04/23/1997 | EP0769213A1 High-frequency impedance transformer |
| 04/16/1997 | CN1147705A Nonradiative dielectric line apparatus and instrument for measuring characteristics of circuit board |
| 04/15/1997 | US5621331 Automatic impedance matching apparatus and method |
| 04/09/1997 | EP0767582A1 Apparatus for the recording and transport of image and/or sound capture devices |
| 04/09/1997 | EP0766871A1 Cryocable |
| 04/08/1997 | US5619061 Micromechanical microwave switching |
| 04/08/1997 | US5618205 Wideband solderless right-angle RF interconnect |
| 04/02/1997 | EP0766410A2 Ultra high frequency radio communication apparatus |
| 04/02/1997 | CN1146664A Single balanced frequency downconverter for direct broadcast satellite transmissions and hybrid ring signal combiner |
| 03/25/1997 | US5613859 Connector asembly for detachably connecting a printed wiring board to a coaxial transmission lines connector |
| 03/25/1997 | CA2095648C Molded waveguide components |
| 03/20/1997 | WO1997010622A1 Stripline directional coupler tolerant of substrate variations |
| 03/19/1997 | EP0763868A1 Directional coupler |
| 03/19/1997 | CN1145696A Dielectric resonator, dielectric filter using the resonator, and prodn. method of the dielectric filter |
| 03/12/1997 | EP0762533A2 Antenna apparatus |
| 03/11/1997 | US5610617 Directive beam selectivity for high speed wireless communication networks |
| 03/11/1997 | US5610563 Slot line to CPW circuit structure |
| 03/06/1997 | WO1997008821A1 High performance mixer and method of designing same |
| 03/06/1997 | WO1997008775A1 Planar antenna design |
| 03/06/1997 | WO1997008773A1 Dielectric filter, production method therefor and package member obtained by packaging the filter |
| 02/26/1997 | EP0759656A1 A microwave mixing circuit |
| 02/26/1997 | EP0759645A2 Dielectric resonator apparatus |
| 02/26/1997 | CN1144018A Dual TM-mode dielectric resonator apparatus equipped with window for electromagnetic field coupling, and band-pass filter apparatus equipped with dielectric resonator apparatus |
| 02/26/1997 | CN1143858A Dielectric resonator and dielectric resonator device using same |
| 02/25/1997 | US5606737 Oscillator mixer and a multiplier mixer for outputting a baseband signal based upon an input and output signal |
| 02/25/1997 | US5606283 Monolithic multi-function balanced switch and phase shifter |
| 02/20/1997 | WO1997006579A1 Quadrifilar helix antenna and feed network |
| 02/20/1997 | WO1997006575A1 180° power divider for a helix antenna |
| 02/20/1997 | DE19633078A1 Non-radiating dielectric waveguide |
| 02/20/1997 | CA2202128A1 Quadrifilar helix antenna and feed network |
| 02/18/1997 | US5604469 High-frequency integrated circuit |
| 02/11/1997 | CA2067729C Microwave circuit |
| 02/06/1997 | WO1997004522A1 Power combiner for use in radio frequency system and a method of constructing a power combiner |
| 02/06/1997 | CA2200077A1 Power combiner for use in a radio frenquency system and a method of constructing a power combiner |
| 02/05/1997 | EP0757435A1 Arrangement for reducing the ripple of the transfer function of a microwave ladder network |
| 02/05/1997 | EP0757403A1 Magnetic coupling device between a main conductor of a TEM line and a waveguide, forming a gamma/g/2 resonator |
| 02/05/1997 | EP0756762A1 Antenna system |
| 02/05/1997 | CN1142147A Device for regulating control-modulation device of microwave doble-phase phase shifting key and frequency mixing device, and method thereof |
| 02/05/1997 | CA2182614A1 Device for carrying out a magnetic coupling between a main conductor in a temline and a wave guide forming a /2 resonator |
| 02/04/1997 | US5600289 Measuring jig used for evaluation of a device with a nonradiative dielectric waveguide |
| 02/04/1997 | US5600286 End-on transmission line-to-waveguide transition |
| 01/29/1997 | EP0756350A1 Dielectric resonator, dielectric filter using the resonator, and production method of the dielectric filter |
| 01/23/1997 | WO1997002620A1 Surface mounted directional coupler |
| 01/23/1997 | WO1997002616A1 Method for tuning a summing network of a base station |
| 01/22/1997 | EP0755093A1 Directional antenna arrangement for high-speed wireless communication networks |
| 01/22/1997 | CN1140912A Mode transformer of waveguide and microstrip line, and receiving converter comprising the same |