| Patents for H01P 5 - Coupling devices of the waveguide type (11,303) |
|---|
| 02/12/2003 | EP1282967A1 Device for carrying out wide-band electrical signal transmission with a mobile directional coupler |
| 02/12/2003 | EP0938778B1 Integrated electronic structure |
| 02/12/2003 | CN1396720A Multi-layer RF chip type balance-to-unbalance converter |
| 02/12/2003 | CN1396674A Laminated dielectric filter |
| 02/11/2003 | US6518856 RF power divider/combiner circuit |
| 02/11/2003 | US6518853 Wideband compact large step circular waveguide transition apparatus |
| 02/11/2003 | CA2287036C Dielectric line converter, dielectric line unit, directional coupler, high-frequency circuit module, and transmitter-receiver |
| 02/07/2003 | CA2392792A1 Method of and apparatus for connecting waveguides |
| 02/06/2003 | US20030027539 Directional coupler, high frequency circuit module and wireless communication system |
| 02/06/2003 | US20030024633 Radio frequency circuit manufacturing method and radio frequency circuit |
| 02/05/2003 | EP1281211A1 Stripline coupling |
| 02/05/2003 | EP1281209A2 An improved rotary signal coupler |
| 02/05/2003 | EP1032958B1 Compact antenna feed circuits |
| 02/05/2003 | CN1395337A Dielectric antenna duplexer and communication device |
| 02/04/2003 | US6515562 Connection structure for overlapping dielectric waveguide lines |
| 02/04/2003 | US6515561 Connecting structure and frequency adjusting method therein |
| 02/04/2003 | US6515557 Isolating signal divider/combiner and method of combining signals of first and second frequencies |
| 02/04/2003 | US6515556 Coupling line with an uncoupled middle portion |
| 02/04/2003 | US6515554 High-frequency circuit device and communication apparatus |
| 02/04/2003 | US6515236 Printed wiring board and manufacturing method of the printed wiring board |
| 01/30/2003 | WO2003009414A1 Inverted coplanar waveguide coupler with integral microstrip connection ports |
| 01/30/2003 | US20030020568 Stacked dielectric filter |
| 01/30/2003 | US20030020560 High speed electrical connection |
| 01/30/2003 | CA2454131A1 Inverted coplanar waveguide coupler with integral microstrip connection ports |
| 01/28/2003 | US6512431 Millimeterwave module compact interconnect |
| 01/23/2003 | WO2003007417A1 Coupling of dielectric resonators to microstrip line |
| 01/23/2003 | WO2003007002A2 Interface apparatus for integrated circuit testing |
| 01/23/2003 | US20030016096 Splitter/ combiner using artificial transmission lines, and paralleled amplifier using same |
| 01/23/2003 | US20030016095 Inverted coplanar waveguide coupler with integral microstrip connection ports |
| 01/22/2003 | CN1392755A High frequency circuit base board and its producing method |
| 01/22/2003 | CN1392681A Wave beam forming network |
| 01/22/2003 | CN1392634A Radio system |
| 01/22/2003 | CN1392630A Assembling structure, assembling method and assembling device for high frequency circuit parts |
| 01/22/2003 | CN1099720C Nonradiation dielectric transmission line apparatus and instrument for measuring characteristics of circuit board |
| 01/21/2003 | US6509815 Feeding or decoupling device for a coaxial line, especially for a multiple coaxial line |
| 01/21/2003 | US6509809 Method and apparatus for coupling strip transmission line to waveguide transmission line |
| 01/16/2003 | WO2003005573A1 Multicell amplifier & power divider/combiner employable in same |
| 01/16/2003 | WO2002037708A3 Method of channel frequency allocation for rf and microwave duplexers |
| 01/16/2003 | US20030011448 High Q couplings of dielectric resonators to microstrip line |
| 01/16/2003 | US20030011442 Microstrip directional coupler loaded by a pair of inductive stubs |
| 01/16/2003 | US20030011390 Interface apparatus for integrated circuit testing |
| 01/15/2003 | EP1276169A2 Transition from a waveguide to a microstrip line |
| 01/15/2003 | EP1276167A1 Variable-frequency resonator, variable-frequency oscillator, and variable-frequency filter |
| 01/14/2003 | US6507254 Multimodal dielectric resonance device, dielectric filter, composite dielectric filter, synthesizer, distributor, and communication apparatus |
| 01/09/2003 | WO2003003501A1 Electronic circuit member and linking structure for electronic circuit member and coupling structure for transmission line |
| 01/09/2003 | US20030007379 Directional coupling memory module |
| 01/08/2003 | EP1274165A1 Multicell amplifier and power divider/combiner |
| 01/08/2003 | EP1274149A2 Radio frequency circuit manufacturing method and radio frequency circuit |
| 01/08/2003 | EP1273068A2 Guides for rf magnetic flux |
| 01/08/2003 | CN1390370A Balun |
| 01/08/2003 | CN1390369A Balun |
| 01/07/2003 | US6504448 Apparatus and method for transmission line impedance tuning using periodic capacitive stubs |
| 01/02/2003 | US20030003814 Circuit for dividing or bringing together high-frequency performances |
| 01/02/2003 | US20030001710 Multi-layer radio frequency chip balun |
| 01/02/2003 | US20030001690 Dielectric duplexer and communication device |
| 01/02/2003 | US20030001687 Single to differential interfacing |
| 01/02/2003 | US20030001668 Switchable RF power divider/combiner |
| 01/01/2003 | CN1388651A Radio power synthesizer |
| 01/01/2003 | CN1388610A Media filter, media duplexer and communication apparatus |
| 01/01/2003 | CN1097862C Sunmming networks |
| 12/31/2002 | US6501363 Vertical transformer |
| 12/31/2002 | US6501345 Filter, duplexer, and communications device |
| 12/31/2002 | US6501159 Power transistor module, power amplifier and method in the fabrication thereof |
| 12/27/2002 | WO2002103893A1 A method of operating a current-controlled solid state power amplifying device |
| 12/26/2002 | US20020196097 High-frequency module |
| 12/26/2002 | US20020196096 Balun and semiconductor device including the balun |
| 12/25/2002 | CN1387280A Polarized wave saparating structure, radio wave receiving tansducer and antenna device |
| 12/24/2002 | US6498550 Filtering device and method |
| 12/24/2002 | US6498540 Broadband millimeter wave microstrip balun |
| 12/19/2002 | WO2002101871A1 Transmission line |
| 12/19/2002 | US20020190821 Dielectric filter, dielectric duplexer, and communication device |
| 12/17/2002 | US6496886 Directional coupling bus system using printed board |
| 12/17/2002 | US6496080 Dielectric waveguide nonreciprocal circuit device with a non-interfering magnetic member support |
| 12/12/2002 | WO2002099984A1 A method and apparatus for low loss high radio frequency transmission |
| 12/12/2002 | WO2002099925A1 Apparatus and method for in-process high power variable power division |
| 12/12/2002 | US20020187760 Symmetric orthomode coupler for cellular application |
| 12/12/2002 | US20020186107 Apparatus for connecting transmissions paths |
| 12/12/2002 | US20020186095 Directional coupler, antenna device, and transmitting-receiving device |
| 12/12/2002 | US20020186090 Method and apparatus for low loss high radio frequency transmission |
| 12/11/2002 | EP1264366A2 Antenna horn and method for making the same |
| 12/10/2002 | US6492883 Method of channel frequency allocation for RF and microwave duplexers |
| 12/10/2002 | US6492881 Single to differential logic level interface for computer systems |
| 12/05/2002 | US20020180567 Microwave circuit |
| 12/05/2002 | US20020180557 Suspended transmission line with embedded signal channeling device |
| 12/05/2002 | US20020180555 Apparatus and method for in-process high power variable power division |
| 12/04/2002 | EP1263078A2 Transmission line, integrated circuit and transmitter-receiver |
| 12/04/2002 | CN1383591A Directional coupler and directional coupling method |
| 12/04/2002 | CN1383590A 方向性耦合器 Directional coupler |
| 12/03/2002 | US6489859 Power divider/combiner |
| 12/03/2002 | US6489855 Line transition device between dielectric waveguide and waveguide, and oscillator, and transmitter using the same |
| 11/28/2002 | WO2002095865A1 Three-level balun and its manufacturing method |
| 11/28/2002 | US20020175878 Tunable matching circuit |
| 11/28/2002 | US20020175863 Ferroelectric antenna and method for tuning same |
| 11/28/2002 | US20020175784 Transmission line, integrated circuit, and transmitter receiver |
| 11/28/2002 | US20020175775 Spiral couplers |
| 11/27/2002 | EP1260998A1 Electronic component-use substrate and electronic component |
| 11/27/2002 | EP1042843B1 Rf three-way combiner/splitter |
| 11/26/2002 | US6486755 Vertical transition device for differential stripline paths and optical module |
| 11/26/2002 | US6486749 Four-way power combiner/splitter |
| 11/26/2002 | US6486748 Side entry E-plane probe waveguide to microstrip transition |