Patents for H01P 5 - Coupling devices of the waveguide type (11,303) |
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02/02/2005 | CN1574450A Apparatus and method to introduce signals into a shielded RF circuit |
02/02/2005 | CN1187865C Multiplayer microwave coupler using vertically-connected stripline |
02/01/2005 | US6850878 System and method for determining the required decoupling capacitors for a power distribution system using an improved capacitor model |
02/01/2005 | US6850132 S/N enhancer |
02/01/2005 | US6850128 Electromagnetic coupling |
01/27/2005 | WO2005008903A2 A power line communication system and method of operating the same |
01/27/2005 | WO2005008902A2 A power line communication system and method of operating the same |
01/27/2005 | WO2005008694A1 Compact impedance transformation circuit |
01/27/2005 | US20050017907 Connections and feeds for broadband antennas |
01/27/2005 | US20050017822 Variable power divider |
01/27/2005 | US20050017821 Directional coupler |
01/27/2005 | US20050017818 Millimeter-wave signal transmission device |
01/27/2005 | US20050017816 Resonant impedance matching in microwave and RF device |
01/26/2005 | EP1501152A1 Millimeter-wave signal transition device |
01/26/2005 | EP1500160A1 Waveguide communication system |
01/25/2005 | US6847276 Radio frequency circuit module on multi-layer substrate |
01/25/2005 | US6847268 Wide-band circuit for splitting or joining radio-frequency powers |
01/20/2005 | US20050012676 N-port signal divider/combiner |
01/20/2005 | US20050012564 Co-planar constant-attenuation phase modifier |
01/19/2005 | EP1498982A1 A dielectric substrate single layer planar dipole antenna |
01/19/2005 | CN2672961Y High frequency connection or high frequency distribution network |
01/19/2005 | CN1567648A Multidielectric broadside coupler |
01/19/2005 | CN1185756C Dielectric line converter, dielectric line unit, directional coupler, high-frequency circuit module |
01/19/2005 | CN1185755C Non-reciprocal circuit element and communication device |
01/19/2005 | CN1185751C Dielectric filter, diplexer and communication equipment including them |
01/18/2005 | US6844792 Single ended tuning of a differential power amplifier output |
01/13/2005 | WO2005004275A1 High-frequency module |
01/13/2005 | US20050007291 System and method for impedance matching an antenna to sub-bands in a communication band |
01/13/2005 | US20050007211 Apparatus and method for in-process high power variable power division |
01/13/2005 | US20050005853 Device for the coating of objects |
01/12/2005 | EP1496563A2 Circuit board bonded to ground, "T" branching circuit, waveguide-microstrip transition |
01/12/2005 | EP1495514A2 Spiral couplers |
01/12/2005 | EP1495513A1 Electric four-wire network with a transformation line |
01/12/2005 | EP1495512A1 Embedded planar circulator and a method for fabricating the same |
01/12/2005 | EP1495482A2 Complex microdevices and appparatus and methods for fabricating such devices |
01/12/2005 | CN1184721C 天线装置 The antenna device |
01/11/2005 | US6842631 Reduced-layer isolated planar beamformer |
01/11/2005 | US6842093 Radio frequency circuit module on multi-layer substrate |
01/11/2005 | US6842084 Transition from a coaxial transmission line to a printed circuit transmission line |
01/06/2005 | WO2005001996A2 Coupler having an uncoupled section |
01/06/2005 | US20050001695 Microstrip coupler |
01/06/2005 | US20050001694 Power line communication system and method of operating the same |
01/05/2005 | EP1494309A1 Apparatus for signal transitioning from a device to a waveguide |
01/04/2005 | US6838958 Rotary signal coupler |
01/04/2005 | US6838955 Data processing device |
01/04/2005 | US6838954 High efficiency quarter-wave transformer |
12/30/2004 | US20040268271 High data rate differential signal line design for uniform characteristic impedance for high performance integrated circuit packages |
12/30/2004 | US20040264835 Optical module and optical transmission apparatus |
12/30/2004 | US20040263411 System and method for dual-band antenna matching |
12/30/2004 | US20040263283 Miniature LTCC 2-way power splitter |
12/30/2004 | US20040263281 Coupler having an uncoupled section |
12/30/2004 | US20040263280 Microstrip-waveguide transition |
12/30/2004 | US20040263279 Coupling device for facilitating communications between a physical line and a wireless terminal |
12/30/2004 | US20040263277 Apparatus for signal transitioning from a device to a waveguide |
12/30/2004 | US20040261717 Matching device and plasma processing apparatus |
12/30/2004 | DE10345218B3 Coplanar end connection for coaxial cable has central tapering conductor for solid circular-cross-section inner conductor and two tapering outer conductors connected to square terminal on cable sheath |
12/29/2004 | WO2004114731A2 Emi absorbing shielding for a printed circuit board |
12/29/2004 | WO2004114454A1 High-frequency module |
12/29/2004 | EP1492192A1 Coupler |
12/29/2004 | EP1490978A1 Method and apparatus for combining two ac waveforms |
12/29/2004 | EP1490924A1 Integrated segmented and interdigitated broadside- and edge-coupled transmission lines |
12/29/2004 | CN1182623C Power divider and power combiner |
12/23/2004 | WO2004075334A3 Microwave coupler |
12/23/2004 | US20040257178 High frequency transmission line and high frequency board |
12/23/2004 | US20040257168 Coupling device |
12/21/2004 | US6833820 Tunable monopole antenna |
12/21/2004 | US6833775 Microwave circuit |
12/21/2004 | US6833772 RF switch using conductive fluid |
12/16/2004 | WO2004109922A2 Compact electromagnetic coupler for use with digital transmission systems |
12/16/2004 | WO2004109843A1 Power distribution and combination circuit |
12/16/2004 | US20040252071 Multiband dual polarized adjustable beamtilt base station antenna |
12/15/2004 | EP1485966A2 A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines |
12/15/2004 | EP1485932A1 Magnetron arrangements |
12/15/2004 | CN1555592A Surface mounted broadside directional coupler |
12/15/2004 | CN1180529C Mixed and converter using the same mixer |
12/15/2004 | CN1180510C Dielectric filter, dielectric antenna shared device and communication device |
12/14/2004 | US6832029 Impedance control devices for use in the transition regions of electromagnetic and optical circuitry and methods for using the same |
12/14/2004 | US6831616 Transmission line balun with parasitic mode termination |
12/09/2004 | US20040246070 Arrangement and method for combining electric signals |
12/09/2004 | US20040246066 Transmission line balun with parasitic mode termination |
12/09/2004 | US20040246065 Three dimensional multimode and optical coupling devices |
12/09/2004 | US20040246055 Multicell amplifier & power divider/combiner employable in same |
12/09/2004 | US20040244693 Electromagnetic field supply apparatus and plasma processing device |
12/08/2004 | CN1554135A 定向耦合器 The directional coupler |
12/08/2004 | CN1553725A Realizing apparatus for space multi-wave beam feed network |
12/08/2004 | CN1179445C Four port hybrid |
12/08/2004 | CN1179444C Nonradiation circuit switching with mixed media and apparatus therewith |
12/07/2004 | US6829749 Design support apparatus for circuit including directional coupler, design support tool, method of designing circuit, and circuit board |
12/07/2004 | US6828881 Stacked dielectric filter |
12/07/2004 | US6828875 Compact slotted-waveguide spatial power divider/combiner/amplifier |
12/02/2004 | WO2004105239A2 Efficient coupler detector circuit with reduced harmonic distortion |
12/02/2004 | US20040239454 Apparatus and method to introduce signals into a shielded RF circuit |
12/02/2004 | US20040239444 Adjustable antenna feed network with integrated phase shifter |
12/02/2004 | US20040239441 Low-loss coupler |
12/02/2004 | US20040239438 Compact electromagnetic coupler for use with digital transmission systems |
12/02/2004 | US20040239437 Reflection loss suppression circuit |
12/02/2004 | DE10328333A1 Balun used between symmetrical and unsymmetrical circuits has line section with 2 conductors providing unsymmetrical input at one end and coupled to symmetrical output via impedance network |
12/02/2004 | DE10215762B4 Antennenvorrichtung The antenna device |
12/01/2004 | EP1177594B1 Vertical interconnect between coaxial and rectangular coaxial transmission line via compressible center conductors |
12/01/2004 | EP1166386B1 Vertical interconnect between an airline and an RF circuit via compressible conductor |