Patents for H01P 1 - Auxiliary devices (25,484)
08/2004
08/03/2004US6771143 Device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
08/03/2004US6771140 Garnet ferrite with oxides of yttrium, iron, calcium, indium and vanadium
07/2004
07/29/2004WO2004064466A1 High-frequency layered part and manufacturing method thereof
07/29/2004WO2003097891A3 High-power microwave window
07/29/2004WO2003032432A8 Microwave circulator with deformable membrane
07/29/2004US20040145954 Electrically tunable bandpass filters
07/29/2004US20040145433 Band pass filter for GHz-band
07/29/2004US20040145432 In-band-flat-group-delay type dielectric filter and linearized amplifier using the same
07/29/2004US20040145429 Phase shifter and multibit phase shifter
07/29/2004US20040145424 Switchable circulator
07/29/2004DE10301982A1 Wellenleiter Waveguide
07/28/2004EP1441410A1 Waveguide input apparatus of two orthogonally polarized waves including two probes attached to a common board
07/28/2004EP1440490A1 Multiple-channel feed network
07/28/2004EP1405364A4 Filter with improved intermodulation distortion characteristics and methods of making the improved filter
07/28/2004EP1218959B1 Filter utilizing a coupling bar
07/28/2004CN1516909A Micromachine vibration filter
07/28/2004CN1516355A Method and system for overcoming microwave digital transmission receiving blind point due to multipath interference
07/28/2004CN1159940C Composite medium filter device and communication equipment including said device
07/28/2004CN1159800C Antenna diplexer and communication equipment
07/28/2004CN1159798C Dielectric resonator, dielectric filter, dielectric duplexer and communication device
07/28/2004CN1159797C Filter, duplexer and communication apparatus
07/28/2004CN1159796C Nonreciprocal circuit device and communication apparatus using the same
07/28/2004CN1159795C High frequency circuit appts. antenna shared device and communication appts.
07/27/2004US6768898 Composite high frequency component and mobile communication apparatus including the same
07/27/2004US6768403 Torsion spring for electro-mechanical switches and a cantilever-type RF micro-electromechanical switch incorporating the torsion spring
07/27/2004US6768401 Wiring board with a waveguide tube and wiring board module for mounting plural wiring boards
07/27/2004US6768399 Laminated bandpass filter, high frequency radio device and laminated bandpass filter manufacturing method
07/27/2004US6768398 Method and apparatus for creating a radio frequency filter
07/27/2004US6768395 Polarization separating filter having a polarization separating plate
07/27/2004US6768394 Dielectric filter, dielectric duplexer and communication device
07/27/2004US6768392 Nonreciprocal circuit device and communication apparatus incorporating the same
07/27/2004US6768383 High-frequency amplifier
07/27/2004US6767128 Electromagnetic wave sensor
07/22/2004WO2004062126A1 Tunable duplexer
07/22/2004WO2004062024A1 Waveguide e-plane rf bandpass filter with pseudo-elliptic response
07/22/2004WO2004047216A3 Rf mems switch matrix
07/22/2004US20040141470 Apparatus, methods and articles of manufacture for a multi-band switch
07/22/2004US20040140871 Waveguide-type dielectric filter
07/22/2004US20040140867 Dielectric filter, dielectric duplexer, and communication device
07/22/2004US20040140864 Multiple-channel feed network with integrated die cast structure
07/22/2004US20040140862 Miniature RF and microwave components and methods for fabricating such components
07/22/2004US20040140861 Small size, very low cross-talk between adjacent filters
07/22/2004US20040140859 Waveguide for use in dual polarisation probe system
07/22/2004US20040140550 High-frequency package
07/22/2004DE10346290A1 Verfahren und Vorrichtung für Hochfrequenzkoaxialverbindungen Method and apparatus for Hochfrequenzkoaxialverbindungen
07/22/2004DE10010829B4 Koaxialer "M"-Schalter Coaxial "M" switch
07/21/2004EP1439599A1 Waveguide-Type dielectric filter
07/21/2004EP1439598A1 Waveguide input apparatus of two orthogonally polarized waves including two probes attached to a common board
07/21/2004EP1439597A1 Transmission path switching system 1 input / 2 outputs avoiding transmission failures in satellites systems
07/21/2004EP1438765A1 Apparatus for steering an antenna system
07/21/2004CN1158537C Heterodyne millimetric wave space electricity-feeding transmission method and its focal array imaging structure
07/20/2004US6766149 Mobile radio terminal and surface acoustic wave antenna duplexer
07/20/2004US6765805 Circuit component
07/20/2004US6765540 Tunable antenna matching circuit
07/20/2004US6765460 Dielectric laminated device including a buried electric conductive member to form a strip line and its method of manufacture
07/20/2004US6765459 Laminated dielectric resonator and laminated dielectric filter
07/20/2004US6765458 LC high-pass filter circuit device, laminated LC high-pass filter device, multiplexer, and radio communication apparatus
07/20/2004US6765457 Dielectric filter, dielectric duplexer, and communication device having elongated through holes
07/20/2004US6765454 Semiconductor device
07/20/2004US6765453 Non-reciprocal circuit device having a thermal conductor
07/20/2004US6764872 Microelectromechanical switch
07/15/2004WO2004059840A2 Apparatus, methods and articles of manufacture for a multiband switch
07/15/2004WO2004059784A1 Dielectric filter
07/15/2004WO2004019443A8 Communication system with broadband antenna
07/15/2004US20040135720 Radar apparatus
07/15/2004US20040135657 Rotary joint
07/15/2004US20040135654 Dual-mode resonator
07/15/2004US20040135649 Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same
07/15/2004US20040135648 High power switchable power combiner
07/15/2004US20040135600 High frequency switch module
07/15/2004US20040134772 Monolithic structures including alignment and/or retention fixtures for accepting components
07/15/2004US20040134683 Waveguide
07/15/2004DE10209543B4 Geschichteter dielektrischer Resonator und geschichtetes dielektrisches Filter The laminated dielectric resonator and layered dielectric filter
07/14/2004EP1437791A1 Switch and its usage
07/14/2004EP1281210B1 Microstrip phase shifter
07/14/2004CN2626140Y Contact type antiparallel barrette comb style filter for microwave communication
07/14/2004CN1157822C Frequency converter arrangement for parabolic antenna
07/14/2004CN1157821C Non reversible circuit equipment and communication equipment using same
07/14/2004CN1157820C Dielectric filter, composite dielectric filter, antenna diplexer and communication installation
07/13/2004US6762923 Coplanar switch
07/13/2004US6762660 Compact edge coupled filter
07/13/2004US6762659 Radio filter of combline structure with capacitor compensation circuit
07/13/2004US6762658 Dielectric resonator and dielectric filter
07/13/2004US6762493 Microwave integrated circuit
07/13/2004US6762373 Compact rotary attenuator
07/08/2004WO2004034502A3 Slot-type antennas employing a photonic bandgap structure
07/08/2004US20040132487 Antenna switching circuit
07/08/2004US20040131198 Noise measurement apparatus and noise measuring cable
07/08/2004US20040130877 Substrate for high-frequency module and high-frequency module
07/08/2004US20040130407 Coaxial DC block
07/08/2004US20040130406 Waveguide polarization rotator
07/08/2004US20040129958 Compact microwave/millimeter wave filter and method of manufacturing and designing thereof
07/08/2004DE10261026A1 Pulsradar, insbesondere für Kraftfahrzeuge zur Detektion von Objekten im Nahbereich Pulse radar, especially for motor vehicles for detecting objects at close range
07/07/2004EP1435123A2 Microwave circulator with deformable membrane
07/07/2004CN2624365Y High frequency high voltage filter capacitor
07/07/2004CN1511261A Low-loss tunable ferro-electric device and method of characterization
07/07/2004CN1156936C Non-reversible device and communication equipment using said device
07/07/2004CN1156935C Coaxial resonator, filter, duplexer and communication device
07/06/2004US6759980 Phased array antennas incorporating voltage-tunable phase shifters
07/06/2004US6759930 For limiting bandwidth of a transmitter such as a portable wireless terminal or a base station using wireless communication