Patents for H01P 1 - Auxiliary devices (25,484)
04/2004
04/28/2004EP1414103A1 Dielectric mono-block triple-mode microwave delay filter
04/28/2004EP1414102A1 Antenna switch
04/28/2004EP1413008A1 Device for producing secondary radiation diagrams in a phased array antenna system
04/28/2004CN1493093A Coupling device using buried capacitors in multiple layered substrate
04/28/2004CN1492702A Antenna control system
04/28/2004CN1492692A Antinna control system
04/28/2004CN1492606A High power linear transmitting-receiving switch circuit
04/28/2004CN1492586A 高频开关 High-frequency switching
04/28/2004CN1492539A 天线控制系统 Antenna Control System
04/28/2004CN1492535A Medium single block double mold microwave delay filter
04/28/2004CN1492534A Non-reversable circuit element and its producing method
04/28/2004CN1148091C Nonreciprocal circuit apparatus and communication apparatus paralleled with same
04/28/2004CN1148087C Duplex device and communication apparatus
04/28/2004CN1148011C Medium filter, medium duplexer and communication device
04/28/2004CN1147965C Medium filter, emitting/receiving duplexer and communication device
04/28/2004CN1147964C Magnetostatic-wave device
04/28/2004CN1147963C Forming method of input and output electrodes of medium resonator
04/28/2004CN1147962C Band elimination medium filter, medium duplexer and communication device using the same
04/28/2004CN1147961C Medium filter, medium duplexer and communication equipment using the same
04/28/2004CN1147960C Medium filter, duplexer, and communication device
04/27/2004US6727786 Band switchable filter
04/27/2004US6727785 High efficiency single port resonant line
04/27/2004US6727784 Dielectric device
04/27/2004US6727783 Method of producing band-pass filter and band-pass filter
04/27/2004US6727779 Converter for satellite communication reception having branching waveguide with L-shape probes
04/27/2004US6727778 Transmission line structures for use as phase shifters and switches
04/27/2004US6727776 Device for propagating radio frequency signals in planar circuits
04/27/2004US6727775 Ferrite crystal resonator coupling structure
04/27/2004US6727702 Tunable superconducting resonator and methods of tuning thereof
04/27/2004US6726488 High-frequency wiring board
04/27/2004US6726377 Butt joined electrical apparatus and module
04/22/2004WO2004034578A1 Variable delay line
04/22/2004WO2004034503A2 Tunable filter with cross-coupled dielectric resonators
04/22/2004WO2004034502A2 Slot-type antennas employing a photonic bandgap structure
04/22/2004US20040077120 High speed cross-point switch using SiGe HBT technology and methods
04/22/2004US20040075967 Variable capacitance membrane actuator for wide band tuning of microstrip resonators and filters
04/22/2004US20040075614 Dual resonance antenna apparatus
04/22/2004US20040075512 Device for filtering electromagnetic waves
04/21/2004EP1411583A1 Radar apparatus
04/21/2004EP1411582A1 Canonical general response bandpass microwave filter
04/21/2004EP1410462A1 Coupling of dielectric resonators to microstrip line
04/21/2004EP1410460A1 Elliptical resonators and radio frequency filter formed therefrom
04/21/2004EP1145362B1 Electrically tunable filters with dielectric varactors
04/21/2004CN2613114Y Coaxial type decimetric wave adjacent-frequency multiplexing synthesizer
04/21/2004CN2613065Y TEM wave band stop filter with loaded capacitor
04/21/2004CN1491460A Support structure for antennas, transceiver apparatus and rotary coupling
04/21/2004CN1491455A FM modulator for NRD guide circuit
04/21/2004CN1491454A Circular polarization NRD guide
04/21/2004CN1491451A NRD guide frequency converter
04/21/2004CN1491450A Ask收发器 Ask Transceivers
04/21/2004CN1491449A Low-loss and broadband non-radiative dielectric waveguide circulator
04/21/2004CN1491448A Circuit board device and its manufacturing mehtod
04/21/2004CN1491447A 模式转换器 Mode converter
04/21/2004CN1147021C Method for vertical connection of conductors in device in microwave range
04/21/2004CN1147020C Cross polarization wave separator and its manufacturing method
04/20/2004US6724281 Waveguides and backplane systems
04/20/2004US6724280 Tunable RF devices with metallized non-metallic bodies
04/20/2004US6724279 Duplexer filter with offset resonator holes
04/20/2004US6724277 Radio frequency antenna feed structures having a coaxial waveguide and asymmetric septum
04/20/2004US6724276 Non-reciprocal circuit device and communication apparatus
04/20/2004US6724275 Nonreciprocal circuit device and communication apparatus
04/15/2004WO2004032210A2 Monolithic structures including alignment and/or retention fixtures for accepting components
04/15/2004WO2003107480A3 Antenna control unit and phased-array antenna
04/15/2004WO2003059805A3 Micro device
04/15/2004WO2003049514A3 Miniature rf and microwave components and methods for fabricating such components
04/15/2004WO2002103875A9 Protective device
04/15/2004US20040072550 Low noise block down converter with a plurality of local oscillators
04/15/2004US20040070471 Electronic tunable filters with dielectric varactors
04/15/2004US20040070468 Noise filter
04/15/2004US20040070467 Wave-guide and a connector therefor
04/15/2004US20040069529 Coaxial via structure for optimizing signal transmission in multiple layer electronic device carriers
04/15/2004DE19855872B4 Mikrowellen-Keramikfilter Ceramic microwave filter
04/15/2004DE10117914B4 Hochfrequenzschalter für Mikrostreifenleitungsstrukturen High frequency switch for microstrip line structures
04/14/2004EP1408579A1 Low noise block down converter with a plurality of local oscillators
04/14/2004EP1408577A1 Band-pass filter
04/14/2004EP1408576A1 Band-pass filter
04/14/2004EP1336219A4 A dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
04/14/2004CN1489800A 高频开关电路 High-frequency switching circuit
04/14/2004CN1489238A Parallel multilevel band-pass filter
04/14/2004CN1146074C Dielectric resonant apparatus
04/14/2004CN1146073C MUltiple-mode dielectric resonator and method of adjusting characteristic of resonator
04/14/2004CN1146071C 高频低损失电极 High frequency low loss electrode
04/14/2004CN1146070C 高频低损失电极 High frequency low loss electrode
04/14/2004CN1146069C Irreversible circuit device and irreversible circuit equipment and receiving/transmitting device
04/14/2004CN1146068C Balanced dielectric filter
04/13/2004US6721155 Broadband surge protector with stub DC injection
04/13/2004US6720932 Multi-frequency antenna feed
04/13/2004US6720849 High frequency filter, filter device, and electronic apparatus incorporating the same
04/13/2004US6720848 Dual mode band-pass filter having coupled modes
04/13/2004US6720840 Polarization rotationer
04/08/2004WO2004030140A1 Waveguide filter
04/08/2004US20040066617 Circuit board device and its manufacturing method
04/08/2004US20040066337 Antenna apparatus and communication apparatus using the same
04/08/2004US20040066256 Duplexer, and laminate-type high-frequency device and communication equipment using the same
04/08/2004US20040066255 Dielectric filter
04/08/2004US20040066251 Planar metamaterials for control of electromagnetic wave guidance and radiation
04/08/2004US20040066250 Electronic and optical devices and methods of forming these devices
04/08/2004US20040066248 Miniature non-reciprocal circuit element with little variation in input impedance and communication apparatus
04/08/2004US20040066246 Apparatus for terminating transmission lines to reduce electromagnetic interference in an electronic system
04/07/2004EP1406347A2 Dielectric rod antenna for use in a level measurement device