Patents
Sitemap › H01 - Basic electric elements › H01P - Waveguides; Resonators, lines or other devices of the waveguide type › H01P 1 - Auxiliary devices
Patents for H01P 1 - Auxiliary devices (25,484)
04/2003
04/24/2003US20030075421 Compact rotary attenuator
04/23/2003EP1304910A1 Switching circuit with improved signal blocking effect in off mode
04/23/2003EP1304761A1 Laminated band pass filter, high frequency radio equipment, and method of manufacturing laminated band pass filter
04/23/2003EP1304706A2 Compact rotary attenuator
04/23/2003EP1142145B1 An antenna switch module
04/23/2003EP1072061B1 Control impedance rf pin for extending compressible button interconnect contact distance
04/23/2003CN2547013Y Microwave frequency channel combiner
04/23/2003CN1413051A LC and laminated high-pass filter, multiplexer and radio communication device
04/23/2003CN1412885A Compound high frequency assembly
04/23/2003CN1106698C Round polerized wave generator
04/22/2003US6552636 Small-sized cylindrical waveguide bend having low reflection characteristic
04/22/2003US6552633 Ceramic microwave filter having greater edge steepness
04/22/2003US6552628 Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
04/22/2003US6552627 Dielectric filter, composite dielectric filter, dielectric duplexer, dielectric diplexer, and communication apparatus incorporating the same
04/22/2003US6552626 High power pin diode switch
04/22/2003US6552371 Telecommunications switch array with thyristor addressing
04/22/2003CA2096423C Optical device
04/17/2003WO2003032432A2 Microwave circulator with deformable membrane
04/17/2003WO2003032431A2 Switch circuit and method of switching radio frequency signals
04/17/2003WO2003032386A1 High-frequency module board device
04/17/2003WO2002084778A3 Tunable phase shifter and applications for same
04/17/2003WO2002058183A9 Improved resonator
04/17/2003US20030073584 High temperature superconductor film, method for forming the same and superconductor element
04/17/2003US20030071698 RF A/B switch with substantial isolation
04/17/2003CA2461282A1 Microwave circulator with deformable membrane
04/16/2003EP1303055A1 Three-frequency branching circuit, branching circuit, and radio communication device
04/16/2003EP1303000A1 Circulator
04/16/2003EP1302999A1 Filter
04/16/2003EP1301961A1 Dielectric loaded cavity for high frequency filters
04/16/2003EP0784384B1 Antenna switch
04/16/2003CN1411632A Duplexer with improved transmission/receiving band separation
04/16/2003CN1411297A Base station receiver and transmitter radio frequency front end branching apparatus
04/16/2003CN1411296A Base station receiver and transmitter radio frequency front end route merging apparatus
04/16/2003CN1411178A Converter for satellite broadcasting receiving
04/16/2003CN1411177A Satellite broadcasting receiving frequency converter for receiving electric wave from multiple satellites
04/16/2003CN1411100A Converter for receiving satellite broadcasting
04/16/2003CN1411097A Stacked dielectric resonator and stacked dielectric filter
04/16/2003CN1411096A Dielectric resonator, wave filter, duplexer and communication apparatus
04/15/2003US6549560 Comb limiter combiner for frequency-hopped communications
04/15/2003US6549174 Apparatus for transmitting radio-frequency signals
04/15/2003US6549106 Waveguide with adjustable backshort
04/15/2003US6549105 Millimeter wave module and radio apparatus
04/15/2003US6549103 Device at filters
04/15/2003US6549102 Quasi dual-mode resonator
04/15/2003US6549101 Dielectric filter, and method of manufacturing the same
04/15/2003US6549097 Electrical resonator with a ribbon loop and variable capacitors formed at the parallel ends
04/15/2003US6549095 Dielectric filter, dielectric duplexer, and communication apparatus
04/15/2003US6549094 Aluminium, titanium and manganese oxide; dielectric resonators and circuit boards for microwave region
04/15/2003US6549093 Dielectric filter, duplexer, and communication apparatus incorporating the same
04/15/2003US6549092 Resonator device, filter, composite filter device, duplexer, and communication device
04/15/2003US6549090 Inverted coplanar waveguide coupler with integral microstrip connection ports
04/15/2003US6549088 Frequency adjustable multipole resonant waveguide load structure
04/15/2003US6549086 Nonreciprocal circuit device with a balanced port and communication device incorporating the same
04/15/2003CA2302951C Multimode dielectric resonator device, dielectric filter, composite dielectric filter, synthesizer, distributor, and communication device
04/10/2003WO2002103758A3 Telecommunications switch array with thyristor addressing
04/10/2003WO2000070704A8 Waveguide polarisation rotator
04/10/2003US20030069124 For radiofrequency applications; has a crystalline primary component having a perovskite crystal structure, and an auxiliary component.
04/10/2003US20030068998 RF device and communication apparatus using the same
04/10/2003US20030068985 Transceiver assembly
04/10/2003US20030068980 Satellite broadcasting receiving converter for receiving radio waves from plurality of satellites
04/10/2003US20030067367 Dual-band electromagnetic coupler
04/10/2003US20030067365 Nonreciprocal circuit element and communication device
04/10/2003US20030067364 Waveguide twist
04/10/2003DE10136663C1 System for producing secondary radiation diagrams in a phased array antenna system arranges the secondary diagrams between horizontally staggered principal radiation diagrams in the phased array antenna system
04/09/2003EP1300908A1 Filter
04/09/2003EP1300907A1 Dielectric resonator device, filter, duplexer, and communication device
04/09/2003EP1300906A2 Bandpass filter
04/09/2003EP1300905A2 Electronic component-mounting substrate and electronic components
04/09/2003EP1181736A4 Variable phase shifter
04/09/2003EP0781458B1 Method for tuning a summing network of a base station using a tuned bandpass filter and a tunable bandpass filter
04/09/2003CN1409485A Synthetic filter, antenna sharing device and communication device
04/09/2003CN1409434A Dielectric device
04/09/2003CN1409433A Wave guide twist
04/09/2003CN1105402C High-power microwave guide switch
04/08/2003US6546266 Filter device having independently adjustable filtering characteristics and method of adjusting central frequency of the same
04/08/2003US6545573 Resonance elimination in high speed packages
04/08/2003US6545568 Dual-mode band-pass filter
04/08/2003US6545566 Dielectric filter, dielectric duplexer, and communication device
04/08/2003US6545565 Filter, antenna sharing device, and communication device
04/08/2003US6545563 Digitally controlled monolithic microwave integrated circuits
04/08/2003US6545559 Tuning method and system
04/08/2003US6545558 Nonreciprocal circuit component and communication device with a resin member having electrode-thick convexity
04/08/2003CA2212639C Substrate system for optoelectronic/microwave circuits
04/08/2003CA2178727C Microwave filter
04/03/2003WO2003028146A1 Electrically tunable bandpass filters
04/03/2003US20030063427 Variable capacitor and a variable inductor
04/03/2003US20030062974 Resonator, filter, duplexer, and high-frequency circuit apparatus
04/03/2003US20030062973 Dielectric device
04/03/2003US20030062972 Bandpass filter
04/03/2003US20030062971 Band switchable filter
04/03/2003US20030062968 Microwave semiconductor variable attenuation circuit
04/03/2003US20030062963 Planar circuit
04/03/2003US20030062935 Switching circuit with improved signal blocking effect in off mode
04/03/2003CA2461886A1 Electrically tunable bandpass filters
04/02/2003EP1298857A2 Matched broadband switch matrix with active diode isolation
04/02/2003EP1298759A2 Converter for satellite broadcast reception with isolation between vertically and horizontally polarized waves
04/02/2003EP1298758A2 Dielectric device
04/02/2003EP1298757A1 High frequency bandpass filter and tuning method thereof
04/02/2003EP1298756A2 Composite filter, antenna duplexer, and communication apparatus
04/02/2003EP1210743A4 Slip joint polarizer
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