Patents for H01P 1 - Auxiliary devices (25,484)
07/2005
07/06/2005CN2708566Y Frequency multiplex apparatus and multi-layer frequency multiplex apparatus
07/06/2005CN1636158A Electronic and optical devices and methods of forming these devices
07/06/2005CN1635662A Microwave filter composed of solid omega structure anisotropic media
07/06/2005CN1635661A 高频滤波器 Frequency filter
07/06/2005CN1209850C Dielectric resonator, dielectric filter and its transceiver and communicator
07/06/2005CN1209849C Dielectric duplexer and communication device
07/06/2005CN1209848C Laminated band pass filter, high frequency radio equipment, and method of manufacturing laminated band pass filter
07/06/2005CN1209847C Dielectric filter, dielectric duplexer and communication apparatus
07/05/2005US6914501 High performance embedded RF filters
07/05/2005US6914500 Filter circuit device and method of manufacturing the same
07/05/2005US6914499 Conductive cover for dielectric filter, dielectric filter, dielectric duplexer, and communication apparatus
07/05/2005US6914497 Parallel multistage band-pass filter
07/05/2005US6914496 Center-electrode assembly and manufacturing method therefor, nonreciprocal circuit device and communication apparatus using the same
07/05/2005US6914495 Surface mountable circulator/isolator and assembly technique
07/05/2005US6914477 Bandpass filter unit and communication apparatus
07/05/2005CA2403700C Radio frequency antenna feed structures
06/2005
06/30/2005WO2005060043A2 Phase shifters, such as for a multiple antenna wireless communication system
06/30/2005WO2005060041A1 A simplified phase shifter
06/30/2005WO2005034593A3 Substrate comprising a tuneable electrical component and use of the same
06/30/2005US20050143263 High temperature superconductor min-filters and coils and process for making them
06/30/2005US20050140478 Self-sustaining center-anchor microelectromechanical switch and method of manufacturing the same
06/30/2005US20050140474 Dielectric resonator having a multilayer structure
06/30/2005US20050140473 Microstrip cross-coupled bandpass filter with asymmetric frequency characteristic
06/30/2005US20050140472 Microstrip band pass filter using end-coupled SIRs
06/30/2005US20050140471 High frequency filter
06/30/2005US20050140461 Waveguide polarization rotator
06/30/2005US20050140460 Power conditioners and pseudo isolation for a two-wire processing network
06/30/2005US20050140459 Balanced microwave cable adaptor
06/30/2005US20050139941 Wide band cross point switch using MEMS technology
06/30/2005DE19833803B4 Antennenweiche Antenna Combiner
06/29/2005EP1548872A1 Antenna with built-in filter
06/29/2005EP1548870A2 Directional coupler, antenna device, and transmitting - receiving device
06/29/2005EP1547191A1 Parallel plate waveguide structure
06/29/2005EP1547189A2 Sealed integral mems switch
06/29/2005EP0970397B1 Optical demultiplexer comprising a diffraction grating
06/29/2005CN1633747A Method and apparatus for minimizing intermodulation with an asymmetric resonator
06/29/2005CN1633733A Sealed microwave feedthrough
06/29/2005CN1633731A Resonator tuning assembly and method
06/29/2005CN1633730A Integrated filter construction
06/29/2005CN1633729A Phase shifting system and antenna group for it
06/29/2005CN1208874C Helical primary radiator and its converter
06/28/2005US6911942 Antenna apparatus and communication apparatus using the same
06/28/2005US6911889 High frequency filter device and related methods
06/28/2005US6911882 High-frequency module, transmitter-receiver, and method of adjusting characteristic of the high-frequency module
06/28/2005US6911880 Transmission line type noise filter with small size and simple structure, having excellent noise removing characteristic over wide band including high frequency band
06/28/2005US6911879 Electronic phase shifter with enhanced phase shift performance
06/28/2005CA2392275C Asymmetric response bandpass filter having resonators with minimum couplings
06/23/2005WO2005057719A1 Demultiplexer and multiplexer
06/23/2005WO2005057718A1 A delay-locked loop with precision controlled delay
06/23/2005WO2005057717A1 Variable reactance device, oscillator, and radar device
06/23/2005US20050136876 Tower mounted amplifier filter and manufacturing method thereof
06/23/2005US20050134408 Circuit device and printed circuit board
06/23/2005US20050134404 Transmission line phase shifter
06/23/2005US20050134403 Low-cost, steerable, phased array antenna
06/23/2005US20050134402 High-frequency switch, laminated high-frequency switch, high-frequency radio unit, and high-frequency switching method
06/23/2005US20050134399 Nonreciprocal device having heat transmission arrangement
06/23/2005US20050134397 Non-reciprocal device
06/23/2005US20050133233 Slotted planar power conductor
06/22/2005EP1544944A2 Low-cost, steerable, phased array antenna
06/22/2005EP1544941A1 Matched microwave variable attenuator
06/22/2005EP1544940A1 Tower mounted amplifier filter and manufacturing method thereof
06/22/2005EP1544939A1 Hybrid triple-mode ceramic/metallic coaxial filter assembly
06/22/2005EP1544938A1 Multiple cavity filter
06/22/2005EP1543579A1 Communication system with broadband antenna
06/22/2005CN1630131A Non-reciprocal circuit device
06/22/2005CN1207849C Mirror image inhibiting antenna
06/22/2005CN1207815C Nonreciprocal circuit device, communication apparatus and method for mfg. nonreciprocal circuit device
06/22/2005CN1207814C Polarization device for electromagnetic wave rotating and corresponding system
06/21/2005US6909346 Switching arrangement using HDI interconnects and MEMS switches
06/21/2005US6909344 Band switchable filter
06/21/2005US6909343 Resonator, filter, oscillator, duplexer, and communication apparatus
06/21/2005US6909339 Mounting structure of dielectric filter, dielectric filter device, mounting structure of dielectric duplexer, and communication device
06/21/2005US6908960 Composite dielectric material, composite dielectric substrate, prepreg, coated metal foil, molded sheet, composite magnetic substrate, substrate, double side metal foil-clad substrate, flame retardant substrate, polyvinylbenzyl ether resin composition, thermosettin
06/21/2005CA2246720C Dielectric resonator loaded cavity filter coupling mechanisms
06/16/2005WO2005055321A2 Electronical circuit package with cavity resonance cut off member
06/16/2005WO2004036601A3 Highly insulated inductive data couplers
06/16/2005WO2002016973A3 Electronic and optical devices and methods of forming these devices
06/16/2005US20050130602 [wireless transmitting/receiving circulator circuit]
06/16/2005US20050130455 Method and apparatus for high power switching
06/16/2005US20050130447 Composite dielectric material, composite dielectric substrate, prepreg, coated metal foil, molded sheet, composite magnetic substrate, substrate, double side metal foil-clad substrate, flame retardant substrate, polyvinylbenzyl ether resin composition, and method for preparing thermosetting polyvinylbenzyl ether resin composition
06/16/2005US20050130446 Composite dielectric material, composite dielectric substrate, prepreg, coated metal foil, molded sheet, composite magnetic substrate, substrate, double side metal foil-clad substrate, flame retardant substrate, polyvinylbenzyl ether resin composition, thermosetting polyvinylbenzyl ether resin composition, and method for preparing thermosetting polyvinylbenzyl ether resin composition
06/16/2005US20050128032 Tunable planar capacitor
06/16/2005US20050128031 Hybrid triple-mode ceramic/metallic coaxial filter assembly
06/16/2005US20050128029 Ferroelectric epitaxial thin film for microwave tunable device and microwave tunable device using the same
06/16/2005US20050128026 RF switch
06/16/2005US20050128025 Ultralow temperature low noise amplification apparatus
06/16/2005US20050128024 Waveguide communication system
06/16/2005US20050128023 Non-reciprocal circuit device having small absolute value of temperature coefficient of out-of-band attenuation and small absolute value of temperature coefficient of maximum- isolation frequency
06/16/2005US20050128022 Structural element having a coplanar line
06/16/2005US20050128021 Transmission line structures
06/16/2005US20050127764 Electric feed-through motor
06/16/2005DE10392307T5 Verfahren und Vorrichtung zum Minimieren der Intermodulation mit einem asymmetrischen Resonator Method and apparatus for minimizing the intermodulation with an asymmetric resonator
06/16/2005CA2553664A1 Electronic circuit package with cavity resonance cut off member
06/15/2005EP1542310A1 Antenna device and transmitting/receiving device
06/15/2005EP1540839A1 Method and apparatus for modifying a radio frequency response
06/15/2005EP1540761A1 Waveguide filter
06/15/2005EP1371108B1 Phase shifter tunable via apertures in the ground plane of the wave guide
06/15/2005CN1628396A Dielectric waveguide filter
06/15/2005CN1627557A Negative magnetic permeability material of tunable thin film microwave and preparation method
06/15/2005CN1206767C Non-reciprocal circuit element and isolator