Patents for H01P 1 - Auxiliary devices (25,484)
04/2005
04/20/2005CN1198359C Resonator, wave filter, duplexer and communication equipment
04/20/2005CN1198358C Nonreciprocal circuit element, lumped element type isolator and mobile communication unit
04/20/2005CN1198357C Dielectric duplexer and communication equipment
04/19/2005US6882262 Nonreciprocal circuit device and communication device using same
04/19/2005US6882255 Device having a capacitor with alterable capacitance, in particular a high-frequency microswitch
04/19/2005US6882251 Microwave filter with adaptive predistortion
04/19/2005US6882244 Switching system for broadcast transmission
04/19/2005US6880227 Method for manufacturing nonreciprocal circuit device, nonreciprocal circuit device, and communication apparatus incorporating the same
04/14/2005WO2005034593A2 Substrate comprising a tuneable electrical component and use of the same
04/14/2005WO2005034287A1 Low loss rf mems-based phase shifter
04/14/2005WO2005034280A1 Dielectric resonator, oscillator and transmitter/receiver
04/14/2005WO2005034279A1 1:n mem switch module
04/14/2005WO2005034278A1 Twist waveguide and radio device
04/14/2005US20050079829 Antenna switch
04/14/2005US20050077993 High-frequency circuit
04/14/2005US20050077984 Laminated low pass filter
04/14/2005US20050077980 High-frequency composite part and wireless communications device comprising it
04/14/2005US20050077978 High frequency switch device
04/14/2005CA2540524A1 Low loss rf mems-based phase shifter
04/13/2005EP1522119A1 Phase shifter for continuous phase modification
04/13/2005EP1522118A1 Phase shifter for antenna
04/13/2005EP0811307B1 Microwave power control apparatus for linear accelerator
04/13/2005CN1606248A 天线开关电路 Antenna switching circuit
04/13/2005CN1606234A High frequency module and communication device
04/13/2005CN1606190A Dynamic tunable optical multiplexer composed of tellurium dioxide acoustic-optical tunable filter
04/13/2005CN1197196C Directional coupler, antenna equipment and radar system
04/13/2005CN1197195C Dielectric filter, dielectric duplexer and communication device
04/13/2005CN1197194C Wave filter, duplexer and communication equipment
04/13/2005CN1197193C Dielectric resonator and dielectric filter
04/12/2005US6879226 Waveguide quardruple mode microwave filter having zero transmission
04/12/2005US6879223 Distributed constant type filter
04/12/2005US6879222 Reduced length metallized ceramic duplexer
04/12/2005US6879221 Waveguide twist
04/12/2005US6879219 High frequency oscillator with vertical resonator
04/07/2005WO2004051787A3 Tunable coupling
04/07/2005US20050073464 Microwave components
04/07/2005US20050073463 Waveguide and method of manufacture
04/07/2005US20050073379 Electromagnetic filter assemblies
04/07/2005US20050073376 RF phase delay lines with variable displacement fluidic dielectric
04/07/2005US20050072681 Making multi-layer structures from a structural material (e.g. nickel) configured to define a desired structure and from a sacrificial material (e.g. copper) that surrounds the structure; sacrificial material is removed by multi-stage etching
04/07/2005DE10392366T5 Resonator und Kopplungsverfahren und -Vorrichtung für einen Mikrostreifenleitungsfilter Resonator and coupling method and apparatus for a microstrip line filter
04/07/2005DE10297382T5 N-Port-Speiseeinrichtung N-port supply device
04/07/2005CA2538969A1 Method and apparatus for electrically adjusting delay in radio-frequency systems
04/06/2005EP1521329A1 Resonator and dielectric filter
04/06/2005EP1520321A1 Miniature rf and microwave components and methods for fabricating such components
04/06/2005EP1520320A1 Electrical system, especially a microelectronic or microelectromechanical high frequency system
04/06/2005EP1310010B1 Multi-polar cascade quadruplet band pass filter based on dielectric dual mode resonators
04/06/2005EP1101240B1 Waveguide series resonant cavity for enhancing efficiency and bandwidth in a linear beam tube
04/06/2005CN1605136A Multiple-channel feed network
04/06/2005CN1605135A 滤波电路 Filter circuit
04/06/2005CN1604384A High-power high-temperature superconducting mini filter
04/06/2005CN1196251C Method and equipment for frequency multiplication
04/06/2005CN1196225C Method for mfg. dielectric resonator device
04/06/2005CN1196224C RF ceramic block filters and antenna diplexer
04/06/2005CN1196221C Nonreciprocal circuit element, communication device and method for manufacturing nonreciprocal circuit element
04/06/2005CN1196220C Microstrip filter device
04/05/2005US6876877 High temperature superconductor tunable filter having a movable substrate controlled by a magnetic actuator
04/05/2005US6876840 Triplexer and multilayered structure thereof
04/05/2005US6876324 Radar apparatus
04/05/2005US6876280 High-frequency switch, and electronic device using the same
04/05/2005US6876279 Voltage tunable laminated dielectric materials for a coplanor waveguide
04/05/2005US6876277 E-plane filter and a method of forming an E-plane filter
04/05/2005US6876276 Filter circuit and high frequency communication circuit using the same
04/05/2005US6876274 Variable phase delay by modifying a fluidic dielectric
04/05/2005US6876271 Microwave switching with illuminated field effect transistors
04/05/2005US6876270 Symmetric microwave filter and microwave integrated circuit merging the same
04/05/2005US6876269 Nonreciprocal circuit element having excellent signal transmission efficiency and communication apparatus using same
04/05/2005US6876268 Capacitive finger coupling element on a silicon support for coupling a strip line structure
04/05/2005US6876267 Nonreciprocal circuit device
04/05/2005US6876258 High-frequency amplifier and radio transmission device with circuit scale and current consumption reduced to achieve high efficiency
04/05/2005US6876056 Method and system for fabrication of integrated tunable/switchable passive microwave and millimeter wave modules
04/05/2005US6875369 Perovskite structure; composite oxide; phase shifting, tuning
03/2005
03/31/2005WO2005029719A2 Broad distribution bi-directional user terminal at configurable broadcast frequencies
03/31/2005WO2005029633A1 Filters and antennas for microwaves and millimetre waves, based on open-loop resonators and planar transmission lines
03/31/2005WO2004034503A3 Tunable filter with cross-coupled dielectric resonators
03/31/2005US20050068129 1:N MEM switch module
03/31/2005US20050068126 Resonator and dielectric filter
03/31/2005US20050068123 Low loss RF MEMS-based phase shifter
03/31/2005US20050068122 Garnet ferrite having a small absolute value of temperature coefficient of 4piMs and a small ferromagnetic resonance half-width, and a non-reciprocal circuit element applying the same
03/31/2005US20050067650 Component having an adjustable thin-film capacitor
03/31/2005US20050067605 Controllable components, preferably microwave components, which use liquid crystals, preferably nematic liquid crystals, as controllable dielectrics for high-frequency technology or for ultrahigh-frequency technology
03/31/2005DE10222593B4 Integrierter Filterbalun Integrated Filterbalun
03/30/2005EP1518822A2 Complex microdevices and apparatus and methods for fabricating such devices
03/30/2005EP1518295A1 Integrated filter construction
03/30/2005EP1518294A1 A phase shifting device
03/30/2005EP1433220A4 Inverted coplanar waveguide coupler with integral microstrip connection ports
03/30/2005CN2689478Y Adjustable parallel micro-band wave filter for microwave telecommunication
03/30/2005CN2689477Y Band-stop microwave interfering inhibiting filter of power wire
03/30/2005CN2689476Y Assembled adjustable packing shielding box of microwave filter
03/30/2005CN2689475Y Pasting high-temperature microstrip wave filter with layered structure of superconductive circuit
03/30/2005CN1602053A Flat wire multiroute RF power synthetizer
03/30/2005CN1601924A Microstrip filter having group hairclip structure for microwave communication
03/30/2005CN1600741A Garnet ferrite and a non-reciprocal circuit element applying the same
03/30/2005CN1600493A Non-contact type welding method and device in use for high-temperature superconductor microwave filter
03/29/2005US6873864 Superconductive filter module, superconductive filter assembly and heat insulating type coaxial cable
03/29/2005US6873828 Compound semiconductor switching device for high frequency switching
03/29/2005US6873299 Dual resonance antenna apparatus
03/29/2005US6873230 High-frequency wiring board
03/29/2005US6873225 Diplexers with low pass filter having distributed and non-distributed (lumped) elements
03/29/2005US6873223 MEMS millimeter wave switches