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)
10/2003
10/29/2003CN1452267A HF filter
10/29/2003CN1452266A Capacitance type micromechanical switch
10/29/2003CN1126283C Antenna switch module
10/29/2003CN1126275C Circuit arrangment for reducing intermodulation in bandpass filter system
10/28/2003US6639500 Nonreciprocal circuit device and communication apparatus
10/28/2003US6639493 Micro machined RF switches and methods of operating the same
10/28/2003US6639491 Tunable ferro-electric multiplexer
10/28/2003US6639489 Composite high-frequency switch, high-frequency module, and communication apparatus
10/28/2003US6639488 MEMS RF switch with low actuation voltage
10/28/2003US6639485 Nonreciprocal circuit device and communication device using same
10/28/2003US6639484 Planar mode converter used in printed microwave integrated circuits
10/23/2003WO2003088408A1 Evanescent resonators
10/23/2003WO2003088407A1 Waveguide communication system
10/23/2003WO2003086829A1 Ask transmitter using a multi-layer non-radiative dielectric waveguide
10/23/2003WO2003001683A3 Dual mode resonator
10/23/2003US20030198091 Semiconductor device
10/23/2003US20030197580 Dielectric filter device
10/23/2003US20030197579 High-frequency filter
10/23/2003US20030197578 Bandpass filter unit and communication apparatus
10/23/2003US20030197577 Single port delay element
10/23/2003US20030197576 Controlling pattern; polycrystalline ferromagnetic material; conductor, magnetic pattern structure and transducer
10/23/2003US20030197571 High-frequency magnetic ceramic and high-frequency circuit component
10/22/2003EP1355420A2 Two-frequency band-pass filter, two-frequency branching filter and combiner
10/22/2003EP1355373A1 Dielectric resonator with planar dielectric transmission line, and filter and oscillator using the same
10/22/2003EP1354370A1 Radio frequency antenna feed structures
10/22/2003CN2582188Y Array wave filter
10/22/2003CN1451186A Guides for RF magnetic flux
10/21/2003US6636407 Broadband surge protector for RF/DC carrying conductor
10/21/2003US6636132 Dielectric filter
10/21/2003US6636131 Method for manufacturing filter using coupling coefficient function
10/21/2003US6636129 Two-tiered tuned filter
10/16/2003WO2003012915A3 Microwave resonant circuit and tunable microwave filter using same
10/16/2003WO2002052888A3 Device for the emission of high frequency signals
10/16/2003US20030194984 Tunable phase shifter and applications for same
10/16/2003US20030193379 Microwave filter having a temperature compensating element
10/16/2003US20030193378 Resonator of radio-frequency filter
10/16/2003US20030193377 RF MEMS switch loop 180 degree phase bit radiator circuit
10/15/2003EP1353398A2 Resonator of radio-frequency filter
10/15/2003EP1352444A1 Electrically tunable notch filters
10/15/2003EP1352408A1 Micro-magnetic latching switch with relaxed permanent magnet alignment requirements
10/15/2003EP0858680B1 Integrated evanescent mode filter with adjustable attenuator
10/15/2003CN1449601A Three-frequency branching circuit, branching circuit, and radio communication device
10/15/2003CN1124659C Dielectric filter
10/15/2003CN1124631C High frequency switching device
10/14/2003US6633213 Double sided liquid metal micro switch
10/14/2003US6633208 Filter with improved intermodulation distortion characteristics and methods of making the improved filter
10/14/2003US6633207 Continuous transmission line with branch elements, resonator, filter, duplexer, and communication apparatus formed therefrom
10/14/2003US6633206 High-frequency switch
10/14/2003US6633205 Cascaded circulators with common ferrite and common element matching structure
10/14/2003US6633204 Nonreciprocal circuit device and communication apparatus
10/09/2003WO2003083987A1 Rotary joint
10/09/2003WO2003009577A3 A system and method for improving the quality of video communication over a packet-based network
10/09/2003US20030189910 3-frequency branching circuit, branching circuit, and radio communication device
10/09/2003US20030189471 Bias feed network arrangement for balanced lines
10/09/2003US20030189470 Dielectric filter, dielectric duplexer, and communication apparatus
10/09/2003US20030189469 Evanescent resonators
10/09/2003US20030188681 Composite diamond window
10/08/2003EP1351384A2 Bias feed network arrangement for balanced lines
10/08/2003EP1350314A2 Harmonic matching network for a saturated amplifier
10/08/2003EP1350282A1 Rotary attenuator and method of making it
10/08/2003EP1350281A1 Device comprising a capacitor having a varying capacitance, especially a high- frequency microswitch
10/08/2003CN1447997A Variable ÔÇ£cut-offÔÇØ attenuator for rectangular wave-guides
10/07/2003US6630875 Dual-mode band-pass filter
10/07/2003US6630874 Phase shifter and communication device using the same
10/07/2003US6630873 Magnetostatic wave filter
10/02/2003WO2003081795A2 Passive intermodulation interference control circuits
10/02/2003WO2003081713A1 High frequency module and antenna device
10/02/2003US20030186569 . Component mounting structure
10/02/2003US20030186033 Dielectric material is barium-strontium-titanate
10/02/2003US20030184416 Dielectric electronic component and method of adjusting input/output coupling thereof
10/02/2003US20030184415 Electronic part such as dielectric filter or duplexer and method of forming an electrode of such an electronic part
10/02/2003US20030184414 Dielectric filter having increased bandwidth
10/02/2003US20030184409 Dielectric electronic component with attenuation adjustment electrode and method of adjusting attenuation characteristics of the same
10/02/2003US20030184407 Filter having directional coupler and communication device
10/02/2003US20030184406 Variable cut off attenuator for rectangular wave-guides
10/02/2003US20030184405 Symmetric microwave filter and microwave integrated circuit merging the same
10/02/2003US20030184402 High-frequency filter device, filter device combined to a transmit-receive antenna, and wireless apparatus using the same
10/02/2003US20030184365 Radio frequency filter
10/02/2003US20030183928 High-frequency switch device and electronic device using the same
10/02/2003US20030183927 Microwave integrated circuit
10/02/2003US20030183840 Telecommunications switch array with thyristor addressing
10/02/2003CA2479685A1 Passive intermodulation interference control circuits
10/01/2003CN1445882A Non-reversible circuit component
10/01/2003CN1445881A Dielectric resonator, dielectric filter, duplexer and communication device
10/01/2003CN1123085C Dielectric resonator device
10/01/2003CN1123084C Microwave component
10/01/2003CN1123083C Monolithic high frequency antenna switch
10/01/2003CN1123030C Switch for high frequency
09/2003
09/30/2003US6628230 Radio frequency module, communication device, and radar device
09/30/2003US6628182 Right angle coaxial cable connections to microwave components on a carrier
09/30/2003US6628180 Dielectric filter having coaxial resonators and a notch pattern
09/30/2003US6627956 Electrical and electronic apparatus comprising transistors having terminals formed on channel layers, joined to resistors; computers
09/30/2003US6625869 Method for manufacturing nonreciprocal circuit device
09/27/2003CA2385350A1 Rf switch
09/25/2003WO2003079558A2 A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
09/25/2003WO2003079483A1 Waveguide type ortho mode transducer
09/25/2003WO2003079482A2 Tunable superconductor resonator or filter
09/25/2003WO2003032432A3 Microwave circulator with deformable membrane
09/25/2003US20030181167 Switch device and portable communication terminal
09/25/2003US20030181104 Grouped element transmission channel link termination assemblies
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