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)
12/2003
12/24/2003CN1132262C Resonator, wave filter, displexer and communication appts.
12/23/2003US6667672 Ferrite; waveguide having first and second cylinders of different radii
12/23/2003US6667671 Waveguide switch
12/23/2003US6667670 Microwave double-pole double-throw switch and microwave divide/through switch and power amplifier using thereof
12/20/2003CA2432876A1 Phase stable waveguide assembly
12/18/2003WO2003105271A1 Filter comprising a superconducting resonator with adjustable resonance frequency
12/18/2003WO2003105186A2 Integrated circuit and method for manufacturing same
12/18/2003WO2003105174A1 Electronic device and method of matching the impedance thereof
12/18/2003WO2002054527A3 A filter including coaxial cavity resonators
12/18/2003US20030232600 Passive intermodulation interference control circuits
12/18/2003US20030231086 Dielectric resonator and high frequency circuit element using the same
12/18/2003US20030231085 Transmission line type noise filter with small size and simple structure, having excellent noise removing characteristic over wide band including high frequency band
12/18/2003US20030231084 Bandpass filter and apparatus using same
12/18/2003US20030231081 Mounting structure of dielectric filter, dielectric filter device, mounting structure of dielectric duplexer, and communication device
12/18/2003US20030231080 Dielectric duplexer
12/18/2003US20030231076 Structure of non-reciprocal circuit element
12/18/2003US20030231071 High frequency oscillator with vertical resonator
12/17/2003EP1372212A1 Dielectric resonator and high frequency circuit element using the same
12/17/2003EP1372211A2 Dielectric filter, communication apparatus, and method of controlling resonance frequency
12/17/2003EP1371109A1 Circulator and network
12/17/2003EP1371108A1 Phase shifter tunable via apertures in the ground plane of the wave guide
12/17/2003CN1131597C Arrangement for reducing intermodulation distrotion of radio frequency signals
12/17/2003CN1131572C Integral dielectric filter
12/16/2003US6664872 Iris-less combline filter with capacitive coupling elements
12/16/2003US6664869 Delay line filters using multiple in-line four-input couplers
12/16/2003US6664867 Tunable electromagnetic transmission structure for effecting coupling of electromagnetic signals
12/16/2003US6664866 Generator of circularly polarized wave
12/11/2003US20030227664 Electrochromic devices
12/11/2003US20030227417 Electromagnetic-field polarization twister
12/11/2003US20030227360 Three-dimensional periodic structure, method of producing the same, high frequency element, and high frequency apparatus
12/11/2003US20030227353 Variable phase shifter and a system using variable phase shifter
12/11/2003US20030227351 Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same
12/11/2003US20030227350 Dual operation mode all temperature filter using superconducting resonators
12/11/2003US20030227349 Resonator electrode, dielectric, grounding electrode; superconductivity
12/11/2003US20030227348 High temperature superconductor tunable filter
12/11/2003US20030227344 Broadband high precision circular polarizers and retarders in waveguides
12/11/2003US20030227081 High-frequency circuit device, resonator, filter, duplexer, and high-frequency circuit apparatus
12/11/2003US20030226255 Method of manufacturing a housing, for electronic parts, with less non-plated portions
12/10/2003EP1368893A2 Continuously tunable phase shifter
12/10/2003EP1368853A1 Microwave circulator
12/10/2003CN1461071A Ultra-high frequency electronic equipment including a metal box
12/10/2003CN1130842C Microwave module
12/10/2003CN1130826C Broad-band phase shifter with adjustable positive slope
12/10/2003CN1130792C Nonreciprocal electric circuit element
12/10/2003CN1130791C Dielectric filter, duplexer and communication system
12/10/2003CN1130790C Resonator structures
12/09/2003US6662029 High temperature superconducting tunable filter with an adjustable capacitance gap
12/09/2003US6661390 Polarized wave receiving apparatus
12/09/2003US6661315 Resonator, filter, oscillator, duplexer, and communication apparatus
12/09/2003US6661314 Dielectric band pass filter having an evanescent waveguide
12/09/2003US6661310 Dielectric duplexer and communication apparatus
12/09/2003US6661309 Multiple-channel feed network
12/09/2003US6661252 Matrix switch device high in isolation between terminals thereof, small in size, and low in manufacturing cost
12/09/2003US6660174 Method of manufacturing a microstrip edge ground termination
12/09/2003US6658932 Measuring device and process seal therefor
12/04/2003WO2003100800A1 Decoupling module for decoupling high-frequency signals from a power supply line
12/04/2003WO2003040630A3 Microwave applicator system
12/04/2003US20030224267 Micro-electro-mechanical device and method of making
12/04/2003US20030223356 RF switch
12/04/2003US20030223176 Variable capacitance element
12/04/2003US20030222738 Miniature RF and microwave components and methods for fabricating such components
12/04/2003US20030222737 Band pass filter
12/04/2003US20030222736 Compact edge coupled filter
12/04/2003US20030222732 Narrow-band filters with zig-zag hairpin resonator
12/04/2003US20030222731 Dual-mode bandpass filter with direct capacitive couplings and far-field suppression structures
12/04/2003US20030222728 Microelectromechanical RF and microwave frequency power regulator
12/03/2003EP1367615A1 Micro-electro-mechanical device and method of making
12/03/2003EP1366539A1 Coupling device using buried capacitors in multilayered substrate
12/03/2003CN1460308A 微波电路 Microwave Circuits
12/03/2003CN1459929A S/n增强器 S / n enhancer
12/03/2003CN1459811A Ceramic lamination device, communication equipment and method for mfg. ceramic lamination device
12/03/2003CN1129974C Nonreciprocal circuit device
12/03/2003CN1129941C Antenna switching device between transmitting and receiving stage
12/02/2003US6658263 Wireless system combining arrangement and method thereof
12/02/2003US6657599 Slot antenna
12/02/2003US6657521 Microwave waveguide filter having rectangular cavities, and method for its fabrication
12/02/2003US6657520 Waveguide filter
12/02/2003US6657519 Waveguide filter
12/02/2003US6657518 Notch filter circuit apparatus
12/02/2003US6657514 Dielectric transmission line attenuator, dielectric transmission line terminator, and wireless communication device
12/02/2003US6657513 Nonreciprocal circuit device and communication apparatus including the same
12/02/2003US6657511 Nonreciprocal circuit device and communication apparatus including the same
12/02/2003US6657324 Micromachine switch and method of manufacture thereof
12/02/2003CA2351975C Vertical transition device for differential stripline paths and optical module
11/2003
11/30/2003CA2430795A1 Planar metamaterials for controlling and guiding electromagnetic radiation and applications therefor
11/27/2003WO2003098732A1 A switch arrangement and method of making same
11/27/2003WO2003097891A2 High-power microwave window
11/27/2003US20030220083 High frequency composite component
11/27/2003US20030218521 Band eliminate filter and communication apparatus
11/27/2003US20030218513 Irreversible circuit device suppressing drop of insertion loss and achieving compact scale
11/27/2003US20030218242 Microwave electronic devices comprising a metal enclosure
11/26/2003EP1365471A1 Microwave electronic equipment with a metallic housing
11/26/2003EP1364427A1 High-frequency diplexer
11/26/2003EP1364425A1 Ceramic microwave frequency window
11/26/2003CN1129266C Wide band data connection circuit and its channel self adaptive regulating method
11/25/2003US6653977 Wireless handset
11/25/2003US6653917 High-temperature superconductor low-pass filter for suppressing broadband harmonics
11/25/2003US6653912 RF and microwave duplexers that operate in accordance with a channel frequency allocation method
11/25/2003US6653697 High frequency switch circuit and communications terminal using the same
11/20/2003WO2003096473A1 Filter assembly
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