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)
10/1999
10/19/1999US5968876 Compressable tuning element for microwave resonators and method of making same
10/14/1999WO1999052208A1 Narrow-band band-reject filter apparatus and method
10/14/1999WO1999052172A1 Antenna switch
10/14/1999WO1999052171A1 Microstrip cross-coupling control apparatus and method
10/14/1999WO1999040646A3 A trimming arrangement and a method of manufacturing the same
10/13/1999EP0949707A2 Dielectric filter, duplexer, and communication device
10/13/1999EP0948830A1 Dielectric filter and method for adjusting bandpass characteristics of same
10/13/1999CN1231526A Dielectric resonator and the dielectric filter using same
10/12/1999US5966059 Phase shifting power coupler with three signals of equal amplitude
10/12/1999US5965494 Tunable resonance device controlled by separate permittivity adjusting electrodes
10/12/1999CA2105043C Electronic components and systems using coaxial cable technology
10/12/1999CA2058837C Hybrid dielectric resonator/high temperature superconductor filter
10/06/1999EP0948079A1 Nonreciprocal circuit device
10/06/1999EP0948078A2 Single and dual mode helix loaded cavity filters
10/06/1999EP0948077A2 Dielectric resonator device
10/06/1999EP0948019A1 Antenna switch between transmitter and receiver stages
10/06/1999EP0948018A2 Switch with a rocker, which has an affixed magnet
10/06/1999EP0947031A2 Fixed tuneable loop
10/06/1999EP0947030A1 Microwave filter
10/05/1999US5963115 Ceramic filter having reduced insertion losses
10/05/1999US5963108 Circulator
10/02/1999CA2260447A1 Single and dual mode helix loaded cavity filters
09/1999
09/30/1999WO1999049533A1 Integrated waveguide component
09/30/1999DE19903814A1 Microwave-millimeter wave circuit
09/29/1999EP0945914A2 Dielectric resonator, dielectric filter, dielectric duplexer and communications device
09/29/1999EP0945913A1 Dielectric resonator, dielectric filter, dielectric duplexer, and oscillator
09/29/1999EP0945912A1 Dielectric filter and method of manufacturing the same
09/29/1999EP0945911A1 Satellite broadcast receiving converter
09/29/1999EP0649571B1 Pass-band filter with coupled resonators
09/29/1999CN1230057A Electromagnetic wave transmitter/receiver
09/29/1999CN1230049A Semiconductor phase shifter having high-pass signal path and low-pass signal path connected in parallel
09/29/1999CN1230036A Band elimination dielectric filter, dielectric duplexer and communication device using the same
09/28/1999US5959514 Coaxial termination arrangement
09/28/1999US5959513 Microwave ferrite resonator mounting structure having reduced mechanical vibration sensitivity
09/28/1999US5959512 Electronically tuned voltage controlled evanescent mode waveguide filter
09/28/1999US5959511 Ceramic filter with recessed shield
09/28/1999US5959509 Printed 180 degree differential phase shifter including a non-uniform non-regular line
09/28/1999US5959508 Electromagnetic wave combining device and television broadcast transmission system using same
09/28/1999US5959506 Coaxial waveguide corner
09/28/1999US5956840 Low cost hermetic sealed microwave module packaging
09/23/1999WO1999048166A1 Microwave ceramic filter with an improved edge steepness
09/23/1999DE19812582A1 Integral waveguide component enables simple, cost-effective implementation of an adjustable phase shifter/transition time element, e.g. for a microwave antenna
09/22/1999EP0943162A1 Alignment tolerant overlay directional coupler
09/22/1999EP0943161A1 Microwave resonator
09/22/1999EP0943160A1 Dielectric resonator loaded cavity filter coupling mechanisms
09/22/1999CN1229286A Dielectric filter and dielectrie duplexer
09/22/1999CN1229285A High-frequency module
09/21/1999US5955931 Chip type filter with electromagnetically coupled resonators
09/16/1999WO1999046859A1 Integrated circuit for mobile radio and mobile telephone installations
09/16/1999DE19907966A1 Connection structure of coupling and transmission line to dielectric resonator
09/15/1999EP0942528A2 Harmonic suppression circuit
09/15/1999CN1228878A Summing network and stub
09/15/1999CN1045140C High-frequency choke circuit
09/14/1999US5953645 Sampling phase detector and multiple frequency band termination circuit and method
09/14/1999US5952973 Planar antenna module
09/14/1999US5952902 Coaxial "M" switch
09/14/1999US5952900 Suppression of spurious cavity modes using resistive paste on a ceramic transverse-electromagnetic-mode (TEM) filter
09/14/1999US5952897 Dielectric filter unit comprising internal conductors and a slit with an electrode for input/output coupling structure
09/14/1999CA2160142C Waveguide multiplexer/demultiplexer
09/08/1999EP0940878A1 Short-stub matching circuit
09/08/1999EP0940877A1 Nonreciprocal circuit device
09/08/1999EP0940876A1 Waveguide with a dielectric window assembly
09/08/1999EP0940825A1 Laminated ceramic parts
09/08/1999CN2337681Y Rectangular hollow combined waveguide filter
09/08/1999CN1227979A Phase controller for use in waveguide phased array antenna
09/07/1999US5949311 Tunable resonators
09/07/1999US5949310 Dielectric filter having a pattern electrode disposed within a dielectric body and manufacturing method thereof
09/07/1999US5949309 Dielectric resonator filter configured to filter radio frequency signals in a transmit system
09/07/1999US5949308 Dielectric filter and method of regulating its frequency bandwidth via at least one insulation gap
09/07/1999US5949302 Method for tuning a summing network of a base station, and a bandpass filter
09/07/1999US5949298 High power water load for microwave and millimeter-wave radio frequency sources
09/02/1999WO1999027605A3 Waveguide filter
09/01/1999EP0939450A1 Resonator cavity end wall assembly
09/01/1999EP0939449A2 Balanced dielectric filter
09/01/1999EP0939413A1 Dieletric ceramic composition and ceramic electronic element using the same
09/01/1999CN1227664A Switch for high frequency
08/1999
08/31/1999US5945899 Permanent magnet twister
08/31/1999US5945897 Compliant RF coaxial interconnect
08/31/1999US5945896 Dielectric filter
08/31/1999US5945895 Resonant frequency compensated dielectric filter
08/31/1999US5945894 Dielectric resonator and filter utilizing a non-radiative dielectric waveguide device
08/31/1999US5945887 Nonreciprocal circuit device and composite electronic component
08/31/1999US5945700 Semiconductor device having a semiconductor switch structure
08/26/1999WO1999043052A1 Wide-band electromagnetic-pulse conductor
08/26/1999WO1999043036A1 Phase shifter and scanning antenna
08/25/1999EP0938166A1 EMP-arrester
08/25/1999EP0938154A1 Dielectic resonator, dielectric filter, dielectric duplexer and communication device
08/25/1999EP0938153A1 Bandpass filter, duplexer , high-frequency module and communications device
08/25/1999EP0938152A1 Coaxial dielectric filter
08/25/1999EP0643874B1 Microwave resonator
08/24/1999US5943005 Multilayer dielectric line circuit
08/24/1999US5942959 Filter device having a dielectric resonator and a coupling loop with adjustable coupling between the dielectric resonator and the coupling loop
08/24/1999US5942956 Design method for compact waveguide mode control and converter devices
08/19/1999WO1998039812A8 A high frequency multi-port switching circuit
08/18/1999EP0935823A1 Electronically scanned ferrite line source
08/18/1999EP0935821A1 Improved waveguide for use in dual polarisation probe system
08/18/1999EP0910875A4 Ceramic filter with a coplanar shield
08/17/1999US5939959 Dielectric filter with elevated inner regions adjacent resonator openings
08/17/1999US5939958 Microstrip dual mode elliptic filter with modal coupling through patch spacing
08/17/1999US5939953 E-H matching device and apparatus and method for automatically matching microwave impedance
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