Patents for H01P 1 - Auxiliary devices (25,484)
07/1998
07/08/1998CN1187053A Dielectric filter and dielectric duplexer
07/07/1998US5777534 Inductor ring for providing tuning and coupling in a microwave dielectric resonator filter
07/07/1998US5777533 LC filter with external electrodes only on a smaller layer
07/07/1998US5777531 Semiconductor coplanar waveguide phase shifter
07/07/1998US5777530 Switch attenuator
07/07/1998US5777526 Method of manufacturing a microstrip transmission device
07/07/1998US5776275 Depositing a magnetic metallized layer over dielectric layer
07/02/1998WO1998028813A2 Fixed tuneable loop
07/02/1998CA2275591A1 Fixed tuneable loop
07/01/1998EP0851526A2 Filtering device
07/01/1998CN1186201A Wave guide having improved structure used in microwave oven
07/01/1998CN1038966C Non-radiation dielectric waveguide elements
07/01/1998CN1038965C 非互易电路元件 Non-reciprocal circuit element
06/1998
06/30/1998US5774792 Low distortion switch
06/30/1998US5774093 Circuit arrangement for processing a first or a second high-frequency signal
06/30/1998US5774030 Parallel axis cylindrical microwave filter
06/30/1998US5774024 Microwave non-reciprocal circuit element
06/25/1998WO1998027793A1 Connector assembly, and associated method, for radio frequency circuit device
06/25/1998WO1998027607A1 Microwave filter
06/25/1998DE19652799A1 Mikrowellenfilter Microwave Filters
06/25/1998CA2275614A1 Connector assembly, and associated method, for radio frequency circuit device
06/24/1998EP0849877A1 Microwave active notch filter and operating method with photonic bandgap crystal feedback loop
06/24/1998EP0849820A2 Tunable microwave network using microelectromechanical switches
06/24/1998CN1185636A Non-return circuit device
06/23/1998US5770990 Microwave window
06/23/1998US5770989 Nonradiative dielectric line apparatus and instrument for measuring characteristics of a circuit board
06/23/1998US5770988 Thin-film multilayered electrode and method of fabricating same
06/23/1998US5770987 Coplanar waVeguide strip band pass filter
06/23/1998US5770986 For filtering a signal
06/23/1998US5770546 Superconductor bandpass filter having parameters changed by a variable magnetic penetration depth
06/18/1998WO1998026470A1 Dielectric resonator, dielectric filter, dielectric duplexer, and oscillator
06/18/1998DE19752944A1 Optisches Wellenlängenfilter und Demultiplexer The optical wavelength filter and demultiplexer
06/17/1998EP0848446A1 Dielectric resonator device
06/17/1998EP0848409A1 Longitudinal interaction microwave tube with output cavity past the collector
06/16/1998US5768691 Antenna switching circuits for radio telephones
06/16/1998US5767755 Radio frequency power combiner
06/16/1998US5765835 Waveguide seal assembly
06/11/1998WO1998025416A1 Rf circuit module
06/11/1998WO1998025321A1 Microwave resonator
06/10/1998EP0846348A1 Ceramic stripline filter
06/10/1998CN1184343A Circular waveguide phase shifter with wide frequency band and short length
06/09/1998US5764118 Dielectric coaxial filter with irregular polygon shaped recesses
06/09/1998US5764117 Method of manufacturing a dielectric resonant apparatus
06/09/1998US5764116 Dielectric resonator and filter utilizing a nonradiative dielectric waveguide device
06/09/1998US5764115 Dielectric resonator apparatus with magnetic field coupling loop
06/04/1998WO1998024141A1 Alignment tolerant overlay directional coupler
06/03/1998EP0845830A1 Isolator
06/03/1998CN1038627C Magnetostatic wave device
06/02/1998US5760740 In a receiving system
06/02/1998US5760667 Non-uniform Q self amplitude equalized bandpass filter
06/02/1998US5760666 Dielectric resonant component with resist film on the mount substrate
06/02/1998US5760665 Stripline resonator structure formed on upper and lateral surfaces of substrate projections
06/02/1998US5760661 Variable phase shifter using an array of varactor diodes for uniform transmission line loading
06/02/1998US5760660 Orthogonal polarized wave branching filter and its manufacturing method
06/02/1998US5760659 Microwave polariser
06/02/1998US5760658 Circular-linear polarizer including flat and curved portions
05/1998
05/28/1998WO1998023103A1 Filter structure for radio device
05/27/1998EP0844683A1 Microstrip circuits
05/27/1998EP0844682A1 Plane type stripline filter and dual mode resonator
05/27/1998EP0843903A1 Receiver with stripline filter and stripline filter
05/27/1998CN1183013A Antenna switching circuit for radio telephone
05/27/1998CN1182978A Multiple transmission bands wave filter
05/27/1998CN1038543C Non-reciprocal circuit element for microwave
05/26/1998US5757247 Device and method for tuning a band-pass filter utilizing mixing results with DC component removed
05/26/1998US5756932 Signal distribution structure having lossy insulator
05/20/1998EP0843375A1 Nonreciprocal circuit device
05/20/1998EP0843374A2 Voltage-controlled variable-passband filter and high-frequency circuit module incorporating same
05/19/1998US5754118 Internally redundant microwave switch matrix
05/19/1998US5754084 Temperature-compensated resonator
05/19/1998US5754083 TM mode dielectric resonator having frequency adjusting holes with voids
05/19/1998US5752645 Superconductive radiofrequency window assembly
05/13/1998EP0841714A1 Dielectric resonator apparatus and high-frequency module
05/13/1998EP0841712A1 Distributed-constant-line-type filter
05/12/1998US5751199 Combline multiplexer with planar common junction input
05/12/1998US5750473 High power
05/06/1998EP0840391A1 Dielectric filter device
05/06/1998EP0840390A1 Multi-passband filter
05/06/1998CN1180943A Filter with low-noise amplifier
05/06/1998CN1180942A Dielectric filter unit, transmitting receiving-sharing unit, and multiplexer
05/06/1998CN1038283C Method for manufacturing microwave circulator
05/05/1998US5748059 Plane type strip-line filter in which strip line is shortened and dual mode resonator in which two types microwaves are independently resonated
05/05/1998US5748058 Cross coupled bandpass filter
05/05/1998US5748057 Photonic bandgap crystal frequency multiplexers and a pulse blanking filter for use therewith
05/05/1998US5748055 Microwave switch
05/05/1998US5748054 High frequency hybrid switch operable in antenna diversity type portable telephone
05/05/1998US5748053 Switching circuit
05/05/1998US5748052 Nonreciprocal circuit element
04/1998
04/29/1998EP0838875A1 Dielectric filter
04/29/1998EP0838874A2 Electrically regulated filter
04/29/1998EP0838693A1 Antenna-shared distributor and transmission and receiving apparatus using same
04/29/1998EP0811307A4 Microwave power control apparatus for linear accelerator
04/29/1998CN1180251A Cross polarization wave separator and its manufacturing method
04/28/1998US5745018 Ceramic filter with a coplanar shield
04/28/1998US5745017 Thick film construct for quadrature translation of RF signals
04/28/1998US5745015 Non-reciprocal circuit element having a magnetic member integral with the ferrite member
04/28/1998US5745014 Nonreciprocal circuit element
04/22/1998EP0837519A1 Dielectric filter
04/22/1998EP0837518A2 Dielectric filter
04/22/1998EP0837517A2 Dielectric laminated filter and communication apparatus
04/22/1998EP0837516A2 High-frequency composite part