Patents for H01P 1 - Auxiliary devices (25,484)
03/1993
03/09/1993US5192926 Dielectric filter with attenuation poles
03/09/1993US5192924 Filter circuit for attenuating high frequency signals
03/09/1993US5192923 Rotary coupler
03/04/1993WO1993005543A1 Radio equipment directional coupler
03/02/1993US5191308 Magnetostrictive wave device having a higher maximum cut-off band elimination filter
03/02/1993US5191305 Multiple bandpass filter
03/02/1993US5191304 Bandstop filter having symmetrically altered or compensated quarter wavelength transmission line sections
02/1993
02/23/1993US5189383 Circuit element utilizing magnetostatic wave
02/17/1993EP0522153A4 Gyrotron with radial beam extraction
02/17/1993EP0394375B1 Diode device packaging arrangement
02/16/1993US5187461 Low-loss dielectric resonator having a lattice structure with a resonant defect
02/16/1993US5187460 Microstrip line resonator with a feedback circuit
02/16/1993US5187459 Compact coupled line filter circuit
02/16/1993US5187409 Gyrotron having a quasi-optical mode converter
02/10/1993EP0526643A1 Antenna device
02/10/1993EP0228427B1 Movement system
02/09/1993US5185587 Compact tandem non-reciprocal circuit
02/04/1993WO1993002482A1 A dually polarized monopulse feed using an orthogonal polarization coupler in a multimode waveguide
02/03/1993EP0525810A1 A constant impedance transition between transmission structures of different dimensions
02/03/1993EP0525416A1 Microwave filter
02/03/1993EP0525378A2 Adjustment screw
02/02/1993US5184136 Pulse radar and components therefor
02/02/1993US5184098 Switchable dual mode directional filter system
02/02/1993US5184097 Agile microwave filter having at least one ferrite resonator
02/02/1993US5184095 Constant impedance transition between transmission structures of different dimensions
01/1993
01/23/1993WO1993002484A1 Multi-stage monolithic ceramic bandstop filter with isolated filter stages
01/23/1993WO1993002483A1 Dielectric block filter with included shielded transmission line inductors
01/23/1993CA2089547A1 Dielectric block filter with included shielded transmission line inductors
01/21/1993WO1993001626A1 Triple mode microwave filter
01/21/1993WO1993001625A1 Microwave filter
01/21/1993CA2113258A1 Triple mode microwave filter
01/20/1993EP0524011A2 Transverse electromagnetic mode resonator
01/20/1993EP0523241A1 Dielectric filter
01/19/1993US5180997 Microstrip high reverse loss isolator
01/19/1993US5180996 High frequency oscillator having capacitor and microstrip line output filter
01/19/1993US5180944 Gyrotron with a mode convertor which reduces em wave leakage
01/19/1993CA2013098C Quadrant driver for microwave switches
01/13/1993EP0522300A2 Arrangement for coupling microwave energy
01/13/1993EP0522153A1 Gyrotron with radial beam extraction.
01/12/1993US5179363 Stress relieved iris in a resonant cavity structure
01/12/1993US5179074 Resonator in close superconductive contact with side wall of conductive housing; size reduction; satellites
01/12/1993US5177902 Ultrasonic grinder system for ceramic filter and trimming method therefor
01/12/1993CA2054996A1 In-line folded microwave filter
01/11/1993CA2073391A1 Arrangement for coupling in of microwave energy
01/07/1993WO1993000720A1 Active superconductive devices
01/07/1993WO1993000719A1 Phase correcting variable attenuator
01/07/1993WO1993000718A1 Tunable microwave bandstop filter device
01/07/1993EP0521739A1 High-frequency bias supply circuit
01/07/1993CA2111679A1 Active superconducting devices
01/05/1993US5177458 Dielectric filter construction having notched mounting surface
01/05/1993US5177456 Microstrip ferrite circulator for substrate transitioning
12/1992
12/30/1992EP0520919A1 Filtering device for electromagnetic waves in a waveguide with symmetry around the rotational axis, and inserted pieces of rectangular waveguide
12/30/1992EP0520857A1 Diplexing device associated with energy coupling means, particularly for a television transmitter
12/30/1992EP0520699A1 Dielectric filter
12/30/1992EP0520673A1 A dielectric filter
12/30/1992EP0520665A2 Temperature compensated dielectric filter
12/30/1992EP0520664A1 Dielectric filter
12/30/1992EP0520641A1 Adjustable resonator arrangement
12/30/1992EP0520564A2 Circularly-polarized antenna and phase shift stripline device for such an antenna
12/30/1992EP0520203A1 Channel selection circuit
12/30/1992EP0520046A1 Telemeter, in particular for measuring the level in industrial tanks.
12/30/1992CN2126467U High-power small volume matched-load structure
12/29/1992US5175523 Adjustable coaxial double-disk fluid cooled waveguide window with mean for preventing window bowing
12/29/1992US5175522 Ground plane choke for strip transmission line
12/29/1992US5175521 Miniature dynamically tunable microwave and millimeter wave device
12/29/1992US5175520 High frequency coaxial resonator
12/29/1992US5175518 Wide percentage bandwidth microwave filter network and method of manufacturing same
12/29/1992US5175516 Waveguide termination
12/29/1992CA1312120C Reciprocal hybrid mode rf circuit for coupling rf transceiver to an rf radiator
12/26/1992CA2071586A1 Dielectric filter
12/26/1992CA2071585A1 Structure of a ceramic filter
12/26/1992CA2071271A1 Adjustable resonator arrangement
12/26/1992CA2071257A1 Temperature compensated dielectric filter
12/26/1992CA2071056A1 Dielectric filter
12/24/1992DE4120625A1 Attenuation adjustment appts. for high frequency lines e.g. load distributor of C-band antenna - has branch section and apertures in conducting surfaces layers sized to determine attenuation level
12/23/1992WO1992022994A1 A device comprising laminated conductive patterns and easily selectable dielectrics
12/23/1992WO1992022938A1 Dual polarisation waveguide probe system
12/23/1992WO1992022937A1 High isolation switch
12/23/1992EP0519308A2 Resonating microwave cavity with double dielectric resonator and tunable resonance frequency
12/23/1992EP0519085A1 High-frequency device
12/23/1992EP0519080A1 Dielectric filter
12/23/1992CN2125878U Converter for square-waveguide and circular-wavequide
12/22/1992US5173672 Dielectric block filter with included shielded transmission line inductors
12/22/1992US5173668 Apparatus and a method for an electrical transmission-line interface
12/16/1992EP0518615A2 Wave guide to microstrip line mode transition apparatus
12/16/1992EP0518218A1 Microwave coupler-polariser
12/16/1992EP0517977A1 Pulse radar and components therefor
12/16/1992EP0517976A1 Pulse radar
12/16/1992EP0240543B1 Phase compensated hybrid coupler
12/15/1992US5172084 Miniature planar filters based on dual mode resonators of circular symmetry
12/15/1992US5172081 Polarizer arrangement
12/15/1992US5172080 Garnet centering ring for circulators and isolators
12/15/1992CA1311535C Tuneless monolithic ceramic filter
12/15/1992CA1311534C Monolithic ceramic filter with bandstop function
12/10/1992WO1992022101A1 Microwave filter fabrication method and filters therefrom
12/10/1992WO1992021993A1 Quasi-optical transmission/reflection switch and millimeter-wave imaging system using the same
12/09/1992EP0517276A1 Microwave connector assembly connected easily to microwave circuit components
12/09/1992EP0517232A2 Improved miniature microwave and millimeter wave tunable circuit
12/08/1992US5170169 Quasi-optical transmission/reflection switch and millimeter-wave imaging system using the same
12/08/1992US5170141 Ceramic filter