Patents for H01P 1 - Auxiliary devices (25,484)
05/1992
05/19/1992US5115373 Dielectric filter
05/19/1992US5115245 Single substrate microwave radar transceiver including flip-chip integrated circuits
05/19/1992US5115218 Microwave process seal and method
05/19/1992US5115217 RF tuning element
05/19/1992CA1301266C Dielectric loaded adjustable phase shifting apparatus
05/13/1992EP0485142A1 Ceramic filter
05/13/1992EP0293386B1 Microwave switch with at least two switching positions
05/12/1992US5113310 Dielectric filter
05/12/1992US5113164 Superconductors with switchable magnetic domains
05/12/1992US5113160 Wide band cryogenic ultra-high vacuum microwave absorber
05/06/1992EP0483820A1 Dielectric filter coupling structure
05/06/1992EP0483720A1 Fastening device in space
05/06/1992EP0483663A1 Band-pass filter for electromagnetic radiation
05/05/1992US5111170 Dielectric resonator device
05/05/1992US5111164 Matching asymmetrical discontinuities in a waveguide twist
05/05/1992CA1300221C Variable attenuator having voltage variable fet resistor with chosen resistance-voltage relationship
04/1992
04/29/1992EP0482456A1 Dual septum polarization rotator
04/29/1992EP0345272B1 Rotor setting system
04/28/1992US5109536 Single-block filter for antenna duplexing and antenna-summed diversity
04/28/1992US5109232 Dual frequency antenna feed with apertured channel
04/28/1992US5109207 Coaxial dielectric resonator having a groove therein and method of producing such coaxial dielectric resonator
04/28/1992US5109205 Millimeter wave microstrip shunt-mounted pin diode switch with particular bias means
04/28/1992US5109204 High power RF precision attenuator
04/28/1992CA1299684C Waveguides
04/22/1992EP0481607A1 Amplitude correction of field coupled varactor tuned filters
04/22/1992EP0481417A1 Device for feeding an antenna element radiating two orthogonal polarisations
04/22/1992EP0481113A1 Digitally controlled field effect attenuator devices
04/21/1992US5107274 Collocated non-interfering dual frequency microwave feed assembly
04/21/1992US5107233 Amplitude correction of field coupled varactor tuned filters
04/21/1992US5107223 Phase inverter and push-pull amplifier using the same
04/15/1992EP0480333A1 Microwave loss-correcting device, especially in the field of space technology
04/15/1992EP0480025A1 Integrated emi filter and thermal heat sink.
04/14/1992US5105176 Dielectric resonator and a manufacturing method thereof
04/14/1992US5105175 Resonant circuit element having insignificant microphonic effects
04/14/1992US5105174 Wave-guide band rejection filter having a short circuited coaxial tuning screw
04/14/1992US5105173 Band-pass filter using microstrip lines
04/14/1992CA1298885C Electromagnetic wave phase shift combiner
04/08/1992EP0478962A2 Microwave-stripline assembly
04/08/1992EP0478894A1 Microwave antenna arrangement
04/07/1992US5103197 Ceramic band-pass filter
04/07/1992US5103196 Microstrip line having a changed effective line length
04/07/1992US5103195 Hybrid gaas mmic fet-pin diode switch
04/01/1992EP0478160A2 IC package with electric conductor lines in dielectric package body
04/01/1992EP0477567A2 Device for the compensation of thermal stress
04/01/1992EP0252114B1 Non-reactive radial line power divider/combiner with integral mode filters
04/01/1992CN1016126B Orthogonal-polarization duplex send-receive microwave head
03/1992
03/31/1992US5101182 Drop-in magnetically tunable microstrip bandpass filter
03/31/1992US5101181 Logarithmic-periodic microwave multiplexer
03/26/1992DE4029665A1 Interdigital filter with coupled resonators of decreasing impedance - consists of stepped or pref. continuously tapered strips of metallisation extending across midline of dielectric substrate
03/26/1992DE3638081C1 Coaxial elbow
03/25/1992EP0476839A2 Superconducting variable phase shifter
03/25/1992EP0476570A2 Microwave receiving method for angle diversity operation
03/25/1992CN1016028B Miltiple resonator component-mountable filter
03/24/1992US5099214 Optically activated waveguide type phase shifter and attenuator
03/19/1992WO1992004741A1 Band-pass filter
03/18/1992EP0475766A2 Window for transmitting radiation such as microwaves
03/18/1992EP0475630A2 Software reconfigurable transmission line apparatus
03/17/1992US5097238 Dielectric resonator device
03/17/1992US5097237 Hybrid dielectric filter
03/17/1992US5097236 Parallel connection multi-stage band-pass filter
03/17/1992US5097231 Quasi-passive, non-radioactive receiver protector device
03/11/1992EP0474393A2 Single substrate microwave radar transceiver including flip-chip integrated circuits
03/10/1992US5095268 Tool for tuning microwave circuit within a closed housing
03/05/1992WO1992003887A1 Modular amplifier system for television distribution
03/04/1992WO1992004780A1 Ultra-small down-converter for satellite communication
03/04/1992WO1992004743A1 Microwave multi-stage amplifier
03/04/1992EP0473076A1 Microwave filter with lateral access
03/03/1992WO1992004742A1 Microwave circuit
03/03/1992US5093666 Lobing system
03/03/1992US5093640 Microstrip structure having contact pad compensation
02/1992
02/26/1992EP0472483A1 Bidirectional duplexer for polarised microwaves, particularly realised in monolithic technology on gallium arsenide
02/26/1992EP0472404A2 Liquid crystal-based composite material having enhanced microwave birefringence
02/26/1992EP0472403A2 Microwave phase modulation with liquid crystals
02/26/1992EP0472319A1 Tunable bandpass filter
02/26/1992EP0472087A2 Common node reactance network for a broadband cross beam lumped-element circulator
02/25/1992US5091730 Pulse radar and components therefor
02/20/1992WO1992002969A1 Split ring resonator bandpass filter with differential output
02/18/1992US5089716 Simplified driver for controlled flux ferrite phase shifter
02/16/1992CA2048537A1 Common node reactance network for a broadband cross beam lumped-element circulator
02/13/1992DE4025429A1 Hollow waveguide coupling with three axes of movement - has two end flanges bridged by intermediate waveguide sections and telescopic centre section
02/12/1992EP0470786A2 Electronic rotatable polarization antenna feed apparatus
02/12/1992EP0470730A2 Ultrasonic grinder system for ceramic filter and trimming method therefor
02/11/1992US5087902 Resonant frequency-temperature characteristics compensable high frequency circuit elemental device
02/11/1992US5087898 Integrated semiconductor active isolator circuit
02/11/1992US5087800 High frequency, large current, switch including a pressure-actuated current-carrying extensible bellows element
02/06/1992DE4124924A1 Filter with several linear EM- linked helical coils - has mobile coil bodies of metal and dielectric material with metal one opposite metal plate below coil
02/06/1992DE4024480A1 Frequency switching device using parallel filters - has inductance in coupling line section between common supply line and each filter
02/05/1992EP0468990A1 Generation of a high-frequency field in a useful volume
02/04/1992US5086329 Controlling transmission of microwave energy
02/04/1992US5086304 Flat phased array antenna
02/04/1992US5086301 Polarization converter application for accessing linearly polarized satellites with single- or dual-circularly polarized earth station antennas
02/04/1992CA1295382C Mode selective band pass filter
01/1992
01/29/1992EP0468801A2 Distributed constant circuit board using ceramic substrate material
01/29/1992EP0468757A2 Branching filter
01/29/1992EP0468662A2 Plural frequency matrix multiplexer
01/29/1992EP0468658A2 Microwave coupling apparatus
01/29/1992EP0468620A2 Dual band frequency reuse antenna
01/28/1992US5084684 Method of adjusting a frequency response in a three-conductor type filter device
01/28/1992CA2048009A1 Branching filter
01/22/1992EP0467818A1 Transition element between electromagnetic waveguides, especially between a circular waveguide and a coaxial waveguide