Patents for H01P 1 - Auxiliary devices (25,484)
10/1984
10/09/1984US4476446 Impedance matching network for field effect transistor
10/03/1984EP0120042A1 Microwave variable attenuator
10/02/1984CA1175547A1 Volume magnetostatic wave device
09/1984
09/25/1984US4473807 For an electrical filter
09/25/1984US4473806 Reversible electrodeposition switching device
09/18/1984US4472721 Broadband corrugated horn radiator
09/18/1984US4472695 Band pass filter tunable to a predetermined number of discrete frequencies spread over a broad frequency band
09/18/1984US4472692 Tunable selective device using magnetostatic bulk waves
09/18/1984US4472691 Power divider/combiner circuit as for use in a switching matrix
09/18/1984US4472690 Universal transistor characteristic matching apparatus
09/18/1984CA1174760A1 Multimode ultrahigh-frequency source comprising a profiled obstacle
09/12/1984EP0117879A1 Switchable fourport network
09/11/1984US4471330 Digital phase bit for microwave operation
09/11/1984US4471329 Microwave circuit component for superhigh-frequency signals
09/11/1984CA1174304A1 Coaxial cable low frequency band-pass filter
09/05/1984EP0117804A1 Manufacturing method of a microwave cavity, and cavity obtained thereby
09/05/1984EP0117778A1 Hyperfrequency load with conductive liquid for high power generator
09/05/1984EP0117676A2 Microwave filter
09/05/1984EP0117434A1 Hybrid microwave subsystem
08/1984
08/30/1984WO1984003392A1 Circulator having an image magnet
08/29/1984EP0117178A1 Microwave filter with line-shaped resonators
08/28/1984US4468644 In the microwave range
08/28/1984US4468643 Magnetic circuit adjustable by tapered screws
08/22/1984EP0116418A2 Multi-port, multi-frequency microwave combiner
08/21/1984US4467296 Integrated electronic controlled diode filter microwave networks
08/21/1984US4467294 Waveguide apparatus and method for dual polarized and dual frequency signals
08/21/1984US4467292 Millimeter-wave phase shifting device
08/14/1984US4465989 Temperature-stabilized microwave filter
08/07/1984US4464640 Distribution constant type filter
08/07/1984CA1172353A1 Polarization rotatable antenna feed
07/1984
07/31/1984CA1171927A1 Multiport radio frequency signal combiner
07/25/1984EP0114140A1 Tunable microwave filter with TM010 mode dielectric resonators
07/25/1984EP0113901A2 Mode filter
07/17/1984US4460879 Variable tuning device
07/17/1984US4460878 Tunable resonator and an ultrahigh-frequency circuit comprising at least one such resonator
07/10/1984US4459571 Varactor-tuned helical resonator filter
07/10/1984US4459570 Ultra-high frequency filter with a dielectric resonator tunable in a large band width
07/10/1984US4459567 Dielectric waveguide ferrite resonance isolator
07/04/1984EP0112328A1 Microwave filter structure.
07/04/1984EP0037421B1 Thin film structure for ceramic substrates
07/03/1984US4458223 Microwave window assembly having cooling means
07/03/1984US4458219 Variable phase shifter
07/03/1984US4458218 Dielectric waveguide reciprocal ferrite phase shifter
07/03/1984US4458217 Slot-coupled microwave diplexer and coupler therefor
07/03/1984US4457464 Method of fixing a ferrite to a metal piece
07/03/1984CA1170320A1 Helical resonator filter with dielectric apertures
06/1984
06/26/1984US4456894 Distributed-constant resistance for use as a high dissipation load at hyperfrequencies
06/26/1984US4456888 Radio frequency network having plural electrically interconnected field effect transistor cells
06/19/1984US4455638 RF Radial choke for use in record playback apparatus
06/19/1984US4455540 Band pass filter with linear resonators open at both their extremities
06/19/1984US4455448 Housing for microwave electronic devices
06/13/1984EP0110324A1 Microwave receiving apparatus using a waveguide filter
06/12/1984US4454489 Temperature stabilized microwave cavities
06/12/1984US4453802 Evanescent-wave coupling device
06/12/1984CA1256517B Polarized signal receiver system
06/12/1984CA1169130A1 Polarized signal receiver system
06/05/1984US4453146 Dual-mode dielectric loaded cavity filter with nonadjacent mode couplings
06/05/1984CA1168718A1 Miniature dual-mode, dielectric-loaded cavity filter
05/1984
05/30/1984EP0109895A1 Coaxial high-frequency termination, isolator in the triplate technique embodying such a termination, and use of such an isolator
05/30/1984EP0109714A1 Magnetic circuit for a YIG sphere resonator of an oscillator
05/30/1984EP0058283B1 Microwave ferrite device and application of the said device
05/22/1984US4450422 Electronic filter devices
05/22/1984US4450421 Dielectric filter
05/22/1984US4450419 Monolithic reflection phase shifter
05/16/1984EP0108693A1 High-power rotating joint for a double-waveband antenna
05/15/1984US4449128 Radio frequency transmitter coupling circuit
05/15/1984US4449108 Band-stop filter for VHF-UHF band
05/15/1984US4448000 High temperature ultra-high vacuum infrared window seal
05/09/1984EP0108003A1 Double strip line resonators and filter using such resonators
05/08/1984US4447793 Rotary actuators
05/01/1984US4446448 Biasing magnet holder-tuning cap for dielectric waveguide circulator
05/01/1984US4446388 Microwave phase discriminator
05/01/1984US4446349 Microwave phase shifting device
04/1984
04/25/1984EP0105963A1 Polarization transformer
04/24/1984US4445100 Coupling block assembly with band-reject filter
04/24/1984US4445099 Digital gyromagnetic phase shifter
04/24/1984US4445098 Method and apparatus for fast-switching dual-toroid microwave phase shifter
04/17/1984US4443800 Polarization control element for phased array antennas
04/12/1984WO1984001473A1 Microwave variable attenuator
04/12/1984WO1984001472A1 Millimeter-wave phase shifting device
04/10/1984CA1165401A1 Receive only earth satellite ground station
04/04/1984EP0104735A2 Electromagnetic filter with multiple resonant cavities
04/03/1984US4441089 Change-over switch for coaxial conductors
04/03/1984CA1164966A1 Suspended microstrip circuit for the propagation of an odd-wave mode
03/1984
03/27/1984US4439747 Method for improving selectivity in cylindrical TE011 filters by TE211 /TE311 mode control
03/20/1984US4438415 Digital programmable attenuator
03/20/1984US4438394 Capacitively-coupled inductive sensor
03/20/1984US4438367 High power radio frequency attenuation device
03/20/1984CA1164088A1 Antenna feeder system
03/13/1984US4437076 Coaxial filter having a plurality of resonators each having a bottomed cylinder
03/13/1984US4437074 Ultrahigh-frequency transmission line of the three-plate air type and uses thereof
03/07/1984EP0102127A2 R.F. circuit arrangement
03/07/1984EP0101941A2 High speed high power step attenuator method and apparatus
03/06/1984US4435689 Broadband slow wave structure attenuator
03/06/1984CA1163334A1 Magnetostatic wave device containing attenuation means and the way of making it
03/06/1984CA1163333A1 Magnetostatic-wave device comprising a conducting- strip exchange structure
02/1984
02/29/1984EP0101531A2 Microwave branching system with an auxiliary transmitter or receiver
02/28/1984US4434426 Phased array element with polarization control
02/28/1984US4434409 Dielectric waveguide phase shifter
02/22/1984EP0101369A1 Band-pass filter with dielectric resonators presenting negative coupling between resonators