Patents for H01P 5 - Coupling devices of the waveguide type (11,303)
03/1981
03/24/1981US4258341 Feed forward passive coupling system and method
03/10/1981CA1097412A1 Microwave device for converting a wave guide structure into microstrip conductor structure
03/03/1981US4254386 Three-way, equal-phase combiner/divider network adapted for external isolation resistors
02/1981
02/17/1981US4251817 Microwave integrated circuit device for transmission/reception of a signal
02/17/1981US4251784 Apparatus for parallel combining an odd number of semiconductor devices
02/03/1981CA1095130A1 Solid state power combiner for transmitter
01/1981
01/28/1981EP0022990A1 Microstrip microwave balun
01/07/1981EP0021872A1 High frequency circuit block for simultaneously transmitting and receiving, transmitter-receiver for millimeter waves and radar using such a circuit block
12/1980
12/23/1980US4241352 Feed network scanning antenna employing rotating directional coupler
12/23/1980US4241348 Radar equipment for vehicles
12/23/1980US4241322 Compact microwave filter with dielectric resonator
12/23/1980US4240445 Electromagnetic energy coupler/receiver apparatus and method
12/16/1980US4240155 Diplexer and multiplexer
12/16/1980US4240052 Balun filter apparatus
12/16/1980US4240051 High frequency power combiner or power divider
11/1980
11/04/1980US4232401 Millimeter wave image guide integrated balanced mixer
11/04/1980CA1089022A1 Shaped antenna for energy distribution in a microwave cooking cavity
10/1980
10/28/1980US4231042 Hybrid mode waveguide and feedhorn antennas
10/28/1980US4231000 Antenna feed system for double polarization
10/01/1980EP0016695A1 Symmetrical mixer for millimeter waves and receiver using such a mixer
09/1980
09/23/1980US4224584 Directional microwave coupler
09/23/1980US4224512 Highly sensitive non-refrigerated radiation sensor
09/23/1980CA1086429A1 Stripline capacitor
09/17/1980EP0015838A1 Wide-band hyperfrequency mixer
09/16/1980US4223283 Two into three port phase shifting power divider
09/09/1980US4222056 Slot antenna lead connecting apparatus
09/09/1980CA1085472A1 Directional coupler
08/1980
08/26/1980US4219758 Traveling wave tube with non-reciprocal attenuating adjunct
08/20/1980EP0014620A1 Microwave circuit with coupled coplanar lines and device comprising such a circuit
08/12/1980US4217565 Hybrid T-junction switch
08/12/1980CA1083682A1 Coaxial-to-microstrip transition connector
08/05/1980US4216446 Quarter wave microstrip directional coupler having improved directivity
07/1980
07/29/1980CA1082782A1 Directional coupler
07/08/1980US4211987 Cavity excitation utilizing microstrip, strip, or slot line
07/08/1980US4211986 Strip line coupler having spaced ground plate for increased coupling characteristic
07/01/1980US4210880 Multiple branch-line wave guide coupler
06/1980
06/11/1980EP0012055A1 Microstrip monopulse primary feed and antenna using same
05/1980
05/27/1980CA1078235A1 Bidirectional guided mode optical film-fiber coupler
05/06/1980CA1077145A1 Coaxial balun with doubly balanced heterodyne converter
04/1980
04/29/1980US4200847 Rectangular branching filter having plurality of rod members for fine impedance matching
04/29/1980CA1076709A1 Electrical connector
03/1980
03/25/1980US4195271 Broad-band 180° phase shifter
03/25/1980CA1074408A1 Solid state power combiner
03/19/1980EP0008707A2 Directional coupler
03/11/1980US4193048 Balun transformer
02/1980
02/19/1980US4189684 Microwave power combiner
02/12/1980US4188595 Shielded surface wave transmission line
02/12/1980US4188590 Conical power combiner
02/12/1980CA1071720A1 Microwave configuration for enhancing reliability of multiple beam communications satellites
02/05/1980US4187470 Dielectric-loaded waveguide circulator for cryogenically cooled and cascaded maser waveguide structures
01/1980
01/29/1980US4186358 Adjustable coaxial line-to-microstrip line transition
01/29/1980US4186352 Signal converter apparatus
01/08/1980US4182996 Magnetic R.F. power splitter and power combiner
01/08/1980CA1069597A1 Stripline quadrature coupler
12/1979
12/11/1979US4178568 Stripline coupler having comb electrode in coupling region
11/1979
11/27/1979US4176322 Radio frequency lens
11/13/1979US4174507 Four-port magic tee having cavity structure at fourth port
09/1979
09/19/1979EP0004228A2 Microwave directional coupler, and microwave device making use of integrated circuits comprising such a couplet
09/18/1979US4168479 Millimeter wave MIC diplexer
09/18/1979US4168478 Apparatus for separating electrical signals of different frequencies
09/11/1979US4167714 Constant impedance transmission line routing network
09/11/1979CA1062344A1 Non-contacting radio frequency power coupler for relative linear motion
08/1979
08/28/1979US4165949 High efficiency split flow turbine for compressible fluids
08/21/1979CA1060961A1 Matching pad for coaxial transmission lines
08/08/1979EP0003450A1 Measuring device for the field of hyperfrequencies and generator comprising such a device
08/07/1979US4163955 Cylindrical mode power divider/combiner with isolation
07/1979
07/24/1979US4162458 TM coaxial cavity oscillator and power combiner
07/10/1979US4160961 Printed wiring board mounting and interconnection of coaxial cable transformers and the like
06/1979
06/19/1979CA1056921A1 Coaxial impedance transducer pad
06/05/1979US4157516 Wave guide to microstrip transition
05/1979
05/22/1979US4156212 Combiner system
04/1979
04/17/1979US4150420 Electrical connector
04/17/1979US4150345 Microstrip coupler having increased coupling area
04/17/1979CA1052873A1 Wide band hybrid ring
04/03/1979US4147912 Shaped antenna for energy distribution in a microwave cooking cavity
03/1979
03/27/1979US4146896 180° Phase shifter for microwaves supplied to a load such as a radiating element
03/13/1979US4144506 Coaxial line to double ridge waveguide transition
02/1979
02/13/1979US4139828 Transition device between a coaxial line and a wave-guide
02/13/1979US4139827 High directivity TEM mode strip line coupler and method of making same
01/1979
01/16/1979US4135170 Junction between two microwave transmission lines of different field structures
01/09/1979US4134086 Wave guide connection
12/1978
12/12/1978US4129839 Radio frequency energy combiner or divider
12/12/1978CA1044337A1 Microwave power applicator
12/05/1978CA1043877A1 N-way power divider with remote isolating resistors
11/1978
11/28/1978US4127832 Directional coupler
11/28/1978US4127831 Branch line directional coupler having an impedance matching network connected to a port
11/28/1978US4127829 Fail-safe power combining and switching network
11/14/1978US4125810 Broadband high frequency baluns and mixer
11/14/1978US4125308 Transitional RF connector
11/07/1978US4124823 Microwave coupler
10/1978
10/31/1978US4123730 Slot transmission line coupling technique using a capacitor
10/24/1978US4122406 Microwave hybrid polarizer
10/24/1978CA1041187A1 Slot transmission line coupling technique using a capacitor
10/10/1978US4119931 Transmission line switch
10/03/1978US4118670 Image phased and idler frequency controlled mixer formed on an integrated circuit dielectric substrate
09/1978
09/26/1978US4117423 Dual mode multiphase power divider
09/19/1978US4115749 Microwave hybrid phase matching spacer
09/12/1978US4114120 Stripline capacitor
09/05/1978US4112293 Optical fiber data transmission system
08/1978
08/29/1978US4110716 D.C. block connectors