Patents for H01P 1 - Auxiliary devices (25,484)
05/1979
05/29/1979US4156857 Method of reducing spurious signal generation in passive microwave components
05/22/1979US4156215 Coaxial microwave attenuator having conical radial line absorbing members
05/22/1979US4156213 Wide-band circular polarizer
05/15/1979US4155058 Millimetric wave high-pass filter
05/15/1979US4155053 Enhanced coupling in ferrimagnetic microwave devices
05/15/1979US4153994 Ninety degree phase stepper
05/08/1979US4153888 Low loss microwave switch
05/08/1979US4153886 Ninety degree phase stepper
05/08/1979US4153885 Microwave equalizer with coaxial cable resonant stubs
05/01/1979US4152681 Method and device for simplified connection of two circular wave guides
05/01/1979US4152677 Wide band microwave isolators
05/01/1979US4152676 Electromagnetic signal processor forming localized regions of magnetic wave energy in gyro-magnetic material
04/1979
04/24/1979US4151494 Electrical filter
04/24/1979US4151489 Waveguide switch having four ports and three connecting states
04/17/1979US4150348 Magnetic latching coaxial switch
04/17/1979CA1052514A1 Means for centering and securing, and process for producing same
04/03/1979US4147998 Beam lead rod assembly
04/03/1979US4147980 Redundant rf system for space application
04/03/1979CA1051984A1 Waveguide circulators
03/1979
03/27/1979US4146896 180° Phase shifter for microwaves supplied to a load such as a radiating element
03/27/1979US4146854 Embedded in an organic polymer
03/20/1979US4145673 Multiplexer for millimetric waves
03/20/1979US4145672 Microwave ferrite circulator having dielectric tube for housing circulator elements
03/06/1979US4143344 Microwave band-pass filter provided with dielectric resonator
03/06/1979US4143342 Micro-circuit arrangements
03/06/1979CA1050127A1 Low insertion loss waveguide filter
02/1979
02/27/1979US4142164 Dielectric resonator of improved type
02/20/1979US4141015 Conical horn antenna having a mode generator
02/20/1979US4141013 Integrated circularly polarized horn antenna
02/20/1979US4140985 Stub-tuner for a hyperfrequency coaxial line operating at high energy levels
02/13/1979US4139828 Transition device between a coaxial line and a wave-guide
02/06/1979US4138652 Dielectric resonator capable of suppressing spurious mode
02/06/1979US4138637 Attenuator with compensation of impedance errors
01/1979
01/30/1979US4137501 Noise suppression device
01/23/1979US4136320 Method of constructing dielectric resonator unit and dielectric resonator unit produced thereby
01/16/1979US4135169 Quartz cylinder filled with a halogen gas
01/16/1979US4135133 Dual mode filter
01/02/1979US4132965 Band-pass filter constructed from concentrically arranged coaxial resonator cavities
01/02/1979US4131987 Method of producing a microwave filter comprising a body of gyromagnetic material and a source of a prepolarizing magnetic field whose resonant frequency is a predetermined function of the temperature
12/1978
12/19/1978CA1044773A1 Waveguide of plastic with internal metal coating
12/12/1978US4129842 U-shaped microstrip resonant circuit
12/12/1978US4129840 Array of directional filters
12/12/1978US4129838 Switching arrangements
11/1978
11/28/1978US4127834 Temperature compensating apparatus for microwave oscillators and the like
11/28/1978US4127830 Microstrip switch wherein diodes are formed in single semiconductor body
11/28/1978US4127829 Fail-safe power combining and switching network
11/21/1978US4126835 Balanced phase septum polarizer
11/21/1978US4126824 Progressively shorted tapered resistance device
11/14/1978CA1042522A1 Monolithic reciprocal latching ferrite phase shifter
11/07/1978US4124830 Waveguide filter employing dielectric resonators
10/1978
10/31/1978CA1041619A1 Adjustable interdigital microwave filter
10/24/1978US4122418 Composite resonator
10/24/1978US4122406 Microwave hybrid polarizer
10/17/1978US4121181 Electrical branching filter
10/10/1978US4119932 Linear polarization selective screen
10/10/1978US4119931 Transmission line switch
10/03/1978US4118112 Method for reducing power dissipation in tapered resistor devices
10/03/1978CA1039820A1 Precise coaxial attenuator for picosecond pulses
09/1978
09/26/1978US4117494 Antenna coupling network with element pattern shift
09/26/1978US4117426 Multiple channel rotary joint
09/26/1978US4117425 Microwave step attenuator
09/26/1978US4117423 Dual mode multiphase power divider
09/26/1978CA1039369A1 Ferrite circulator
09/19/1978CA1038943A1 Interspersed double winding helical resonator with connections to cavity
09/12/1978US4114121 Apparatus and methods for launching and screening electromagnetic waves in the dipole mode
09/12/1978US4114120 Stripline capacitor
09/12/1978CA1038431A1 Switching device for switching signals of very high and ultrahigh frequencies
09/05/1978US4112398 Temperature compensated microwave filter
09/05/1978CA1038003A1 Co-axial cable switch for high frequency signals
08/1978
08/29/1978US4110716 D.C. block connectors
08/29/1978US4110715 Broadband high pass microwave filter
08/29/1978US4110710 Microwave bank branching arrangements
08/29/1978US4110709 Apparatus for coupling microwave energy from two oscillators to a common transmission line
08/15/1978US4107634 Detent mechanism especially for microwave drum attenuator
08/15/1978US4107633 Broadband microwave card attenuator
08/15/1978US4107632 Attenuator element
08/08/1978US4105960 Broad-band continuously variable attenuator
08/08/1978US4105959 Amplitude balanced diode phase shifter
08/01/1978US4104600 Integrated absorptive power line filters
07/1978
07/25/1978US4103264 Wave filter and process for making same
07/25/1978US4103262 Dual channel transmission of microwave power through an interface of relative rotation
07/18/1978US4101900 Modified t-bar fed slot antenna
07/18/1978US4101850 Uhf isolator using stacked conductor sheets
07/11/1978US4100516 Microwave circuit having grounding structure
07/11/1978US4100514 Broadband microwave polarizer device
07/11/1978US4100504 Band rejection filter having integrated impedance inverter-tune cavity configuration
07/04/1978US4099145 Microwave mode transducer
07/04/1978US4099042 Applicator for applying microwaves
06/1978
06/27/1978US4097826 Insular waveguide ring resonator filter
06/20/1978US4096457 Low pass harmonic absorber
05/1978
05/23/1978US4091344 Microwave multiplexer having resonant circuits connected in series with comb-line bandpass filters
05/23/1978US4091343 Insular waveguide directional coupler
05/09/1978US4088970 Phase shifter and polarization switch
04/1978
04/25/1978US4086548 Switchable attenuator assembly and method of assembling same
04/25/1978US4086547 Switchable attenuator
04/25/1978US4086546 Universal attenuator
04/18/1978US4085390 Symmetrical stripline package
03/1978
03/28/1978US4081767 Double-stub transmission line elements in communication networks
03/21/1978US4080601 Radio frequency filter network having bandpass and bandreject characteristics
03/21/1978US4080579 Stripline four port hybrid junction