Patents for H01P 5 - Coupling devices of the waveguide type (11,303) |
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07/12/1988 | US4757285 Filter for short electromagnetic waves formed as a comb line or interdigital line filters |
07/12/1988 | US4757284 Dielectric filter of interdigital line type |
07/12/1988 | CA1239222A1 Grooved horn radiator with mode coupler |
07/05/1988 | US4755777 Variable power divider |
07/05/1988 | US4755775 Microwave balun for mixers and modulators |
07/05/1988 | US4755760 Device for combining two alternating signals of the same frequency |
06/28/1988 | US4754241 3dB directional coupler |
06/28/1988 | US4754239 Waveguide to stripline transition assembly |
06/28/1988 | CA1238720A1 Transistor devices for microwave oscillator elements |
06/28/1988 | CA1238713A1 Antenna feed network |
06/22/1988 | EP0271505A1 Power divider/combiner circuit. |
06/21/1988 | CA1238378A1 Sampling circuit for microwave signals |
06/21/1988 | CA1238377A1 Receiving arrangement for hf signals |
06/15/1988 | EP0271458A2 Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines |
06/15/1988 | EP0136341B1 Coaxial line to waveguide adapter |
06/07/1988 | US4749969 180° hybrid tee |
06/07/1988 | CA1237792A1 Coaxial cable connector |
06/01/1988 | EP0165247B1 Microwave power combiner |
06/01/1988 | DE3640937A1 Microwave power divider |
05/31/1988 | US4747786 Coaxial cable connector |
05/31/1988 | CA1237521A1 Microwave pulse source |
05/25/1988 | EP0268062A1 Antiphase transmitter |
05/24/1988 | US4746883 Evanescent mode microwave bandpass filter with a rotatable crank shape coupling antenna |
05/17/1988 | US4745377 Microstrip to dielectric waveguide transition |
05/11/1988 | DE3637267A1 Waveguide adaptor |
05/10/1988 | US4743918 Antenna comprising a device for excitation of a waveguide in the circular mode |
05/10/1988 | US4743915 Four-horn radiating modules with integral power divider/supply network |
05/03/1988 | US4742571 Coupling device between a metal wave guide, a dielectric wave guide and a semiconductor component and a mixer using this coupling device |
05/03/1988 | CA1236178A1 Power amplifying apparatus |
04/26/1988 | US4740764 Pressure sealed waveguide to coaxial line connection |
04/20/1988 | EP0263991A2 Multi-stage power divider |
04/19/1988 | US4739519 Coplanar microwave balun, multiplexer and mixer assemblies |
04/19/1988 | US4739289 Microstrip balun having improved bandwidth |
04/12/1988 | US4737797 Microstrip balun-antenna apparatus |
04/12/1988 | US4737740 Discontinuous-taper directional coupler |
04/05/1988 | US4736165 Distortion generating circuit |
03/30/1988 | EP0261634A1 Tunable band filter |
03/30/1988 | EP0261147A1 Wideband short slot hybrid coupler. |
03/30/1988 | EP0261121A1 A method for manufacturing a wave-guide section providing a continuous transition and a microwave antenna using this wave-guide section |
03/29/1988 | US4734667 Arrangement for coupling waveguide modes between two waveguides via a semiconductor element |
03/29/1988 | US4734661 Coax to slab line connector and programmable attenuator using the same |
03/29/1988 | US4734660 Microwave device |
03/29/1988 | CA1234621A1 Crossover traveling wave feed |
03/22/1988 | US4733202 Coupling device between an electromagnetic surface wave line and an external microstrip line |
03/08/1988 | US4730224 For transferring signals between processing circuits |
03/02/1988 | EP0257881A2 Slotted waveguide antenna and array |
03/01/1988 | CA1233532A1 Microstrip circuit |
02/24/1988 | EP0256511A2 Directional coupler |
02/23/1988 | US4727342 Dielectric resonator |
02/23/1988 | CA1233206A1 Ultrahigh-frequency switch |
02/16/1988 | US4725797 Microwave directional filter with quasi-elliptic response |
02/16/1988 | US4725793 Waveguide-microstrip line converter |
02/16/1988 | US4725792 Wideband balun realized by equal-power divider and short circuit stubs |
02/09/1988 | US4724409 Microwave circuit package connector |
02/04/1988 | DE3628435C1 Switchable 0 DEG /180 DEG phase shifter |
02/03/1988 | EP0255068A1 Filter for short electromagnetic waves having the shape of comb filters or interdigital filters |
02/02/1988 | US4723307 Simplified phase-controlled television broadcast switching circuit and three-position coaxial LC phase shifter therefor |
01/26/1988 | US4721959 Monopulse comparator formed in a milled channel plate structure |
01/26/1988 | US4721930 Suspension and drive system for a mechanical RF energy power divider intended for spacecraft applications |
01/26/1988 | US4721929 Multi-stage power divider |
01/20/1988 | CN87103632A Combined up and down feed network for a communication satellite antenna |
01/19/1988 | US4720691 Compact waveguide apparatus acting as a magic T |
01/19/1988 | US4720677 R. F. triaxial directional bridge |
01/19/1988 | US4719699 In the construction of a balun |
01/14/1988 | WO1986003891A3 A compound dielectric multi-conductor transmission line and devices constructed therefrom |
01/13/1988 | EP0252269A1 Conversion device |
01/13/1988 | EP0252114A1 Non-reactive radial line power divider/combiner with integral mode filters. |
01/07/1988 | EP0250543A1 Hybrid power combiner and amplitude controller |
12/29/1987 | US4716387 Waveguide-microstrip line converter |
12/29/1987 | US4716386 Waveguide to stripline transition |
12/29/1987 | US4716382 Microwave amplifying apparatus |
12/16/1987 | EP0249310A1 Waveguide to stripline transition |
12/09/1987 | CN87102309A Wide-band short slot hybrid coupler |
12/03/1987 | WO1987007439A1 Combined uplink and downlink satellite antenna feed network |
12/03/1987 | WO1987007438A1 Power divider/combiner circuit |
12/03/1987 | DE3618159A1 Transmission/reception directional filter (T/R cell) |
12/02/1987 | EP0247794A2 Matching asymmetrical discontinuities in transmission lines |
12/02/1987 | EP0247454A1 Broadbanded microstrip antenna having series-broadbanding capacitance integral with feedline connection |
12/02/1987 | EP0247391A2 Fluid-tight microwave coupling device |
12/02/1987 | EP0247228A2 Signal polarization rotator |
12/02/1987 | CN87103210A Short channel waveguide mixing coupler of changeable multi-power levels |
12/01/1987 | USH392 Microwave waveguide manifold and method |
12/01/1987 | CA1229890A1 Transition between a continuous and a corrugated circular waveguides for efficient launch of signals in two frequency bands |
11/25/1987 | CN87103472A Microstrip transmission line for coupling to a dielectric resonator |
11/19/1987 | EP0245890A2 Microstrip transmission line for coupling to a dielectric resonator |
11/17/1987 | US4707668 Method and apparatus for transferring and injecting rf energy from a generator to a resonant load |
11/17/1987 | CA1229388A1 Radio frequency power divider/combiner networks |
11/10/1987 | US4706049 Dual adjacent directional filters/combiners |
11/10/1987 | CA1229162A1 Flared microwave feed horns and waveguide transitions |
11/10/1987 | CA1229161A1 Waveguide antenna output for a high-frequency planar antenna comprising an array of radiating or receiving elements and a system for transmitting or receiving high-frequency signals comprising a planar antenna having such an antenna output |
11/05/1987 | WO1987006770A1 Switchable multi-power-level short slot waveguide hybrid coupler |
11/03/1987 | US4704611 Electronic tracking system for microwave antennas |
11/03/1987 | US4704590 Device for coupling microwave energy |
11/03/1987 | US4704589 Compact waveguide power divider with multiple isolated outputs |
10/27/1987 | US4703291 Dielectric filter for use in a microwave integrated circuit |
10/20/1987 | US4701723 Connection construction for electronic component |
10/14/1987 | EP0240543A1 Phase compensated hybrid coupler. |
10/13/1987 | US4700154 Polarization separating filter for hyper frequency structures |
10/13/1987 | US4700152 Non-contacting signal coupling device |
10/13/1987 | US4700145 Radially fed microwave signal combiner/distributor apparatus |