| Patents for H01P 5 - Coupling devices of the waveguide type (11,303) |
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| 08/10/1993 | CA1321248C Device for transmitting wideband information and/or instructions between an element moving in a plane and a control station |
| 08/03/1993 | US5233318 Cm type directional coupler |
| 07/22/1993 | WO1993014532A1 Dielectric filter construction |
| 07/21/1993 | EP0551556A1 Low loss, broadband stripline-to-microstrip transition |
| 07/20/1993 | US5230093 Transmitter filter with integral directional coupler for cellular telephones |
| 07/20/1993 | US5229728 Integrated waveguide combiner |
| 07/20/1993 | US5229599 Amplifying circuit arrangement with a signal source having a hi-ohmic output impedance |
| 07/16/1993 | CA2067001A1 Low loss, broadband stripline-to-microstrip transition |
| 07/13/1993 | US5227744 Transition element between electromagnetic waveguides, notably between a circular waveguide and a coaxial waveguide |
| 07/08/1993 | WO1993013569A1 Coupling device with a variable coupling factor for coupling a coaxial supply line to a cavity resonator |
| 07/07/1993 | CA2085651A1 Adjustable waveguide branch, and directional coupler |
| 07/06/1993 | US5225797 Dielectric waveguide-to-coplanar transmission line transitions |
| 07/06/1993 | CA1319963C Equal power amplifier system for active phase array antenna and method of arranging same |
| 07/01/1993 | DE4142219A1 Koppelvorrichtung mit variablem koppelfaktor zur ankopplung einer koaxialen speiseleitung an einen hohlraumresonator Coupling device with variable coupling factor for the coupling of a coaxial feed line to a cavity resonator |
| 06/29/1993 | US5224218 Microwave device |
| 06/29/1993 | US5223809 Signal isolating microwave splitters/combiners |
| 06/27/1993 | WO1993013044A1 Higher aldehyde separation process |
| 06/27/1993 | CA2126749A1 Higher aldehyde separation process |
| 06/17/1993 | DE4241148A1 Directional coupler with stripline electrodes on stacked substrates - has multilayer chip structure with external electrodes connected to ends of quarter-wavelength series stripline combination |
| 06/17/1993 | DE4140975A1 Amplifier circuitry for optical receiver |
| 06/09/1993 | EP0545289A1 Coaxial microstrip line transducer |
| 06/08/1993 | US5218368 Array antenna with radiation elements and amplifiers mounted on same insulating film |
| 06/08/1993 | US5218327 Variable/switchable coupler |
| 06/08/1993 | US5218322 Solid state microwave power amplifier module |
| 06/03/1993 | DE4239990A1 Chip type directional coupler - has number of substrates with electrode films stacked together and produced of sintered ceramic |
| 06/01/1993 | US5216432 Dual mode/dual band feed structure |
| 05/26/1993 | EP0543509A2 Polarization agility in an RF radiator module for use in a phased array |
| 05/26/1993 | EP0543218A1 Flanges and bodies for microwave waveguides components |
| 05/26/1993 | EP0543033A1 A connecting arrangement for providing a releasable connection between two striplines |
| 05/26/1993 | EP0542917A1 Split ring resonator bandpass filter with differential output |
| 05/25/1993 | US5214394 High efficiency bi-directional spatial power combiner amplifier |
| 05/21/1993 | CA2081998A1 Polarization agility in an rf radiator module for use in a phased array |
| 05/18/1993 | US5212815 Radio equipment directional coupler |
| 05/18/1993 | US5212462 Stripline microwave module having means for contactless coupling between signal lines on different planar levels |
| 05/18/1993 | US5212461 Orthomode transducer between a circular waveguide and a coaxial cable |
| 05/13/1993 | WO1993009575A1 High-temperature superconductor-dielectric resonator |
| 05/12/1993 | EP0261147B1 Wideband short slot hybrid coupler |
| 05/11/1993 | US5210465 Magnetron having an tm01 output coupling probe passing through a coupling iris |
| 05/05/1993 | EP0540286A1 High-frequency power divider and combiner |
| 05/05/1993 | EP0539956A1 Coaxial to microstrip transition |
| 05/04/1993 | US5208566 Dielectric filter having adjacently-positioned resonators of dissimilar cross-sectional dimensions and notched side surface |
| 05/04/1993 | US5208563 Radio frequency circuit |
| 05/04/1993 | US5208537 Method for matching antennas in a nuclear magnetic resonance imaging apparatus |
| 05/01/1993 | CA2081386A1 Coaxial to microstrip transition |
| 04/28/1993 | EP0539133A1 A transformer |
| 04/27/1993 | US5206611 N-way microwave power divider |
| 04/27/1993 | US5206607 Input matching circuit |
| 04/13/1993 | US5202654 Multi-stage monolithic ceramic bandstop filter with isolated filter stages |
| 04/13/1993 | US5202650 Matched spurious mode attenuator and transition for circular overmoded waveguide |
| 04/13/1993 | US5202649 Microwave integrated circuit device having impedance matching |
| 04/13/1993 | US5202648 Hermetic waveguide-to-microstrip transition module |
| 04/13/1993 | CA1316228C Plural plane waveguide coupler |
| 04/06/1993 | US5200719 Impedance-matching coupler |
| 03/31/1993 | EP0534826A1 Device for in situ ultra-high frequency broadband testing |
| 03/31/1993 | EP0534796A1 Broadband microstrip to slotline transition |
| 03/31/1993 | EP0534790A2 Waveguide converter for transmitting input radio waves |
| 03/30/1993 | US5198787 Waveguide for dividing and combining microwaves |
| 03/30/1993 | US5198786 Waveguide transition circuit |
| 03/24/1993 | EP0533185A1 Waveguide filter with coaxial/waveguide mode conversion |
| 03/23/1993 | US5196812 Compact n-way waveguide power divider |
| 03/23/1993 | US5196596 Higher aldehyde separation process |
| 03/16/1993 | US5194835 Energy coupling device |
| 03/16/1993 | US5194833 Airbridge compensated microwave conductors |
| 03/04/1993 | WO1993005543A1 Radio equipment directional coupler |
| 03/04/1993 | DE4128334A1 Planar type microwave circuit, esp. amplifier circuit - has low resistance micro-strip lines and high resistance coplanar lines, with coplanar line conductor track fed via ground line |
| 03/02/1993 | US5191352 Radio frequency apparatus |
| 03/02/1993 | US5191304 Bandstop filter having symmetrically altered or compensated quarter wavelength transmission line sections |
| 02/16/1993 | US5187447 Combiner/divider networks |
| 02/10/1993 | EP0526643A1 Antenna device |
| 02/09/1993 | US5185046 Method for non-destructive estimation of waveguide directional coupler dimensions |
| 02/03/1993 | EP0525810A1 A constant impedance transition between transmission structures of different dimensions |
| 02/02/1993 | US5184095 Constant impedance transition between transmission structures of different dimensions |
| 01/23/1993 | WO1993002484A1 Multi-stage monolithic ceramic bandstop filter with isolated filter stages |
| 01/23/1993 | WO1993002483A1 Dielectric block filter with included shielded transmission line inductors |
| 01/23/1993 | CA2089547A1 Dielectric block filter with included shielded transmission line inductors |
| 01/21/1993 | WO1993001627A1 Tunable matching network |
| 01/21/1993 | CA2112819A1 Tunable matching network |
| 01/20/1993 | EP0524001A1 Multi-port microwave coupler |
| 01/20/1993 | EP0524000A1 Multi-port microwave coupler |
| 01/19/1993 | CA2073793A1 Multi-port microwave coupler |
| 01/19/1993 | CA1312930C Multichannel combiner/divider |
| 01/13/1993 | EP0522524A1 Microwave hybrid directional coupler with concentrated constants and quadrature outputs |
| 01/13/1993 | EP0522300A2 Arrangement for coupling microwave energy |
| 01/11/1993 | CA2073391A1 Arrangement for coupling in of microwave energy |
| 01/07/1993 | DE4121273A1 Amplifier circuitry for optical receiver |
| 01/05/1993 | US5177452 Stabilized circuit of high output power transistor for microwave and milliwave |
| 12/30/1992 | EP0520501A2 Compact N-way waveguide power divider |
| 12/30/1992 | EP0520308A2 Amplifying circuit device |
| 12/29/1992 | US5175521 Miniature dynamically tunable microwave and millimeter wave device |
| 12/28/1992 | CA2072392A1 Compact n-way waveguide power divider |
| 12/24/1992 | DE4120625A1 Attenuation adjustment appts. for high frequency lines e.g. load distributor of C-band antenna - has branch section and apertures in conducting surfaces layers sized to determine attenuation level |
| 12/23/1992 | CN2125878U Converter for square-waveguide and circular-wavequide |
| 12/23/1992 | CN1067343A Decametric wave coupling device between two unbalanced lines and balanced line |
| 12/22/1992 | US5173672 Dielectric block filter with included shielded transmission line inductors |
| 12/22/1992 | US5173666 Microstrip-to-inverted-microstrip transition |
| 12/22/1992 | US5173640 Apparatus for the production of a regular microwave field |
| 12/16/1992 | EP0518423A1 Microstrip coupler with maximal directivity |
| 12/16/1992 | EP0518310A1 High-frequency power divider/combiner circuit |
| 12/16/1992 | EP0240543B1 Phase compensated hybrid coupler |
| 12/15/1992 | US5172082 For high frequency signals |