Patents for H01P 1 - Auxiliary devices (25,484) |
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01/24/1995 | US5384558 Radio-frequency integrated circuit device having adjustable matching circuit |
01/24/1995 | US5384557 Polarization separator and waveguide-microstrip line mode transformer for microwave apparatus |
01/24/1995 | US5384556 Microwave circulator apparatus and method |
01/24/1995 | CA2034994C Low loss 360 degree x-band analog phase shifter |
01/19/1995 | DE4322992A1 Transmission and/or reception system with optimised polarisation conversion |
01/17/1995 | US5382932 Electronic components and systems using coaxial cable |
01/17/1995 | US5382931 Waveguide filters having a layered dielectric structure |
01/17/1995 | US5382927 Band-pass filter having two looped-shaped electrodes |
01/17/1995 | US5382926 Multiple bit loaded line phase shifter |
01/12/1995 | WO1995001659A1 Non-reciprocal circuit element |
01/12/1995 | WO1995001658A1 Tunable resonator for microwave oscillators and filters |
01/11/1995 | EP0633621A1 Antenna-filter-combiner |
01/10/1995 | US5381118 Dual-mode cavity filter having input and output coupling irises |
01/10/1995 | US5380962 High-power RF switch |
01/10/1995 | CA2037516C Modular resonant cavity, modular dielectric notch resonator and modular dielectric notch filter |
01/10/1995 | CA2036108C Microwave coupling arrangement |
01/05/1995 | DE4321056A1 Microwave circuit |
01/04/1995 | EP0632525A1 Circular-to-linear polarized wave transducer integrated with a horn |
01/04/1995 | EP0632516A1 Dielectric filter |
01/04/1995 | CN1097082A Multi-plate type high frequency parallel strip-line cable comprising circuit device part integratedly formed in dielectric body of the cable |
01/03/1995 | USH1408 Microwave circulator with a planar, biasing, permanent magnet |
01/03/1995 | US5379354 Intensity dividing multimode wave guide device for producing intensity distribution maxima |
01/03/1995 | US5379018 High temperature superconductor magnetic-switch |
01/03/1995 | US5379012 Dielectric filter device |
01/03/1995 | US5379011 Surface mount ceramic filter duplexer having reduced input/output coupling and adjustable high-side transmission zeroes |
01/03/1995 | US5379009 Active-type band-pass filter |
01/03/1995 | US5379007 Reflection phase shifter and multiple bit phase shifter |
01/03/1995 | US5379004 High frequency-use non-reciprocal circuit element |
12/28/1994 | EP0423114B1 Microwave multiplexer with multimode filter |
12/27/1994 | US5376908 Interdigital strip line filter having a plurality of different width resonant electrodes |
12/27/1994 | US5376903 Method for the compression of pulses, notably in microwave transmission |
12/27/1994 | US5376902 Interconnection structure for crosstalk reduction to improve off-chip selectivity |
12/22/1994 | DE4315259C1 Contactless (non-contacting) rotary transmission coupling |
12/21/1994 | EP0630067A1 Arrangement for the compensation of temperature-dependent volume changes of a waveguide |
12/20/1994 | US5375257 Microwave switch |
12/20/1994 | US5374938 Waveguide to microstrip conversion means in a satellite broadcasting adaptor |
12/20/1994 | US5374911 Tandem cavity thermal compensation |
12/20/1994 | US5374910 Dielectric filter having coupling means disposed on a laminated substrate |
12/20/1994 | US5374909 Stripline filter having internal ground electrodes |
12/20/1994 | US5374906 Filter device for transmitter-receiver antenna |
12/18/1994 | CA2125817A1 Antenna switch circuit employing fets for reduced power consumption |
12/15/1994 | DE4420060A1 Stripline filter |
12/15/1994 | DE4319242A1 Keramikresonator für Mikrowellen-Keramikfilter Ceramic resonator for microwave ceramic filters |
12/15/1994 | DE4319241A1 Monolithisches Mikrowellen-Keramikfilter Monolithic microwave ceramic filters |
12/14/1994 | CN2185474Y High-frequency window for millimeter wave tube |
12/13/1994 | US5373271 Dielectric filter having coupling electrodes for connecting resonator electrodes, and method of adjusting frequency characteristic of the filter |
12/13/1994 | US5373270 Multi-cavity dielectric filter |
12/08/1994 | WO1994028592A1 High tc superconductor/ferroelectric tunable microwave circuits |
12/08/1994 | DE4318593A1 Cavity resonator |
12/07/1994 | EP0627781A1 Passive filter and process for manufacturing such a filter |
12/06/1994 | US5371482 Magnetostatic wave device containing acoustic wave absorbing layer |
12/06/1994 | CA2042962C Orthomode transducer between a circular waveguide and a coaxial cable |
12/01/1994 | DE4317856A1 Selector circuit |
12/01/1994 | DE4317631A1 Waveguide band-rejection (band-stop) filter |
11/29/1994 | US5369383 Strip line filter having dual mode loop resonators |
11/29/1994 | US5369381 Slow-wave transmission line of the microstrip type and circuit including such a line |
11/24/1994 | WO1994027376A1 Tunable filter circuit and method therefor |
11/24/1994 | DE4330067A1 Fastening arrangement for a high-frequency window |
11/24/1994 | CA2138033A1 Tunable filter circuit and method therefor |
11/23/1994 | EP0625831A2 Radio receiver-transmitter apparatus |
11/23/1994 | EP0625823A1 Hyperfrequency semiconductor device with stabilizing means |
11/23/1994 | EP0625136A1 Higher aldehyde separation process |
11/17/1994 | DE4315594A1 System for transmitting pulses, in particular control pulses, on a radio-frequency basis |
11/15/1994 | US5365391 Magnetic reproducing head having a distributed-constant circuit type magnetic field detector |
11/15/1994 | US5365209 Dielectric filters and duplexers incorporating same |
11/15/1994 | US5365208 Substrate is made up of ceramic consists of barium, titanium, neodymium, yttrium and/ or aluminum oxides; used as band-pass filters |
11/15/1994 | US5364136 Flanges and bodies for microwave waveguides components |
11/10/1994 | WO1994025996A1 Pass-band filter with coupled resonators |
11/09/1994 | EP0623965A1 A method of making a coupling aperture for a filter |
11/09/1994 | CN1094855A Analogue 360 deg. reflection type linear phase shifter |
11/01/1994 | US5361076 Continuous transverse stub element devices and methods of making same |
11/01/1994 | US5361050 Balanced split ring resonator |
11/01/1994 | CA2007242C Combiner arrangement in a radio base station |
10/27/1994 | WO1994024772A1 Method and apparatus for separating channels from a radio frequency transmitter |
10/27/1994 | WO1994024721A1 Wageguide multiplexer/demultiplexer |
10/27/1994 | CA2136443A1 Method and apparatus for separating channels from a radio frequency transmitter |
10/26/1994 | EP0621651A1 Tandem cavity thermal compensation |
10/26/1994 | EP0621650A1 A 90 degree phase shifter |
10/25/1994 | US5359336 Circularly polarized wave generator and circularly polarized wave receiving antenna |
10/25/1994 | US5358926 Epitaxial thin superconducting thallium-based copper oxide layers |
10/23/1994 | CA2121281A1 Orthomode transducer with side-port window |
10/18/1994 | US5357227 Laminated high-frequency low-pass filter |
10/18/1994 | US5357225 Method and apparatus for adjusting the impedance of a microstrip transmission line |
10/18/1994 | CA2036099C Analog phase shifter |
10/13/1994 | DE4340123A1 Waveguide multiplexer/demultiplexer |
10/12/1994 | EP0619618A1 Microwave attenuator |
10/12/1994 | EP0619617A1 Dual bandpass microwave filter |
10/11/1994 | US5355104 Phase shift device using voltage-controllable dielectrics |
10/11/1994 | US5354463 Dielectric filter |
10/05/1994 | EP0618640A1 Enhanced tunability for low-dielectric-constant ferroelectric materials |
10/05/1994 | EP0618636A2 Multi-layer microwave circulator |
10/05/1994 | EP0618635A2 Antenna duplexer and transmitting/receiving apparatus using the same |
10/05/1994 | EP0618634A1 Coaxial switch |
10/04/1994 | US5352998 Microwave integrated circuit having a passive circuit substrate mounted on a semiconductor circuit substrate |
10/04/1994 | US5352996 Interdigital bandpass filter |
10/02/1994 | CA2120282A1 Enhanced tunability for low-dielectric-constant ferroelectric materials |
09/28/1994 | EP0617478A1 Laminated dielectric resonator and dielectric filter |
09/28/1994 | EP0617476A1 Filter and method for its manufacture |
09/28/1994 | EP0480025B1 Integrated emi filter and thermal heat sink |
09/27/1994 | US5351023 Helix resonator |