| Patents for H01Q 21 - Aerial arrays or systems (25,127) |
|---|
| 10/21/1993 | DE4212886A1 Planar antenna with at least one waveguide element - conducts at least one wave inwards from outside and one outwards from inside consecutively |
| 10/20/1993 | EP0566522A1 Antenna system and method of manufacturing said system |
| 10/20/1993 | EP0566465A1 Linear antenna array with constant directivity and device for beam forming for such an antenna |
| 10/20/1993 | EP0557297A4 Method and apparatus for modulating and dectecting a subcarrier signal for an inductively coupled transponder |
| 10/19/1993 | USRE34410 Antenna system for hybrid communication satellite |
| 10/19/1993 | US5255004 Linear array dual polarization for roll compensation |
| 10/19/1993 | CA1323419C Planar array antenna, comprising coplanar waveguide printed feed lines cooperating with apertures in a ground plane |
| 10/13/1993 | EP0565239A2 Beam compression process for the antenna pattern of antennas |
| 10/13/1993 | EP0565016A1 Low profile eliptically polarised antenna |
| 10/13/1993 | EP0275303B1 Low sidelobe solid state phased array antenna apparatus |
| 10/12/1993 | US5252983 Method for reducing side lobes in antenna patterns |
| 10/06/1993 | EP0564114A1 Impedance matching and bias feed network |
| 10/05/1993 | CA1322786C Mobile communications antenna |
| 10/05/1993 | CA1322785C Extendable antenna for portable cellular telephones |
| 09/28/1993 | US5248980 Spacecraft payload architecture |
| 09/28/1993 | US5248977 One-dimensional electronic image scanner |
| 09/23/1993 | DE4307014A1 Car radio with FM and AM bands - uses two relatively short antenna elements with summation of their output signals in AM circuit |
| 09/23/1993 | DE4307009A1 Multi-beam antenna device for radar system of e.g. automobile - has offset antenna supported by common holder with radar modules each having integral prim. radiator |
| 09/21/1993 | US5247310 Layered parallel interface for an active antenna array |
| 09/15/1993 | EP0560651A2 Electromagnetic logging method and apparatus |
| 09/15/1993 | EP0559980A1 Antenna choke |
| 09/12/1993 | CA2079745A1 Antenna choke |
| 09/07/1993 | US5243358 Directional scanning circular phased array antenna |
| 09/07/1993 | US5243357 Waveguide feeding array antenna |
| 09/07/1993 | US5243354 Microstrip electronic scan antenna array |
| 09/07/1993 | US5243352 Method for processing antenna patterns |
| 09/07/1993 | US5243350 Optical control of TR modules |
| 09/07/1993 | US5243290 Apparatus and method of logging using slot antenna having two nonparallel elements |
| 09/07/1993 | CA1322046C Monopole/l-shaped parasitic elements for circularly/elliptically polarized wave transceiving |
| 09/02/1993 | WO1993017466A1 Dual band signal receiver |
| 09/02/1993 | CA2130750A1 Dual band signal receiver |
| 09/01/1993 | EP0557853A1 Data link antenna system |
| 09/01/1993 | EP0557297A1 Method and apparatus for modulating and dectecting a subcarrier signal for an inductively coupled transponder |
| 08/31/1993 | US5241323 Shaped beams from uniformly illuminated and phased array antennas |
| 08/31/1993 | US5241322 Twin element coplanar, U-slot, microstrip antenna |
| 08/25/1993 | EP0557176A1 Feeding device for a plate antenna with two crossed polarizations and array equipped with such a device |
| 08/25/1993 | CN2141128Y Amplifying aerial for ultra-low noise television receiver |
| 08/25/1993 | CN1075575A Decameter-wave dipole and rotating antenna equipped with this dipole |
| 08/24/1993 | US5239311 Flat slot array antenna |
| 08/19/1993 | WO1993016396A1 Transmit/receive module |
| 08/18/1993 | EP0307445B1 Plural level beam-forming network |
| 08/17/1993 | US5237336 Omnidirectional antenna system for radio direction finding |
| 08/12/1993 | DE4203932A1 Sende-/empfangsmodul Transmitting / receiving module |
| 08/10/1993 | US5235342 Antenna array with system for locating and adjusting phase centers of elements of the antenna array |
| 08/10/1993 | US5235340 Frequency domain polarimeter |
| 08/04/1993 | EP0553945A1 Frequency domain polarimeter |
| 08/04/1993 | EP0553707A1 Circulary-polarized-wave flat antenna |
| 08/04/1993 | EP0502019A4 Improved microcell system for cellular telephone systems |
| 08/04/1993 | EP0500654A4 Zoned microcell with sector scanning for cellular telephone systems |
| 08/03/1993 | US5233364 Dual-polarized microwave antenna element |
| 08/03/1993 | US5233361 Planar high-frequency aerial for circular polarization |
| 08/03/1993 | US5233356 Low sidelobe solid state array antenna apparatus and process for configuring an array antenna aperture |
| 08/03/1993 | CA1321018C Microwave antenna structure |
| 08/01/1993 | WO1993015531A1 Reduction of sidelobes in optical arrays |
| 08/01/1993 | CA2101173A1 Reduction of sidelobes in optical arrays |
| 07/29/1993 | DE4201933A1 Synthetic aperture radar antenna with symmetrical halves - has waveguides arranged on top of each other to form antenna subgroups, and lateral slots on wave guides |
| 07/28/1993 | EP0289553B1 Monopulse antenna with improved sidelobe suppression |
| 07/27/1993 | US5231409 Microwave antenna capable of operating at high temperature, in particular for a space-going aircraft |
| 07/27/1993 | US5231406 Broadband circular polarization satellite antenna |
| 07/21/1993 | EP0551556A1 Low loss, broadband stripline-to-microstrip transition |
| 07/16/1993 | CA2067001A1 Low loss, broadband stripline-to-microstrip transition |
| 07/13/1993 | US5227804 Antenna structure used in portable radio device |
| 07/13/1993 | US5227749 Structure for making microwave circuits and components |
| 07/07/1993 | EP0550320A1 Waveguide with non-inclined slots activated by metallic inserts |
| 07/07/1993 | EP0271504B1 Horn antenna array phase matched over large bandwidths |
| 07/06/1993 | CA1319976C Slotted waveguide antenna |
| 07/06/1993 | CA1319963C Equal power amplifier system for active phase array antenna and method of arranging same |
| 07/01/1993 | DE4244136A1 Integrated laminated microwave circuit for motor vehicle communication system - has antenna circuit on one side of substrate with transmit and receive circuit on other side |
| 06/29/1993 | US5223848 Duplexing circularly polarized composite |
| 06/29/1993 | US5223845 Array antenna and stabilized antenna system |
| 06/22/1993 | CA2085453A1 Metal shutter-energized non-sloping radiating slot guide |
| 06/16/1993 | EP0546901A1 Light multipolarized antenna |
| 06/16/1993 | EP0546812A1 Wide field-of-view fixed body conformal antenna direction finding array |
| 06/16/1993 | EP0546601A1 Planar antenna |
| 06/15/1993 | US5220341 Telescoping antenna apparatus with leakage prevention between its upper and lower sections |
| 06/15/1993 | US5220337 Notched nested cup multi-frequency band antenna |
| 06/15/1993 | US5220334 Multifrequency antenna, useable in particular for space telecommunications |
| 06/15/1993 | US5220330 Broadband conformal inclined slotline antenna array |
| 06/15/1993 | US5219377 High temperature co-fired ceramic integrated phased array package |
| 06/15/1993 | CA1319190C Circular polarization diplexing composite antenna |
| 06/10/1993 | WO1993011582A1 Compact broadband microstrip antenna |
| 06/09/1993 | EP0545873A2 A waveguide antenna which includes a slotted hollow waveguide |
| 06/09/1993 | EP0545762A1 Dipole for decametric waves and rotary antenna using the same |
| 06/09/1993 | CN2135841Y All-channel tv antenna |
| 06/08/1993 | US5218374 Power beaming system with printer circuit radiating elements having resonating cavities |
| 06/08/1993 | US5218371 Antenna array for enhanced field falloff |
| 06/08/1993 | US5218368 Array antenna with radiation elements and amplifiers mounted on same insulating film |
| 06/08/1993 | US5218359 Adaptive array antenna system |
| 06/08/1993 | US5218187 Hand-held data capture system with interchangeable modules |
| 06/03/1993 | DE4239597A1 Dual polarisation planar antenna for use in satellite communication systems - has laminated structure with emitter substrates alternating with dielectric layers and ground plates |
| 06/02/1993 | EP0544378A1 Phased array antenna module |
| 06/02/1993 | EP0544081A1 Monopulse antenna with improved sidelobe suppression |
| 06/01/1993 | US5216435 Array antenna power supply system having power supply lines secured in a cylinder by adhesive |
| 06/01/1993 | US5216430 Low impedance printed circuit radiating element |
| 06/01/1993 | US5216428 Modular constrained feed for low sidelobe array |
| 05/28/1993 | CA2083539A1 Phased array antenna module |
| 05/27/1993 | DE4139245A1 Small flat microwave slot aerial - has sec. transmitter structure of alternate dielectric and conductive layers |
| 05/26/1993 | EP0543519A1 Flat plate antenna |
| 05/26/1993 | EP0543509A2 Polarization agility in an RF radiator module for use in a phased array |
| 05/25/1993 | US5214438 Millimeter wave and infrared sensor in a common receiving aperture |