| Patents for H01Q 1 - Details of, or arrangements associated with, aerials (75,694) |
|---|
| 07/09/1991 | US5030963 Signal receiver |
| 07/09/1991 | US5030962 Electromagnetic radiation sensor |
| 07/09/1991 | US5030940 Electronic article surveillance tag and method for implementing same |
| 07/09/1991 | US5029799 Downtilt support bracket for mounting an antenna on a metallic tower |
| 07/04/1991 | DE4011940A1 Car aerial mast coaxial holder - is locked by toothed rim in cab opening with radial trim stabilisers |
| 07/04/1991 | DE4002233C1 Coupling unit for waveguide - releasable connects radio equipment to aerial by spring-mounted module axially slidable w.r.t. terminal end of waveguide |
| 07/03/1991 | EP0435562A2 Array antenna with forced excitation |
| 07/03/1991 | CN2080236U Pull-rod socket |
| 07/03/1991 | CN2080212U Lighting arrester of electric antenna |
| 07/02/1991 | US5029308 Unipolar antenna with conductive frame |
| 07/02/1991 | US5029306 Optically fed module for phased-array antennas |
| 07/02/1991 | US5028932 Inverted delta high efficiency loop antenna for all high frequencies |
| 07/02/1991 | US5028928 Ultra-stable, stressed-skin inflatable target support systems |
| 07/02/1991 | CA1285649C Antenna system for exoatmospheric missiles |
| 06/26/1991 | EP0434548A1 Architectural structure consisting of a support for a mast antenna and a high power transmitter |
| 06/26/1991 | EP0434374A2 Low noise dual polarization electro-magnetic power reception and conversion system |
| 06/26/1991 | EP0434283A2 Planar array waveguide antenna with L-shaped series/series coupling slots |
| 06/26/1991 | EP0434282A2 Dual mode antenna apparatus having slotted waveguide and broadband arrays |
| 06/26/1991 | EP0434231A2 Paging accessory for portable computing devices |
| 06/26/1991 | EP0433971A1 Device for measuring the movements of flexion of an antenna support mast and application for the pointing control of a motorised antenna |
| 06/26/1991 | CN2079810U Short distance transmission aerial |
| 06/25/1991 | US5027130 Tapered energy absorbing radome portion |
| 06/25/1991 | US5027129 Electromagnetic subterranean |
| 06/25/1991 | US5027128 Inside window antenna |
| 06/21/1991 | CA2032335A1 Telescoping lightweight antenna tower assembly and the like |
| 06/19/1991 | EP0433255A2 Orthogonally polarized dual-band printed circuit antenna employing radiating elements capacitively coupled to feedlines |
| 06/19/1991 | EP0432647A2 Mobile antenna system |
| 06/18/1991 | US5025263 Multi-frequency antenna |
| 06/18/1991 | US5025262 Airborne antenna and a system for mechanically steering an airborne antenna |
| 06/18/1991 | CA1285049C Single chip transponder device |
| 06/18/1991 | CA1285030C Antenna beam boundary detector for preliminary handoff determination |
| 06/12/1991 | EP0431640A2 Mobile cellular antenna system |
| 06/12/1991 | CA2031872A1 Mobile antenna system |
| 06/11/1991 | US5023624 Microwave chip carrier package having cover-mounted antenna element |
| 06/11/1991 | US5023623 Dual mode antenna apparatus having slotted waveguide and broadband arrays |
| 06/11/1991 | US5023622 On-glass antenna with center-fed dipole operation |
| 06/11/1991 | US5023621 For portable radio |
| 06/11/1991 | US5023619 Satellite communications system |
| 06/05/1991 | EP0429910A1 Lightning and overvoltage protection device for shielded cable as building protection device |
| 06/05/1991 | EP0429909A1 Whip antenna with a cone |
| 06/05/1991 | EP0429754A1 Vehicle antenna |
| 06/04/1991 | US5021796 Broad band, polarization diversity monopulse antenna |
| 06/04/1991 | US5020765 U-shaped antenna mounting assembly |
| 06/02/1991 | WO1991008598A1 An antenna |
| 06/02/1991 | CA2070172A1 Antenna |
| 05/29/1991 | EP0429349A1 Method and device for transmission of broadband signals with a mobile equipment |
| 05/29/1991 | EP0429338A1 Circularly polarised antenna particularly for antenna arrays |
| 05/29/1991 | EP0429255A2 Three-wave shared antenna (radio, AM and FM) for automobile |
| 05/29/1991 | EP0429203A1 Antenna system for a vehicle |
| 05/29/1991 | DE3939318A1 Earth station aerial for satellite traffic - is fitted to rotary frame aligning to long aperture axis parallel to satellite path tangent |
| 05/29/1991 | DE3939040A1 Roll position measurement appts. for flying body - has two antennae fixed to flying body at orthogonal polarisation directions, different HF waveguide switch operating frequencies |
| 05/28/1991 | US5020136 Battery pack antenna suitable for use with two-way portable transceivers |
| 05/28/1991 | US5019834 Electrically powered mechanism for expanding and contracting antenna |
| 05/28/1991 | US5019833 Portable antenna apparatus for satellite communication |
| 05/28/1991 | US5019832 Nested-cone transformer antenna |
| 05/28/1991 | US5019830 Amplified FM antenna with parallel radiator and ground plane |
| 05/28/1991 | US5019829 Plug-in package for microwave integrated circuit having cover-mounted antenna |
| 05/28/1991 | US5019768 Power collection and transmission system and method |
| 05/25/1991 | CA2029380A1 Circular polarisation antenna, particularly for an antenna network |
| 05/23/1991 | DE4035980A1 Airborne early warning radar system - uses phase controlled antenna mounted in plastic composite bodied pilotless aircraft |
| 05/21/1991 | US5017939 Two layer matching dielectrics for radomes and lenses for wide angles of incidence |
| 05/21/1991 | US5017935 Multiband antenna system for use in motor vehicles |
| 05/21/1991 | US5017934 Portable antenna |
| 05/21/1991 | US5017933 Vehicle window antenna with antenna elements on two surfaces |
| 05/21/1991 | US5017932 Miniature antenna |
| 05/21/1991 | US5017925 Multiple beam deployable space antenna system |
| 05/16/1991 | DE3937294A1 Pivot mounting for satellite receiver - has motor to move satellite dish between positions for astra and copernicus satellites |
| 05/15/1991 | EP0427131A2 Directive radar antenna with electromagnetic energy compression, for telecommunications |
| 05/14/1991 | US5016020 Transceiver testing apparatus |
| 05/14/1991 | US5014484 Module for expandable truss structure and expandable truss structure employing said module |
| 05/08/1991 | DE3937084A1 Aerial system for road vehicles - has unit fixed to rear window using internal and external adaptors |
| 05/08/1991 | CN1012605B Balanced low profile hybrid antenna |
| 05/07/1991 | US5014346 Rotatable contactless antenna coupler and antenna |
| 05/07/1991 | US5014068 Transmission coupler antenna |
| 05/02/1991 | EP0292546B1 Circuit for determining the extreme value of a voltage |
| 05/01/1991 | CN2076273U Integrative all-iron receiving antenna for uhf long-distance television |
| 04/30/1991 | US5012255 Combination antenna and windshield heater |
| 04/30/1991 | CA1283706C Portable radio communication apparatus having diversity receptionfunction |
| 04/23/1991 | US5010350 Anti-icing and de-icing system for reflector-type microwave antennas |
| 04/23/1991 | US5010349 Plane patch antenna |
| 04/23/1991 | CA1283344C Formable fiber composite |
| 04/18/1991 | WO1991005373A1 Adaptable antenna |
| 04/16/1991 | US5008894 Drive system for RF-excited gas lasers |
| 04/16/1991 | US5008682 Portable antenna for mounting on inside of motor vehicle |
| 04/16/1991 | US5008678 Electronically scanning vehicle radar sensor |
| 04/11/1991 | DE3932548A1 Torpedo targetting system using GPS - has antenna towed on water surface by line from torpedo |
| 04/10/1991 | EP0421722A2 Multiple beam deployable space antenna system |
| 04/10/1991 | EP0421687A1 Device for cleaning and lubricating retractable aerials |
| 04/10/1991 | EP0421647A2 Transmitters and transmitter circuits |
| 04/10/1991 | EP0421646A2 Transmitters and receivers with antennas |
| 04/09/1991 | US5007105 Portable |
| 04/09/1991 | US5006861 Antenna |
| 04/09/1991 | CA1282862C Modular antenna array |
| 04/04/1991 | WO1991004461A1 Integrated data transmission computer and system |
| 04/04/1991 | DE3931879A1 Yagi antenna - has directors fixed to carrier tube by specified adhesive |
| 04/04/1991 | DE3931807A1 Rod shaped radio receiver antenna - uses inductance of spring contact at end of coaxial cable in conjunction with loading coil inductance to provide matching characteristics |
| 04/04/1991 | DE3930856A1 Automatic equaliser for polariser control in satellite receiver - has coarse, manual adjuster for polarising direction and additional fine adjuster |
| 04/03/1991 | EP0420567A1 Automobile antenna and method of manufacturing the same |
| 04/03/1991 | EP0420137A2 Two layer matching dielectrics for radomes and lenses for wide angles of incidence |
| 04/03/1991 | EP0419900A1 Antenna apparatus |