Patents for H01Q 21 - Aerial arrays or systems (25,127) |
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10/04/2001 | WO2001073888A1 Device for wireless communication with portable data supports |
10/04/2001 | US20010026245 Multiple array antenna system |
10/04/2001 | US20010026244 Loop antenna device |
10/04/2001 | EP1138098A1 Multiple loop antenna |
10/04/2001 | EP1000445B1 Antenna network for base station radiocommunication with mobile telephones |
10/03/2001 | CN1315965A Hepatitis C inhibitor peptides |
10/03/2001 | CN1315756A Method for improving covered range of intelligent antenna array |
10/02/2001 | US6298271 Medical system having improved telemetry |
10/02/2001 | US6298243 Combined GPS and cellular band mobile antenna |
10/02/2001 | US6297782 Modular hub array antenna |
10/02/2001 | US6297779 Antenna module for portable computer |
10/02/2001 | US6297777 Surface-mounted antenna and communication apparatus using same |
10/02/2001 | US6297775 Compact phased array antenna system, and a method of operating same |
10/02/2001 | US6297774 Low cost high performance portable phased array antenna system for satellite communication |
10/02/2001 | US6297711 Radio frequency multiplexer for coupling antennas to AM/FM/WB, CB/WB, and cellular telephone apparatus |
09/27/2001 | WO2001071944A1 Array antenna base station apparatus |
09/27/2001 | WO2001071851A1 Antenna arrangement |
09/27/2001 | WO2001071849A2 Reconfigurable antenna |
09/27/2001 | WO2001071847A1 Multi-frequency antenna |
09/27/2001 | WO2001071819A2 Surface pin device |
09/27/2001 | WO2000078011A9 A wrist communication device having multi-sectioned keypad and antenna system |
09/27/2001 | US20010024959 Antenna arrangement |
09/27/2001 | DE10012809A1 Dual polarized dipole array antenna has supply cable fed to supply point on one of two opposing parallel dipoles, connecting cable to supply point on opposing dipole |
09/27/2001 | DE10012790A1 Device for directionally sensitive electromagnetic wave transmission/reception has stimulation plates separated by screen with slots controlable for beam tilting |
09/27/2001 | DE10012116A1 Motion detection and monitoring sensor device for automatic door installation, includes flat emitters formed in matrix array on substrate, forming patch antenna |
09/27/2001 | DE10012115A1 Radar-based sensor device for e.g. automatic sliding-door system, has air gap smaller than 0.2 millimeters that is formed between flat top antennas and cover element or between flat top antennas and upper surface of substrate |
09/27/2001 | DE10012114A1 Erfassungs-, Überwachungs- und/oder Sensoreinrichtung für automatische Türanlagen Logging, monitoring and / or sensor device for automatic doors |
09/26/2001 | EP1137101A2 Antenna apparatus and wireless communication apparatus |
09/26/2001 | EP1137100A2 Antenna apparatus and a portable wireless communication apparatus using the same |
09/26/2001 | EP1135873A1 Personal communications apparatus using polarization diversity |
09/26/2001 | EP1135832A1 Circular direction finding antenna |
09/26/2001 | EP1135829A1 Antenna for automobiles |
09/26/2001 | EP0757880B1 Phased array cellular base station and associated methods for enhanced power efficiency |
09/25/2001 | US6295462 Portable radio information terminal |
09/25/2001 | US6295035 Circular direction finding antenna |
09/25/2001 | US6295034 Common aperture reflector antenna with improved feed design |
09/25/2001 | US6295030 Antenna apparatus and portable radio communication apparatus |
09/25/2001 | US6295028 Dual band antenna |
09/25/2001 | US6295027 Method of calibrating a group antenna |
09/25/2001 | US6295025 System for measuring and displaying three-dimensional characteristics of electromagnetic waves |
09/21/2001 | CA2340493A1 Antenna apparatus and wireless communication apparatus |
09/20/2001 | WO2001069725A1 An active phased array antenna assembly |
09/20/2001 | WO2001069724A1 Planar antenna with switched beam diversity for interference reduction in a mobile environment |
09/20/2001 | WO2001069723A1 Vivaldi cloverleaf antenna |
09/20/2001 | WO2001069722A1 Dielectric resonator antenna array with steerable elements |
09/20/2001 | WO2001069721A1 Multi-segmented dielectric resonator antenna |
09/20/2001 | WO2001069720A1 Device for transmitting and receiving electromagnetic waves in a route-selective manner |
09/20/2001 | WO2001069714A1 Dual-polarized dipole array antenna |
09/20/2001 | WO2001019075A3 Method and apparatus for reducing multipath distortion in a television signal |
09/20/2001 | US20010022561 Radio hologram observation apparatus and method therefor |
09/20/2001 | US20010022239 Establishing positions of locating field detectors and path mapping in underground boring tool applications |
09/20/2001 | CA2402556A1 Dielectric resonator antenna array with steerable elements |
09/20/2001 | CA2402554A1 Multi-segmented dielectric resonator antenna |
09/19/2001 | EP1134836A2 Sensor device for a door installation especially a detecting- and/or monitoring device for automatic door installation |
09/19/2001 | EP1133810A1 A feeder horn, intended especially for two-way satellite communication |
09/19/2001 | EP1133809A1 Broadband antenna incorporating both electric and magnetic dipole radiators |
09/19/2001 | CN2449365Y Infrared remote controlled digital television receiving antenna |
09/19/2001 | CN1314013A Radio communication base station antenna |
09/18/2001 | US6292434 Method for forming a spherical wave by superposition of a plurality of limited plane waves |
09/18/2001 | US6292153 Antenna comprising two wideband notch regions on one coplanar substrate |
09/18/2001 | US6292151 Antenna for mobile phone |
09/18/2001 | US6292149 All-around vehicle antenna apparatus |
09/18/2001 | US6292144 Elongate radiator conformal antenna for portable communication devices |
09/18/2001 | US6292141 Dielectric-patch resonator antenna |
09/18/2001 | US6292138 Method of determining distance between diversity antennas |
09/18/2001 | US6292134 Geodesic sphere phased array antenna system |
09/18/2001 | US6292133 Array antenna with selectable scan angles |
09/18/2001 | US6292053 Power amplifier system |
09/13/2001 | WO2001067554A1 Cross dipole antenna and composite antenna |
09/13/2001 | WO2001067550A2 Guides for rf magnetic flux |
09/13/2001 | WO2001067547A2 System and method providing delays for avoiding nulls |
09/13/2001 | WO2001067546A1 A hybrid antenna system for a portable wireless communication device |
09/13/2001 | US20010020920 Small-sized circular polarized wave microstrip antenna providing desired resonance frequency and desired axis ratio |
09/13/2001 | US20010020919 Array antenna receiving apparatus |
09/13/2001 | US20010020918 Adaptive antenna device operable in accordance with different algorithms |
09/13/2001 | US20010020916 Radio direction and position finding apparatus |
09/12/2001 | EP1133200A2 Array antenna receiving apparatus |
09/12/2001 | EP1133080A1 Radio communication device and method of controlling antennas |
09/12/2001 | EP1133076A1 Mobile communication satellite payload |
09/12/2001 | EP1133064A1 Transceiver with stacked assembly |
09/12/2001 | EP1133002A1 Mobile communication satellite payload |
09/12/2001 | EP1132997A1 Sheet-metal antenna |
09/12/2001 | EP0894370B1 Dividable transmit antenna array for a cellular base station and associated method |
09/12/2001 | CN1312965A Antenna with large bandwidth |
09/12/2001 | CN1312963A Pivotable multiple frequency band antenna with capacitive coupling |
09/11/2001 | US6289005 Method and apparatus for directional radio communication |
09/11/2001 | US6288682 Directional antenna assembly |
09/11/2001 | US6288679 Single element antenna structure with high isolation |
09/11/2001 | US6288678 Path finder antenna |
09/11/2001 | US6288677 Microstrip patch antenna and method |
09/11/2001 | US6288673 Active antenna with array of radiating elements with redundant architecture |
09/07/2001 | WO2001065795A1 Sectorized smart antenna system and method |
09/07/2001 | WO2001065641A1 Tuneable antenna |
09/07/2001 | WO2001065640A1 Dielectric leak wave antenna having mono-layer structure |
09/07/2001 | WO2000078011A3 A wrist communication device having multi-sectioned keypad and antenna system |
09/07/2001 | CA2332688A1 Radio direction and position finding apparatus |
09/06/2001 | DE10008269A1 Holder for focusing component has mounting plate with flexible plates via which mechanical contact between component and object is achieved |
09/05/2001 | EP1130680A2 Dielectric leaky-wave antenna |
09/05/2001 | EP1129367A1 System for measuring and displaying three-dimensional characteristics of electromagnetic waves |
09/04/2001 | US6285893 Portable radio device |