Patents for H01Q 23 - Aerials with active circuits or circuit elements integrated within them or attached to them (3,771) |
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10/03/2001 | CN1315755A Wireless equipment and portable communication equipment |
10/02/2001 | US6297775 Compact phased array antenna system, and a method of operating same |
09/27/2001 | WO2001071849A2 Reconfigurable antenna |
09/27/2001 | WO2001071819A2 Surface pin device |
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 | EP1135831A1 Disc antenna system |
09/26/2001 | CN1315027A Radio frequency identification tag having a printed antenna and method |
09/20/2001 | WO2001069675A1 Method for making a flexible circuit interposer having high-aspect ratio conductors |
09/19/2001 | EP1134836A2 Sensor device for a door installation especially a detecting- and/or monitoring device for automatic door installation |
09/18/2001 | US6292151 Antenna for mobile phone |
09/13/2001 | US20010021181 Signal processing method for use in an array antenna system in CDMA mobile telecommunications network and recording medium therefor |
09/12/2001 | EP1133064A1 Transceiver with stacked assembly |
09/12/2001 | EP1132998A2 Antenna apparatus and portable communication apparatus |
09/12/2001 | CN2447946Y Plate-type indoor and outdoor TV aerial |
09/11/2001 | US6288905 Contact module, as for a smart card, and method for making same |
09/11/2001 | US6288679 Single element antenna structure with high isolation |
09/11/2001 | CA2276980C Antenna device, and transmitting/receiving apparatus |
09/05/2001 | EP1130682A2 Antenna assembly |
09/05/2001 | CN1070663C Electronic device having a circuit integrated into a movable housing element |
09/04/2001 | US6285342 Radio frequency tag with miniaturized resonant antenna |
09/04/2001 | US6285324 Antenna package for a wireless communications device |
09/04/2001 | US6285322 Electronics unit for wireless transfer of signals |
08/30/2001 | WO2001063698A1 Distributive intelligent antenna system |
08/30/2001 | DE10025931A1 Antenna module has preferably multilayer dielectric board element with metal conductor structure forming antenna configurations and preferably metal edging forming earth reference |
08/29/2001 | EP1128465A2 Wireless communications device with antenna |
08/29/2001 | CN1310557A Distributed intelligent antenna system |
08/29/2001 | CN1310492A Antenna element and communication apparatus using it |
08/28/2001 | US6281857 Dipole UHF antenna |
08/23/2001 | US20010015706 Antenna structure and installation |
08/23/2001 | US20010015705 Slot antenna device |
08/22/2001 | EP1126522A1 Packaged integrated circuit with radio frequency antenna |
08/16/2001 | DE10025262A1 Antennenvorrichtung The antenna device |
08/09/2001 | WO2001057950A1 Balanced antenna system for portable computers |
08/09/2001 | DE10004219A1 Funk-Fernbedienungsempfänger Radio remote control receiver |
08/08/2001 | EP1122814A2 An improved receiver with H-field antennas |
08/07/2001 | US6271793 Radio frequency (RF) transponder (Tag) with composite antenna |
08/07/2001 | CA2163692C Design of an electronic beam forming network for phased array applications |
08/02/2001 | WO2001055814A2 Channelizer switch |
08/02/2001 | US20010010507 Antenna device and communication device |
08/01/2001 | EP1119920A1 Integrated orthogonal mode transducer/filter design for microwave frequency-domain |
08/01/2001 | CN1306318A Lightning protection of using plaster/micro-stripe unit active antenna |
07/31/2001 | US6269255 Self-contained masthead units for cellular communication networks |
07/31/2001 | US6268833 Antenna device and transmitting/receiving apparatus |
07/26/2001 | WO2001054240A1 High power distributed feedback ridge waveguide laser |
07/26/2001 | WO2001053881A1 Resonant enhanced modulator (rem) |
07/26/2001 | WO2000043944A3 Method of interrogating a radio frequency identification device |
07/26/2001 | CA2398833A1 High power distributed feedback ridge waveguide laser |
07/25/2001 | EP1118140A1 Receiving device of a radio system and method for processing received radio signals |
07/25/2001 | EP0879424B1 Radio frequency identification reader |
07/19/2001 | WO2001052447A2 Repeaters for wireless communication systems |
07/19/2001 | WO2001052357A1 An rf antenna detector circuit |
07/19/2001 | CA2397430A1 Repeaters for wireless communication systems |
07/18/2001 | EP1117147A2 Lightning protection for an active antenna using patch/microstrip elements |
07/18/2001 | EP1116299A1 Capacitively-tune broadband antenna structure |
07/18/2001 | CN2439725Y Direction changing and amplifying device for TV receiving antenna |
07/18/2001 | CN1304565A Extended bandwidth dual-band patch antenna systems and associated methods of broadband operation |
07/17/2001 | US6263193 Microwave transmitter/receiver module |
07/10/2001 | US6259408 RFID transponders with paste antennas and flip-chip attachment |
07/04/2001 | EP0862798B1 Integrated microwave terrestrial radio with dovetail attachment |
06/26/2001 | US6252551 Antenna unit and signal switching circuit |
06/21/2001 | WO2001045303A1 Radio coverage in closed environments |
06/21/2001 | WO2001045204A1 Impedance matching circuit and antenna using impedance matching circuit |
06/21/2001 | WO2001045199A1 Slot antenna device |
06/21/2001 | DE10059027A1 Car antenna has slot with common mode noise rejection circuit is cheap rejects vehicle noise |
06/21/2001 | CA2393394A1 Radio coverage in closed environments |
06/21/2001 | CA2358877A1 Impedance matching circuit and antenna using impedance matching circuit |
06/20/2001 | EP1109251A2 Antenna unit and communication device using the same |
06/19/2001 | US6249242 High-frequency transmitter-receiver apparatus for such an application as vehicle-onboard radar system |
06/13/2001 | EP1105839A1 Method for making a contactless chip card |
06/12/2001 | US6246369 Miniature phased array antenna system |
06/12/2001 | US6246295 Planar radiation oscillator apparatus |
06/07/2001 | WO2001041257A1 Antenna device with transceiver circuitry |
06/07/2001 | WO2001041256A1 An antenna assembly and a method of mounting an antenna assembly |
06/05/2001 | CA2213369C Communications system comprising an active antenna repeater |
05/29/2001 | US6239757 Communication module for a means of transportation |
05/23/2001 | EP1101300A2 Flexible optical rf receiver |
05/23/2001 | DE10051661A1 Antenna with high frequency circuit, used as communication antenna, has antenna element connected to high frequency circuit formed in dielectric disk through conductor |
05/22/2001 | US6236841 Transmission output power control circuit for controlling each of antennas to optimal states |
05/22/2001 | US6236366 Hermetically sealed semiconductor module composed of semiconductor integrated circuit and antenna element |
05/17/2001 | WO2001035684A2 Non-bandlimiting antenna sharing method and apparatus for base stations |
05/17/2001 | CA2389060A1 Non-bandlimiting antenna sharing method and apparatus for base stations |
05/15/2001 | US6232926 Dual coupled vehicle glass mount antenna system |
05/15/2001 | CA2198088C Microwave/millimeter wave circuit structure with discrete flip-chip mounted elements, and method of fabricating the same |
05/08/2001 | CA2273715C Surface mount circularly polarized wave antenna and communication apparatus using the same |
05/08/2001 | CA2267533C Surface mount antenna and communication apparatus using the same |
05/02/2001 | EP1095427A1 Extended bandwidth dual-band patch antenna systems and associated methods of broadband operation |
04/24/2001 | US6222493 Device for transmitting and receiving microwaves subjected to circular polarization |
04/18/2001 | EP1093184A2 Antenna device |
04/17/2001 | US6218610 Structure for shielding an electronic circuit from radio waves |
04/17/2001 | CA2061966C Integrated electronic warfare antenna receiver |
04/12/2001 | WO2001026180A1 Tamper-resistant wireless article including an antenna |
04/12/2001 | WO2001025817A2 System for determining item orientation and identification |
04/12/2001 | WO2000051199A3 Systems and methods for coaxially coupling an antenna through an insulator and for amplifying signals adjacent the insulator |
04/12/2001 | CA2386159A1 System for determining item orientation and identification |
04/11/2001 | EP1090379A1 Radio frequency identification tag having a printed antenna and method |
04/11/2001 | EP1031236A4 Wireless receiving subsystem with antenna and switchable amplifier |
04/10/2001 | US6215986 Reducing radio transmitter distortion |
04/10/2001 | US6215457 Transmitter and / or receiver unit for an antitheft system of a motor vehicle |