Patents
Patents for H01Q 23 - Aerials with active circuits or circuit elements integrated within them or attached to them (3,771)
10/2001
10/03/2001CN1315755A Wireless equipment and portable communication equipment
10/02/2001US6297775 Compact phased array antenna system, and a method of operating same
09/2001
09/27/2001WO2001071849A2 Reconfigurable antenna
09/27/2001WO2001071819A2 Surface pin device
09/27/2001DE10012116A1 Motion detection and monitoring sensor device for automatic door installation, includes flat emitters formed in matrix array on substrate, forming patch antenna
09/27/2001DE10012115A1 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
09/27/2001DE10012114A1 Erfassungs-, Überwachungs- und/oder Sensoreinrichtung für automatische Türanlagen Logging, monitoring and / or sensor device for automatic doors
09/26/2001EP1135831A1 Disc antenna system
09/26/2001CN1315027A Radio frequency identification tag having a printed antenna and method
09/20/2001WO2001069675A1 Method for making a flexible circuit interposer having high-aspect ratio conductors
09/19/2001EP1134836A2 Sensor device for a door installation especially a detecting- and/or monitoring device for automatic door installation
09/18/2001US6292151 Antenna for mobile phone
09/13/2001US20010021181 Signal processing method for use in an array antenna system in CDMA mobile telecommunications network and recording medium therefor
09/12/2001EP1133064A1 Transceiver with stacked assembly
09/12/2001EP1132998A2 Antenna apparatus and portable communication apparatus
09/12/2001CN2447946Y Plate-type indoor and outdoor TV aerial
09/11/2001US6288905 Contact module, as for a smart card, and method for making same
09/11/2001US6288679 Single element antenna structure with high isolation
09/11/2001CA2276980C Antenna device, and transmitting/receiving apparatus
09/05/2001EP1130682A2 Antenna assembly
09/05/2001CN1070663C Electronic device having a circuit integrated into a movable housing element
09/04/2001US6285342 Radio frequency tag with miniaturized resonant antenna
09/04/2001US6285324 Antenna package for a wireless communications device
09/04/2001US6285322 Electronics unit for wireless transfer of signals
08/2001
08/30/2001WO2001063698A1 Distributive intelligent antenna system
08/30/2001DE10025931A1 Antenna module has preferably multilayer dielectric board element with metal conductor structure forming antenna configurations and preferably metal edging forming earth reference
08/29/2001EP1128465A2 Wireless communications device with antenna
08/29/2001CN1310557A Distributed intelligent antenna system
08/29/2001CN1310492A Antenna element and communication apparatus using it
08/28/2001US6281857 Dipole UHF antenna
08/23/2001US20010015706 Antenna structure and installation
08/23/2001US20010015705 Slot antenna device
08/22/2001EP1126522A1 Packaged integrated circuit with radio frequency antenna
08/16/2001DE10025262A1 Antennenvorrichtung The antenna device
08/09/2001WO2001057950A1 Balanced antenna system for portable computers
08/09/2001DE10004219A1 Funk-Fernbedienungsempfänger Radio remote control receiver
08/08/2001EP1122814A2 An improved receiver with H-field antennas
08/07/2001US6271793 Radio frequency (RF) transponder (Tag) with composite antenna
08/07/2001CA2163692C Design of an electronic beam forming network for phased array applications
08/02/2001WO2001055814A2 Channelizer switch
08/02/2001US20010010507 Antenna device and communication device
08/01/2001EP1119920A1 Integrated orthogonal mode transducer/filter design for microwave frequency-domain
08/01/2001CN1306318A Lightning protection of using plaster/micro-stripe unit active antenna
07/2001
07/31/2001US6269255 Self-contained masthead units for cellular communication networks
07/31/2001US6268833 Antenna device and transmitting/receiving apparatus
07/26/2001WO2001054240A1 High power distributed feedback ridge waveguide laser
07/26/2001WO2001053881A1 Resonant enhanced modulator (rem)
07/26/2001WO2000043944A3 Method of interrogating a radio frequency identification device
07/26/2001CA2398833A1 High power distributed feedback ridge waveguide laser
07/25/2001EP1118140A1 Receiving device of a radio system and method for processing received radio signals
07/25/2001EP0879424B1 Radio frequency identification reader
07/19/2001WO2001052447A2 Repeaters for wireless communication systems
07/19/2001WO2001052357A1 An rf antenna detector circuit
07/19/2001CA2397430A1 Repeaters for wireless communication systems
07/18/2001EP1117147A2 Lightning protection for an active antenna using patch/microstrip elements
07/18/2001EP1116299A1 Capacitively-tune broadband antenna structure
07/18/2001CN2439725Y Direction changing and amplifying device for TV receiving antenna
07/18/2001CN1304565A Extended bandwidth dual-band patch antenna systems and associated methods of broadband operation
07/17/2001US6263193 Microwave transmitter/receiver module
07/10/2001US6259408 RFID transponders with paste antennas and flip-chip attachment
07/04/2001EP0862798B1 Integrated microwave terrestrial radio with dovetail attachment
06/2001
06/26/2001US6252551 Antenna unit and signal switching circuit
06/21/2001WO2001045303A1 Radio coverage in closed environments
06/21/2001WO2001045204A1 Impedance matching circuit and antenna using impedance matching circuit
06/21/2001WO2001045199A1 Slot antenna device
06/21/2001DE10059027A1 Car antenna has slot with common mode noise rejection circuit is cheap rejects vehicle noise
06/21/2001CA2393394A1 Radio coverage in closed environments
06/21/2001CA2358877A1 Impedance matching circuit and antenna using impedance matching circuit
06/20/2001EP1109251A2 Antenna unit and communication device using the same
06/19/2001US6249242 High-frequency transmitter-receiver apparatus for such an application as vehicle-onboard radar system
06/13/2001EP1105839A1 Method for making a contactless chip card
06/12/2001US6246369 Miniature phased array antenna system
06/12/2001US6246295 Planar radiation oscillator apparatus
06/07/2001WO2001041257A1 Antenna device with transceiver circuitry
06/07/2001WO2001041256A1 An antenna assembly and a method of mounting an antenna assembly
06/05/2001CA2213369C Communications system comprising an active antenna repeater
05/2001
05/29/2001US6239757 Communication module for a means of transportation
05/23/2001EP1101300A2 Flexible optical rf receiver
05/23/2001DE10051661A1 Antenna with high frequency circuit, used as communication antenna, has antenna element connected to high frequency circuit formed in dielectric disk through conductor
05/22/2001US6236841 Transmission output power control circuit for controlling each of antennas to optimal states
05/22/2001US6236366 Hermetically sealed semiconductor module composed of semiconductor integrated circuit and antenna element
05/17/2001WO2001035684A2 Non-bandlimiting antenna sharing method and apparatus for base stations
05/17/2001CA2389060A1 Non-bandlimiting antenna sharing method and apparatus for base stations
05/15/2001US6232926 Dual coupled vehicle glass mount antenna system
05/15/2001CA2198088C Microwave/millimeter wave circuit structure with discrete flip-chip mounted elements, and method of fabricating the same
05/08/2001CA2273715C Surface mount circularly polarized wave antenna and communication apparatus using the same
05/08/2001CA2267533C Surface mount antenna and communication apparatus using the same
05/02/2001EP1095427A1 Extended bandwidth dual-band patch antenna systems and associated methods of broadband operation
04/2001
04/24/2001US6222493 Device for transmitting and receiving microwaves subjected to circular polarization
04/18/2001EP1093184A2 Antenna device
04/17/2001US6218610 Structure for shielding an electronic circuit from radio waves
04/17/2001CA2061966C Integrated electronic warfare antenna receiver
04/12/2001WO2001026180A1 Tamper-resistant wireless article including an antenna
04/12/2001WO2001025817A2 System for determining item orientation and identification
04/12/2001WO2000051199A3 Systems and methods for coaxially coupling an antenna through an insulator and for amplifying signals adjacent the insulator
04/12/2001CA2386159A1 System for determining item orientation and identification
04/11/2001EP1090379A1 Radio frequency identification tag having a printed antenna and method
04/11/2001EP1031236A4 Wireless receiving subsystem with antenna and switchable amplifier
04/10/2001US6215986 Reducing radio transmitter distortion
04/10/2001US6215457 Transmitter and / or receiver unit for an antitheft system of a motor vehicle
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