Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › H01Q 21 - Aerial arrays or systems
Patents for H01Q 21 - Aerial arrays or systems (25,127)
04/2003
04/09/2003EP1299877A1 Electrographic position location apparatus and method
04/09/2003CN1409932A Non-bandlimiting antenna sharing method and apparatus for base stations
04/08/2003US6545648 Adaptive control of RF receiving antenna system for digital television
04/08/2003US6545647 Antenna system for communicating simultaneously with a satellite and a terrestrial system
04/08/2003US6545644 Wideband slot antenna with low VSWR
04/08/2003CA2261625C Antenna system
04/03/2003WO2003028156A2 Patch fed printed antenna
04/03/2003WO2003028153A1 Frequency dependent calibration of a wideband radio system using narrowband channels
04/03/2003WO2003028149A1 Antenna device and communication equipment using the device
04/03/2003WO2003028094A2 Method of self-assembly of electronic or optical components using an adhesive
04/03/2003WO2003027986A1 Vehicular traffic sensor
04/03/2003WO2003007418A3 An integrated antenna for laptop applications
04/03/2003WO2002076115A3 Intelligent multiplexers in an antenna line management system
04/03/2003US20030064739 Frequency dependent calibration of a wideband radio system using narrowband channels
04/03/2003US20030063039 Field probe
04/03/2003US20030063034 Radio guidance antenna, data communication method, and non-contact data communication apparatus
04/03/2003US20030063032 Antenna system, transceiver, electrical equipment, and computer terminal
04/03/2003US20030062411 Electronic voting apparatus and method for optically scanned ballot
04/03/2003US20030062123 Method of self-latching for adhesion during self-assembly of electronic or optical components
04/02/2003EP1298761A2 Radio guidance antenna, data communication method, and non-contact data communication apparatus
04/02/2003EP1298578A1 Noncontact ic card
04/02/2003EP1298447A2 GPS receiver module
04/02/2003EP1297591A2 System and method for simultaneous transmission of signals in multiple beams without feeder cable coherency
04/02/2003EP1297353A1 Light enclosure for tractor/trailer incorporating antenna and/or radio components
04/02/2003EP1070366B1 Multiple parasitic coupling from inner patch antenna elements to outer patch antenna elements
04/02/2003EP0916167B1 Dual-band coupled segment helical antenna
04/02/2003CN1407732A Switch device for receiving/emitting electromagnetic wave device
04/02/2003CN1407654A Gap butterfly antenna with passive device
04/02/2003CN1104795C Device and method for interference mitigation by joint detection of cochann
04/02/2003CN1104786C Mobile satellite communication device, specially dual-mode mobile satellite communication device
04/01/2003US6542821 GPS receiver and method for processing GPS signals
04/01/2003US6542131 Apparatus for suppressing mutual interference between antennas
04/01/2003US6542130 Tuneable antenna
04/01/2003US6542128 Wide beamwidth ultra-compact antenna with multiple polarization
04/01/2003US6542117 Satellite apparatus with omnidirectional and manually steerable directional antenna
03/2003
03/27/2003WO2003026260A1 Process, arrangement, devices for seizure of a shared telephone line
03/27/2003WO2003026242A1 A digital implementation of multi-channel demodulators
03/27/2003WO2003026067A1 Rfid system
03/27/2003WO2003026062A2 Film antenna, windshield, and film antenna grouding structure
03/27/2003WO2002086542A3 A method and apparatus for identifying buried objects using ground penetrating radar
03/27/2003WO2002084800A3 Crossed slot cavity antenna
03/27/2003WO2002015323A9 Highly integrated single substrate mmw multi-beam sensor
03/27/2003US20030060233 Information processing apparatus, wireless communication card, and information processing system
03/27/2003US20030058177 Built-in anenna of portable radio apparatus
03/27/2003US20030058174 Dual feeding chip antenna with diversity function
03/27/2003US20030058172 Antenna for use with radio device
03/27/2003US20030058171 Diversity antenna and wireless communication apparatus employing it
03/27/2003US20030058170 Circularly polarized wave antenna suitable for miniaturization
03/27/2003US20030058166 Apparatus and method for calibrating array antenna
03/27/2003US20030058165 Method for improving smart antenna array coverage
03/27/2003US20030058133 Vehicular traffic sensor
03/26/2003EP1296409A1 Microwave antenna integrated into an artillery projectile
03/26/2003EP1296407A1 Portable radio unit
03/26/2003EP1295359A2 Wideband meander line loaded antenna
03/26/2003EP1153317B1 Method of interrogating a radio frequency identification device
03/26/2003EP0981837B1 Active antenna comprising radiating elements with redundant architecture
03/26/2003CN1406088A Apparatus and method for calibrating array antenna
03/26/2003CN1405992A Apparatus for diversity receiving/emitting signals using radiation
03/26/2003CN1405576A Gps接收机模块 Gps receiver module
03/26/2003CN1104175C Method and system for selecting an antenna beam of a base station of radio system
03/25/2003US6538619 Antenna control system
03/25/2003US6538616 Cubic antenna
03/25/2003US6538611 Antenna apparatus having a simplified structure
03/25/2003US6538608 Polarization diversity antenna system for cellular telephone
03/25/2003US6538603 Phased array antennas incorporating voltage-tunable phase shifters
03/25/2003US6538529 Signal separator and bandpass filter
03/25/2003US6536538 Establishing positions of locating field detectors and path mapping in underground boring tool applications
03/20/2003WO2003023955A1 Array antenna apparatus
03/20/2003WO2003023901A1 Wide bandwidth base station antenna and antenna array
03/20/2003WO2003023899A1 Travelling wave antenna
03/20/2003WO2003007423A8 Reactive coupling antenna comprising two radiating elements
03/20/2003US20030056221 Digital implementation of multi-channel demodulators
03/20/2003US20030054861 Sharing of antennas by base station nodes of telecommunications network
03/20/2003US20030052834 Antenna system for communicating simultaneously with a satellite and a terrestrial system
03/20/2003US20030052830 Antenna apparatus for performing wireless communication or broadcasting by selecting one of two types of linearly polarized waves
03/20/2003US20030052828 Co-located antenna array for passive beam forming
03/20/2003US20030052826 Low profile dielectrically loaded meanderline antenna
03/20/2003US20030052788 Medical assistance and tracking system and method employing smart tags
03/20/2003US20030052783 Dock door RFID system
03/20/2003US20030051913 Mapping tool for tracking and/or guiding an underground boring tool
03/19/2003EP1294048A2 Information device incorporating an integrated antenna for wireless communication
03/19/2003EP1294047A2 Apparatus and method for calibrating array antenna
03/19/2003EP1294045A1 Sharing of antennas by base station nodes of telecommunications network
03/19/2003EP1293013A2 Method and apparatus for beam forming
03/19/2003CN1404639A Antenna, in particular mobile radio antenna
03/19/2003CN1404318A Wideband omnidirectional collinear antenna array with downwards bevel beam and its realizing method
03/19/2003CN1404291A Information apparatus including radio communication antenna
03/19/2003CN1403955A Sequential grating array device
03/18/2003US6535180 Antenna receiving system and method
03/18/2003US6535173 Slot array antenna having a feed port formed at the center of the rear surface of the plate-like structure
03/18/2003US6535172 Antenna device and radio communication card module having antenna device
03/18/2003US6535170 Dual band built-in antenna device and mobile wireless terminal equipped therewith
03/18/2003US6535169 Source antennas for transmitting/receiving electromagnetic waves for satellite telecommunications systems
03/18/2003US6535168 Phased array antenna and method of manufacturing method
03/13/2003WO2003021717A1 Systems and methods for providing optimized patch antenna excitation for mutually coupled patches
03/13/2003WO2003021716A1 Antenna device, wireless communication terminal, external antenna and hand-strap
03/13/2003WO2003021714A2 An antenna system and rf signal interference/jamming abatement in a terrestrial gps apparatus and method
03/13/2003WO2002089246A9 Diversity slot antenna
03/13/2003WO2002061994A8 Adaptive, multi-rate waveform and frame structure for a synchronous ds-cdma system
03/13/2003US20030051080 Radio frequency local area network
1 ... 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 ... 252