Patents
Sitemap › H01 - Basic electric elements › H01Q - Aerials › H01Q 21 - Aerial arrays or systems
Patents for H01Q 21 - Aerial arrays or systems (25,127)
11/2003
11/18/2003US6650213 Electromagnetic-induction coupling apparatus
11/18/2003US6647773 System and method for integrated tire pressure monitoring and passive entry
11/18/2003CA2372625C Flat antenna for mobile satellite communication
11/13/2003WO2003094292A1 Reflect array antenna wih assymetrically switched antenna elements
11/13/2003WO2003094288A1 Curtain antenna
11/13/2003WO2003094285A2 Adaptive pointing for directional antennas
11/13/2003WO2003079488A3 Dual-element microstrip patch antenna for mitigating radio frequency interference
11/13/2003WO2003063290A3 Phase-shifting system and antenna field comprising such a phase-shifting system
11/13/2003WO2003055080A3 System, method, and apparatus for improving the performance of space division multiple access and other systems that shape antenna beams by employing postdetection polarimetric beamsteering and utilizing genetic algorithms to synthesize beams
11/13/2003US20030210207 Planar wideband antennas
11/13/2003US20030210204 Directional antenna
11/13/2003US20030210202 Four element array of cassegrain reflector antennas
11/13/2003US20030210195 Methods and apparatus for radar signal reception
11/13/2003US20030210194 Antenna polarization separation to provide signal isolation
11/13/2003US20030210193 Low Profile Two-Antenna Assembly Having a Ring Antenna and a Concentrically-Located Monopole Antenna
11/13/2003US20030210191 Embedded antennas for a communications device
11/13/2003US20030210182 Video amplifier for a radar receiver
11/13/2003US20030210172 Technique for changing a range gate and radar coverage
11/13/2003US20030209601 Article tracking system and method
11/13/2003DE19951123C2 Radarsensor für ein Überwachen der Umgebung eines Kraftfahrzeuges Radar sensor for monitoring the environment of a motor vehicle
11/13/2003CA2485097A1 Adaptive pointing for directional antennas
11/12/2003EP1361680A1 Multi-antenna apparatus; multi-antenna reception method; and multi-antenna transmission method
11/12/2003EP1361624A1 Antenna of polygonal shape
11/12/2003EP1360857A1 Antenna system for a wireless information device
11/12/2003EP1360856A1 Control device for an antenna subsystem in a base station for mobile telephony
11/12/2003EP1360740A1 Wireless terminal with a plurality of antennas
11/12/2003EP1360739A1 Antenna system including internal planar inverted-f antennas coupled with a retractable antenna and wireless communicators incorporating same
11/12/2003EP0825674B1 Single-wire spiral antenna
11/12/2003EP0789938B1 An antenna control system
11/12/2003CN1455971A Wireless terminal with multiple antennas
11/12/2003CN1455969A built-in antenna of portable radio apparatus
11/12/2003CN1127810C Cellular telephone
11/12/2003CN1127778C Multibeam antenna
11/11/2003US6646621 Spiral wound, series fed, array antenna
11/11/2003US6646618 Low-profile slot antenna for vehicular communications and methods of making and designing same
11/11/2003US6646615 Method and apparatus for wireless communication utilizing electrical and magnetic polarization
11/11/2003US6646614 Multi-frequency band antenna and related methods
11/11/2003US6646607 Antenna system, transceiver, electrical equipment, and computer terminal
11/11/2003US6646606 Double-action antenna
11/11/2003US6646599 Open loop array antenna beam steering architecture
11/11/2003US6644555 Chip card comprising an antenna
11/11/2003US6644406 Fracturing different levels within a completion interval of a well
11/11/2003CA2319325C Vhf/uhf self-tuning planar antenna system
11/06/2003WO2003092119A2 Wireless communication device consisting of a grounded antenna that is coupled to a wireless communication chip as well as method for fabrication of the device
11/06/2003WO2003092118A1 Low-profile, multi-frequency, multi-band, capacitively loaded magnetic dipole antenna
11/06/2003WO2003063055A3 Generation and verification of a digitized signature
11/06/2003WO2003028094A3 Method of self-assembly of electronic or optical components using an adhesive
11/06/2003US20030206142 Antenna layout and coordinate positioning method for electromagnetic-induction systems
11/06/2003US20030206140 Integrated multipath limiting ground based antenna
11/06/2003US20030206134 Partially deployed active phased array antenna array system
11/06/2003CA2518613A1 Wireless communication device consisting of a grounded antenna that is coupled to a wireless communication chip as well as method for fabrication of the device
11/05/2003EP1359639A1 Antenna for communication terminal apparatus
11/05/2003CN2585244Y Wind measuring radar
11/05/2003CN1453901A Series-feed spiral array antenna
11/05/2003CN1127174C Antenna device with improved channel isolation
11/05/2003CN1127171C Short circuit microstrip antenna and device including that antenna
11/04/2003US6642908 Switched beam antenna architecture
11/04/2003US6642898 Fractal cross slot antenna
11/04/2003US6642894 Smart antenna for airborne cellular system
11/04/2003US6642892 Antenna and electronic device containing the same
11/04/2003US6642890 Apparatus for coupling electromagnetic signals
11/04/2003US6642889 Asymmetric-element reflect array antenna
11/04/2003US6642810 Waveguide apparatus
11/04/2003US6640907 Mapping tool for tracking and/or guiding an underground boring tool
11/04/2003CA2330990C An improved phases array terminal for equitorial satellite constellations
10/2003
10/30/2003WO2003090314A1 Leaky-wave dual polarized slot type antenna
10/30/2003WO2003090313A1 Rf system concept for vehicular radar having several beams
10/30/2003WO2003090312A1 Interferometric antenna array for wireless devices
10/30/2003WO2003090309A2 Crossed-field radio antenna
10/30/2003WO2002060009A8 Microwave antenna arrangement
10/30/2003WO2002031915A3 Tracking antenna and method
10/30/2003US20030201948 Spiral wound, series fed, array antenna
10/30/2003US20030201946 Antenna with enclosed receptors
10/30/2003US20030201944 Two-element and multi-element planar array antennas
10/30/2003US20030201942 Low-profile, multi-frequency, multi-band, capacitively loaded magnetic dipole antenna
10/30/2003US20030201941 Multi-element planar array antenna
10/30/2003US20030201940 Folding directional antenna
10/30/2003US20030201939 Integrated dual or quad band communication and GPS band antenna
10/29/2003EP1357637A2 Spiral wound, series fed, array antenna
10/29/2003EP1357513A2 Noncontact sensor coil and tag system
10/29/2003EP1356542A1 Improved antenna arrangement for multiple input multiple output communications systems
10/29/2003EP0939975B1 Flat antenna
10/29/2003CN2583820Y Domestic T.V. antenna
10/29/2003CN2583819Y Double-probe fan-beam antenna for basic station
10/29/2003CN1452799A Hybrid antenna system for portable wireless communication device
10/29/2003CN1452336A Full-adaptive-weigh module intelligent antenna receiving method and device
10/29/2003CN1452270A 智能型天线 Smart Antenna
10/29/2003CN1126196C Bipolarized base station antenna for transmitting and receiving electromagnetic signal and method for assembling said antenna
10/29/2003CN1126195C Radio communication device and antenna system
10/28/2003US6640111 Cellular communications systems
10/28/2003US6640110 Scalable cellular communications system
10/28/2003US6639558 Multi frequency stacked patch antenna with improved frequency band isolation
10/28/2003US6639555 Antenna unit, communication system and digital television receiver
10/28/2003US6639548 Method for creation of planar or complex wavefronts in close proximity to a transmitter array
10/23/2003WO2003088486A2 Method for interpretation of a radio-electrical command
10/23/2003WO2003088420A1 Horizontally polarized endfire antenna array
10/23/2003WO2003088413A2 Low-cost trombone line beamformer
10/23/2003WO2003087431A2 Deposition methods utilizing phased array microwave excitation, and deposition apparatuses
10/23/2003US20030197653 RFID antenna apparatus and system
10/23/2003US20030197651 Dual antenna capable of transmitting and receiving circularly polarized electromagnetic wave and linearly polarized electromagnetic wave
1 ... 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 ... 252