Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
01/2005
01/05/2005EP1310018A4 Switched beam antenna architecture
01/05/2005EP1295359A4 Wideband meander line loaded antenna
01/05/2005CN2669386Y Xiaolingtong base-station network combined antenna
01/05/2005CN2669382Y Built-in GPRS antenna for use on PC card
01/05/2005CN1561562A 场探头 Field probe
01/05/2005CN1561031A Interconnected network web information issuing method
01/04/2005US6839572 Control device for a subsystem in a base station for mobile telephony
01/04/2005US6839543 Method and system for detecting and discriminating multipath signals
01/04/2005US6839039 Antenna apparatus for transmitting and receiving radio waves to and from a satellite
01/04/2005US6839036 Concatenated Vivaldi notch/meander line loaded antennas
01/04/2005US6839033 Multi-frequency antenna
01/04/2005US6839031 Wireless loop antenna battery saver
01/04/2005US6839028 Microstrip antenna employing width discontinuities
01/02/2005CA2472435A1 Phase compensated field-cancelling nested loop antenna
12/2004
12/30/2004US20040266483 Calibration apparatus for smart antenna and method thereof
12/30/2004US20040266481 RF ID tag reader utilizing a scanning antenna system and method
12/30/2004US20040266344 Integrated AM/FM mast with single SDARS antenna
12/30/2004US20040264592 Polarization state techniques for wireless communications
12/30/2004US20040263421 Antenna system and RF signal interference abatement method
12/30/2004US20040263413 Multiple pitch antenna assembly
12/30/2004US20040263412 Plasma production device and method and RF driver circuit with adjustable duty cycle
12/30/2004US20040263410 Antenna array
12/30/2004US20040263406 Integrated spiral and top-loaded monopole antenna
12/30/2004US20040263403 Mobile satellite radio antenna system
12/30/2004US20040263397 Satellite signal receiving antenna apparatus
12/30/2004US20040263393 Integrated phased array antenna
12/30/2004US20040263392 Antenna element, feed probe; dielectric spacer, antenna and method of communicating with a plurality of devices
12/30/2004US20040263390 Planar antenna for a wireless mesh network
12/30/2004US20040263387 Electronically agile dual beam antenna system
12/30/2004US20040262645 Radio frequency microelectromechanical systems (MEMS) devices on low-temperature co-fired ceramic (LTCC) substrates
12/29/2004WO2004114706A1 Transmission channel selection based on historic quality data in a wlan
12/29/2004WO2004114547A1 Method for optimising at least one property of a satellite system, optimisation device for a satellite system, satellite receiver and satellite system
12/29/2004WO2004114464A1 Pifa antenna system for several mobile telephone frequency bands
12/29/2004WO2004099707A3 Winged vehicle with deployable wings mounted to a translating pivot mechanism
12/29/2004WO2004086555A3 Multi-band omni directional antenna
12/29/2004WO2002033511A3 Article tracking system and method
12/29/2004EP1492196A2 Antenna system for mobile satellite radio
12/29/2004EP1492195A1 Integratd AM/FM mast with single sdars antenna
12/29/2004CN1558469A Vertical polarization single dipole radio station transmitting antenna
12/29/2004CN1558467A Household image and sound equipment with wireless transmission function
12/29/2004CN1182626C Apparatus for receiving and transmitting radio signal
12/28/2004US6836645 GPS receiver module
12/28/2004US6836257 Variable-pitch helical antenna, and corresponding method
12/28/2004US6836256 Dual-band VHF-UHF antenna system
12/28/2004US6836255 Limited field of view antenna for space borne applications
12/28/2004US6836254 Antenna system
12/28/2004US6836250 Microstrip antenna
12/26/2004CA2456937A1 Antenna element, feed probe; dielectric spacer, antenna and method of communicating with a plurality of devices
12/23/2004WO2004112188A1 Built-in antenna having center feeding structure for wireless terminal
12/23/2004WO2004091040A9 Cavity embedded antenna
12/23/2004WO2004051791A3 Multi-layer capacitive coupling in phased array antennas
12/23/2004WO2004025775A3 Concentric phased arrays symmetrically oriented on the spacecraft bus for yaw-independent navigation
12/23/2004US20040257300 Wave antenna lens system
12/23/2004US20040257297 Quadrifilar Antenna
12/23/2004US20040257295 External antenna
12/23/2004US20040257291 Multiple-element antenna with wide-band antenna element
12/23/2004US20040257287 Antenna device
12/23/2004US20040257286 Glass antenna system for vehicles
12/23/2004US20040257266 Technique for changing a range gate and radar coverage
12/23/2004US20040257265 Radar antenna array
12/23/2004DE10323549A1 Formation method for shaping a radiation pattern in array antenna, uses single antennas with amplitude and phase final control elements
12/22/2004EP1489684A1 Antenna system including simultaneous phase aiding and phase canceling element
12/22/2004EP1489683A1 Antenna coil
12/22/2004EP1489680A1 Glass antenna system for vehicles
12/22/2004EP1489635A2 High efficiency core antenna and construction method
12/22/2004EP1488614A2 Adaptive receive and omnidirectional transmit antenna array
12/22/2004EP1488537A2 Passive intermodulation interference control circuits
12/22/2004EP1488478A2 Open loop array antenna beam steering architecture
12/22/2004EP1488477A1 Antenna
12/22/2004EP1488476A1 Dielectric resonator antenna
12/22/2004EP1391009A4 Plate dipole antenna
12/22/2004EP1269570B1 Common aperture reflector antenna with improved feed design
12/22/2004EP1218771B1 System for determining item orientation and identification
12/22/2004CN1557089A Process, arrangement, devices for seizure of a shared telephone line
12/21/2004US6833819 Beam steering apparatus for a traveling wave antenna and associated method
12/21/2004US6833817 Method and collapsible antenna for wireless communication
12/21/2004US6833815 Cavity embedded meander line loaded antenna
12/21/2004US6833812 Systems and methods for providing optimized patch antenna excitation for mutually coupled patches
12/16/2004WO2004109858A1 Antenna and electronic device using the same
12/16/2004WO2004109854A1 Radio frequency antenna in a wireless device
12/16/2004WO2004109852A1 Antenna module and mobile communication terminal having the same
12/16/2004WO2004109851A1 Monolithic millmeter wave reflect array system
12/16/2004WO2004109846A1 Antenna device
12/16/2004WO2003007418A8 An integrated antenna for laptop applications
12/16/2004US20040253987 Method and device for determining distributed signal sources of a base station
12/16/2004US20040252071 Multiband dual polarized adjustable beamtilt base station antenna
12/16/2004US20040252070 Printed dual dipole antenna
12/16/2004US20040252068 High efficiency core antenna and construction method
12/16/2004US20040252060 Antenna apparatus
12/16/2004US20040252059 Wide-band modular mems phased array
12/16/2004US20040252046 System for avoidance of collision between an aircraft and an obstacle
12/16/2004US20040252026 EAS and RFID systems incorporating field canceling core antennas
12/16/2004DE19800937B4 Antennenadapter zum abtrennbaren Verbinden einer Fremdantenne mit einem Funksende- und -empfangsgerät Antenna adapter for connecting an external detachable antenna with a radio transceiver
12/16/2004CA2568695A1 A segmented antenna system for offshore radio networks and method of using same
12/16/2004CA2470428A1 Antenna system including simultaneous phase aiding and phase canceling elements
12/15/2004EP1486798A2 System for avoidance of collision between an aircraft and an obstacle
12/15/2004EP1485968A1 Beam forming array of transducers
12/15/2004CN1555616A Radio terminal apparatus and its reception control program
12/15/2004CN1555593A Waveguide antennas
12/15/2004CN1555004A Display card for increasing video play smooth degree