Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
06/2004
06/24/2004US20040119645 Broadband dual-polarized microstrip array antenna
06/24/2004US20040119644 Antenna system for a motor vehicle
06/24/2004US20040119643 Planar inverted-f antenna and application system thereof
06/24/2004US20040119637 Liquid level detection gauge and associated methods
06/24/2004US20040119633 Methods and apparatus for obtaining positional information
06/24/2004DE10313050B3 Mobile communications terminal e.g. for automobile audio system, with Bluetooth (RTM) antenna provided by metal frame used for electrostatic discharge protection of printed circuit board
06/23/2004EP1432073A1 Coaxial collinear antenna
06/23/2004EP1432071A2 Compact and low-profile antenna device having wide range of resonance frequencies
06/23/2004EP1432070A1 Dual-band antenna
06/23/2004EP1432067A2 Cell phone antenna switching circuit and antenna switching method
06/23/2004EP1432066A1 Antenna device and communication equipment using the device
06/23/2004EP1362489A4 Wireless local loop antenna
06/23/2004EP1362488A4 External antenna for a wireless local loop system
06/23/2004EP1147500A4 Coil array for eas marker deactivation device
06/23/2004EP1145381A4 Signal processing method and apparatus for computing an optimal weight vector of an adaptive antenna array system
06/23/2004EP0927480B1 Interference mitigation by joint detection of cochannel signals
06/23/2004CN1507676A Antenna for a receiver and/or transmitter, especially a roof antenna for motor vehicles
06/23/2004CN1507673A Dual-band dual-polarized antenna array
06/23/2004CN1507176A Wireless point-to-multi-point system
06/23/2004CN1506695A Synthetic GPS positioning system and communication system utilizing shared circuit
06/23/2004CN1155178C Method and equipment for up receiving array ni wireless communicaltion system
06/23/2004CN1155138C High isolation dual polarized antenna system with microstrip-fed aperture coupled patches
06/23/2004CN1155137C Circular polarization antenna and signal receiving & transmitting apparatus and method using the same antenna
06/22/2004US6753827 Antenna device for mobile communication terminal
06/22/2004US6753826 Dual band phased array employing spatial second harmonics
06/22/2004US6753820 Communication station comprising a configuration of loosely coupled antennas
06/22/2004US6753817 Multi-element planar array antenna
06/22/2004US6753815 Antenna device
06/17/2004WO2004051884A1 Method and apparatus for true diversity reception with single antenna
06/17/2004WO2004051878A1 Wireless subscriber communication unit and antenna arrangement therefor
06/17/2004WO2004051805A2 Rhombic antenna array
06/17/2004WO2004051804A1 Adaptive passive distributed antenna system
06/17/2004WO2004051802A1 Antenna for communication with a satellite
06/17/2004WO2004051800A1 Chip antenna, chip antenna unit and radio communication device using them
06/17/2004WO2004051798A1 Steerable-beam antenna device and a planar directional antenna
06/17/2004WO2004051797A1 Antenna for television phone
06/17/2004WO2004051796A1 Two-dimensional antenna array
06/17/2004WO2004051791A2 Multi-layer capacitive coupling in phased array antennas
06/17/2004WO2004051790A2 Active antenna
06/17/2004WO2004038854A3 Sub-millimetre wavelength camera
06/17/2004WO2004027919A3 Activation layer controlled variable impedance transmission line
06/17/2004US20040113861 Support structure for antennas, transceiver apparatus and rotary coupling
06/17/2004US20040113857 Planar antenna with wave guide configuration
06/17/2004US20040113856 Antenna
06/17/2004US20040113855 Integrated glass antenna for automobile
06/17/2004US20040113850 Method and collapsible antenna for wireless communication
06/17/2004US20040113848 Integrated tri-band antenna for laptop applications
06/17/2004US20040113846 Circuit board and SMD antenna for this
06/17/2004US20040113841 Device for receiving and/or transmitting electromagnetic signals for use in the field of wireless transmissions
06/17/2004US20040113840 Antenna assembly
06/17/2004US20040113839 Wideband signal detection and tracking system
06/17/2004DE10255795A1 Anordnung zum Betrieb einer Mehrzahl von Endgeräten an einer gemeinsamen Antenne und Verfharen zum Betreiben einer solchen Anordnung Arrangement for operating a plurality of terminals on one antenna and Verfharen for operating such an arrangement
06/17/2004CA2508362A1 Multi-layer capacitive coupling in phased array antennas
06/16/2004EP1428374A1 Process, arrangement, devices for seizure of a shared telephone line
06/16/2004EP1428295A1 Adjustable antenna feed network with integrated phase shifter
06/16/2004EP1428294A1 Reactive coupling antenna comprising two radiating elements
06/16/2004EP1428292A1 Wide bandwidth base station antenna and antenna array
06/16/2004EP1428291A1 Systems and methods for providing optimized patch antenna excitation for mutually coupled patches
06/16/2004CN1505850A Cellular base station antenna
06/16/2004CN1154201C Bipolarization antenna for base station
06/15/2004US6751476 Information processing apparatus, wireless communication card, and information processing system
06/15/2004US6751442 Low-height, low-cost, high-gain antenna and system for mobile platforms
06/10/2004WO2004049583A1 Radio communication apparatus
06/10/2004WO2004049506A1 System for operating a plurality of terminals on a common antenna, and method for operating such a system
06/10/2004WO2004049504A1 Broadband csc2 antenna pattern beam forming networks
06/10/2004WO2004049500A2 Method and apparatus for creating an eh antenna
06/10/2004WO2004049498A2 Smart antenna system with improved localization of polarized sources
06/10/2004WO2004012347A3 Quadrifilar antenna serial feed network
06/10/2004WO2003094285A9 Adaptive pointing for directional antennas
06/10/2004US20040110469 Repeaters for wireless communication systems
06/10/2004US20040108963 Communication system with broadband antenna
06/10/2004US20040108956 Two-dimensional antenna array
06/10/2004US20040108955 Multiband antenna
06/10/2004US20040108951 Antenna device for radar-based level gauging
06/10/2004CA2506779A1 Smart antenna system with improved localization of polarized sources
06/09/2004EP1427055A1 Low cost antennas using conductive plastics or conductive composites
06/09/2004EP1425885A1 Method and system for transmitting data from a first data network into a second data network
06/09/2004EP1425819A1 Distribution system for antenna array
06/09/2004EP1425817A2 Dual mode switched beam antenna
06/09/2004EP0896748B1 Dual band antenna
06/09/2004CN1504002A 便携式收发器的天线 Portable transceiver antenna
06/09/2004CN1503587A Active antenna array and system for wave beam formation
06/09/2004CN1153490C Antenna reconfiguration device for telecommunication station
06/09/2004CN1153317C Wide bandwidth antenna arrays
06/09/2004CN1153316C Combination satellite and VHF/UHF receiving antenna
06/08/2004US6748312 Safe distance algorithm for adaptive cruise control
06/08/2004US6747606 Single or dual polarized molded dipole antenna having integrated feed structure
06/08/2004US6747605 Planar high-frequency antenna
06/08/2004US6747584 Aggregate beamformer for use in a directional receiving array
06/04/2004CA2452284A1 Low cost antennas using conductive plastics or conductive composites
06/03/2004WO2004047333A2 Hybrid space-time diversity beam forming method
06/03/2004WO2004047222A1 Multiple frequency capacitively loaded magnetic dipole
06/03/2004WO2004047219A2 Actively reconfigurable pixelized antenna systems
06/03/2004WO2004046807A1 Miniature electro-optic device and corresponding uses thereof
06/03/2004WO2004046663A1 Apparatus and method for radar-based level gauging
06/03/2004WO2004046019A1 Miniature relay and corresponding uses thereof
06/03/2004US20040106436 Wireless LAN technologies for reducing interference between or among wireless LAN access points
06/03/2004US20040104860 Multi-layer capacitive coupling in phased array antennas
06/03/2004US20040104859 Wide bandwidth flat panel antenna array
06/03/2004US20040104855 Radio communication apparatus