Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
02/2004
02/26/2004US20040036660 Radial line slot antenna
02/26/2004US20040036654 Antenna assembly for circuit board
02/26/2004US20040036648 Aircraft phased array antenna structure including adjacently supported equipment
02/26/2004DE10333297A1 Verfahren und Vorrichtung zum Steuern von Antennen einer Fernsteueranlage eines Kraftfahrzeuges Method and apparatus for controlling antennas of a remote control system of a motor vehicle
02/26/2004CA2495265A1 Combination satellite and terrestrial antenna
02/25/2004EP1391009A1 Plate dipole antenna
02/25/2004CN1478313A Antenna device and communication equipment using it
02/25/2004CN1477789A Dual-mode wireless local area network module and its radio-frequency front end circuit
02/24/2004US6697641 Method and system for improving communication
02/24/2004US6697610 Smart antenna for RF receivers
02/24/2004US6697030 Tunable dual band antenna system
02/24/2004US6697029 Antenna array having air dielectric stripline feed system
02/24/2004US6697019 Low-profile dual-antenna system
02/24/2004US6696954 Antenna array for smart RFID tags
02/24/2004CA2356265C Phased array antenna and method of manufacturing the same
02/19/2004WO2004015813A1 Antenna diversity system and method for operating said system
02/19/2004WO2004015810A1 Dual band antenna system
02/19/2004WO2004015809A2 Phased array antenna for space based radar
02/19/2004WO2004015808A2 Array of modular transmission antennas for an rf identification system
02/19/2004WO2003079043A3 Open loop array antenna beam steering architecture
02/19/2004WO2002091517A8 Planar high-frequency antenna
02/19/2004US20040034863 Fast digital channel changing
02/19/2004US20040033714 Connector system
02/19/2004US20040032374 Compact wide scan periodically loaded edge slot waveguide array
02/19/2004US20040032373 Combination satellite and terrestrial antenna
02/19/2004US20040032370 Portable radio-use antenna
02/19/2004DE19523805B4 Mikrostreifenantenne Microstrip antenna
02/19/2004DE10235222A1 Wideband antenna with monopole and dipole tuned to higher frequency range and used for providing roof capacitance for monopole
02/19/2004DE10233394A1 Mobile and stationary satellite reception antenna for automobile or ship has upper and lower antenna elements and associated reception dipoles
02/19/2004CA2494537A1 Dual band antenna system
02/18/2004EP1389874A2 Fast digital channel changing
02/18/2004EP1142063B1 Telecommunication device with shaped electronic scanning arrays and associated telecommunication terminal
02/18/2004CN2604009Y All-channel double-deck steering antenna
02/18/2004CN2604008Y Combined all-channel steering television aerial
02/18/2004CN1476654A Dual-polarization antenna array
02/18/2004CN1476653A 阵列天线装置 Array antenna apparatus
02/18/2004CN1139144C Antenna unit with multilayer structure
02/17/2004US6694150 Multiple band wireless telephone with multiple antennas
02/17/2004US6694045 Generation and verification of a digitized signature
02/17/2004US6693603 Communications antenna structure
02/17/2004US6693599 RF transponder
02/17/2004US6693590 Method and apparatus for a digital phased array antenna
02/17/2004US6693557 Vehicular traffic sensor
02/17/2004US6691567 System and method for tire pressure monitoring including automatic tire location recognition
02/17/2004CA2236548C Antenna system
02/12/2004WO2004013984A1 Simple smart-antenna method and apparatus for mud-enabled cellular networks
02/12/2004WO2004013935A1 Directional dual frequency antenna arrangement
02/12/2004WO2004013934A1 Dielectric interconnect frame incorporating emi shield and hydrogen absorber for tile t/r modules
02/12/2004WO2004013930A2 Modular phased array with improved beam-to-beam isolation
02/12/2004US20040029619 System for operational coexistence of wireless communication technologies
02/12/2004US20040029618 Portable radio apparatus antenna
02/12/2004US20040027308 Low profile, dual polarized/pattern antenna
02/12/2004US20040027305 Antenna configurations for reduced radar complexity
02/12/2004US20040027304 High gain antenna for wireless applications
02/12/2004US20040027301 Bumper-aerial assembly
02/12/2004US20040027298 Antenna device and communication equipment using the device
02/12/2004US20040027291 Planar antenna and array antenna
02/12/2004US20040027288 Antenna device
02/12/2004US20040027285 Multi-patch antenna which can transmit radio signals with two frequencies
02/12/2004US20040027279 Modular phased array with improved beam-to-beam isolation
02/12/2004US20040026231 Connecting circuits; radio frequency for generating a plasma; low impedance capacitance coupling
02/12/2004DE10231961B3 Niedrig bauende Dual- oder Multibandantenne, insbesondere für Kraftfahrzeuge Low headroom dual or multi-band antenna, especially for motor vehicles
02/11/2004EP1388951A2 System for operational coexistence of wireless communication technologies
02/11/2004CN2603534Y Broadband dipolar plate decimetric wave TV transmitting antenna
02/11/2004CN1474996A Contactless data carrier
02/11/2004CN1474612A Intelligent antenna system combining self adaptive beam and self adaptive switch beam
02/11/2004CN1474526A Amplitude/phase error corrector of array antenna radiofrequency path
02/11/2004CN1138313C Folded bow-tie antenna
02/10/2004US6690952 Adaptive array antenna transceiver apparatus
02/10/2004US6690924 Circular polarization antenna for wireless communications
02/10/2004US6690333 Cylindrical ray imaging steered beam array (CRISBA) antenna
02/10/2004US6690328 Antenna structure and installation
02/10/2004US6690170 Antenna structures for electromagnetic well logging tools
02/10/2004CA2306650C Antenna structure and installation
02/10/2004CA2199428C Antenna with single or double reflectors, with shaped beams and linear polarisation
02/05/2004WO2004012347A2 Quadrifilar antenna serial feed network
02/05/2004WO2003098734A3 Antenna for array applications
02/05/2004WO2003098733A3 Dielectric antenna array feed mechanism
02/05/2004US20040023691 Simple smart-antenna system for MUD-enabled cellular networks
02/05/2004US20040023617 Radio frequency local area network
02/05/2004US20040023058 Dielectric interconnect frame incorporating EMI shield and hydrogen absorber for tile T/R modules
02/05/2004US20040021613 Dipole feed arrangement for corner feflector antenna
02/05/2004US20040021612 Transmission/reception sources of electromagnetic waves for multireflector antenna
02/05/2004US20040021611 Plane antenna and method for manufacturing the same
02/05/2004US20040021606 Small plane antenna and composite antenna using the same
02/05/2004DE10331893A1 Verfahren zum Sparen von Leistung durch Reduzierung der Zeit des aktiven Empfangs im Standby-Betrieb Method for conserving power by reducing the period of active reception in standby mode
02/05/2004DE10233172A1 Telekommunikationssystem zur UMTS-Funkversorgung Telecommunications system for UMTS radio coverage
02/04/2004EP1387497A1 Mobile telephone with additional integrated antenna
02/04/2004EP1387435A1 Antenna device
02/04/2004EP1387433A1 Broad-band antenna for mobile communication
02/04/2004EP1188202B1 Device for transmitting and/or receiving signals
02/04/2004CN2602496Y Dual frequency wireless LAN access point adopting modularized separating antenna structure
02/04/2004CN1473430A Mixed-media telecommunication call set-up
02/04/2004CN1473377A Wideband phased array antenna and associated methods
02/04/2004CN1473375A Portable radio-use antenna
02/04/2004CN1473373A Antenna device, wireless communication terminal, external antenna and hand-strap
02/04/2004CN1137532C Dual mode switched antenna
02/03/2004US6686886 Integrated antenna for laptop applications
02/03/2004US6686885 Phased array antenna for space based radar
02/03/2004US6686884 Microchip dual band antenna