Patents for H01Q 11 - Electrically-long aerials having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements (4,834) |
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11/11/2009 | EP2115899A2 Optimized receive antenna and system for precision gps-at-geo navigation |
11/05/2009 | US20090273530 Couple-fed multi-band loop antenna |
11/04/2009 | CN201340904Y Log-periodic dipole antenna |
10/29/2009 | US20090270057 Bias circuit for a radio frequency power-amplifier and method therefor |
10/29/2009 | US20090270056 Modulation system and method for switched amplifiers |
10/28/2009 | EP1927158B1 Antenna system for continuous ionospheric link |
10/27/2009 | US7610064 Direct downlink RF module |
10/27/2009 | US7610028 Method and system for reduction of peak-to-average power ratio of transmission signals comprising overlapping waveforms |
10/27/2009 | US7609222 Antenna assemblies with antenna elements and reflectors |
10/27/2009 | US7609220 Channelized log-periodic antenna with matched coupling |
10/27/2009 | US7609213 Two-branch broadband antenna |
10/20/2009 | US7606535 Modular wide-range transceiver |
10/15/2009 | US20090256763 Multiband folded loop antenna |
10/15/2009 | US20090256761 Handheld device with switchable signal receiving modes |
10/13/2009 | US7603090 Circuit for contractless device having active and passive send modes |
10/13/2009 | CA2358163C Coil array for eas marker deactivation device |
10/07/2009 | CN101554036A System and method for controlling a wireless device |
10/06/2009 | US7599729 Evaluating the urethra and the periurethral tissues |
10/06/2009 | US7599670 Dynamic bias for receiver controlled by radio link quality |
10/06/2009 | US7599669 Transmitting arrangement, transreceiver with a transmitting arrangement and method for signal processing |
10/01/2009 | WO2009119552A1 Radio communication device |
10/01/2009 | US20090245419 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios |
10/01/2009 | US20090243947 Antenna With First and Second Loop Radiating Elements |
10/01/2009 | DE10307085B4 Linear polarisierte logarithmisch-periodische Mono- bzw. Dipolantenne nach dem Yagi-Prinzip Linearly polarized log-periodic dipole antenna mono- or after the Yagi principle |
09/30/2009 | CN100546174C Adjusting circuit and method for adjusting amplitude of radio frequency signal |
09/30/2009 | CN100546099C Contrawound helical antenna |
09/24/2009 | US20090237211 Security and identification tags |
09/22/2009 | US7593702 Open-loop RF transmitter output power control for increased power efficiency |
09/16/2009 | CN100542056C Transmitter circuit and method for realizing dynamic range |
09/15/2009 | US7590395 Power management scheme for software-defined radios |
09/10/2009 | US20090227217 Radio terminal and transmission power control method |
09/09/2009 | EP2097948A1 A dielectrically loaded antenna and an antenna assembly |
09/03/2009 | WO2009108735A1 Dual-band multi-pitch parasitic half-wave (mpph) antenna |
09/01/2009 | US7583985 MAC controlled sleep mode/wake-up mode with staged wake-up for power management |
09/01/2009 | US7583930 Transmission device, electric field communication transceiver, and electric field communication system |
09/01/2009 | US7583233 RF Receiving and transmitting apparatuses having a microstrip-slot log-periodic antenna |
08/26/2009 | EP2093834A2 Chip antenna |
08/26/2009 | EP2092597A1 Antenna network with kilometric or hectometric progressive ground wave |
08/25/2009 | US7579995 Near field nulling antenna systems |
08/25/2009 | US7579994 Flat plate antenna with a rotating field, comprising a central loop and eccentric loops, and system for identification by radiofrequency |
08/20/2009 | WO2009100729A1 Identification tag for identifying objects with a metal surface |
08/19/2009 | EP2089992A1 A radio communication system |
08/13/2009 | WO2009012957A3 Rod antenna with different antenna conductor structures in places |
08/13/2009 | WO2008065376A9 A dielectrically loaded antenna and an antenna assembly |
08/13/2009 | US20090203345 Method and system for down-converting an Electromagnetic signal, transforms for same, and Aperture relationships |
08/06/2009 | US20090195466 Antenna For a Wireless Personal Area Network |
08/05/2009 | CN101502004A Re-configurable impedance matching and harmonic filter system |
08/04/2009 | US7570931 RF transmitter with variably biased RF power amplifier and method therefor |
08/04/2009 | US7570930 Amplifier arrangement, polar transmitter having the amplifier arrangement and method for amplifying signals |
08/04/2009 | US7570919 Transmitter, receiver, and radio communications system and method |
08/04/2009 | US7570627 Method for sharing bandwidth using reduced duty cycle signals and media access control |
08/04/2009 | US7570168 Antenna for communication with a multitude of transponders |
07/30/2009 | US20090191827 Apparatuses and a method for reducing peak power in telecommunications systems |
07/29/2009 | CN100521367C 天线 Antenna |
07/22/2009 | EP2081254A1 Antenna coupler |
07/21/2009 | US7565116 High frequency module |
07/21/2009 | US7564418 Twin ground antenna |
07/16/2009 | WO2009089519A1 Method for building multi-component electromagnetic antennas |
07/16/2009 | WO2009087088A1 Jammer antenna system |
07/16/2009 | US20090181628 Method, device and system of reduced peak-to-average-ratio communication |
07/16/2009 | US20090179801 Dual-band antenna |
07/14/2009 | US7561901 Adaptation of push mail filters to save UE battery power |
07/07/2009 | US7558542 System and method for providing a transmitter for polar modulation and power amplifier linearization |
07/07/2009 | US7558541 Amplifier gain and phase stabilizer |
07/07/2009 | US7558540 Method and apparatus for regulating the transmitted power in multi-rate wireless communication systems |
07/07/2009 | US7558230 Method for controlling power of HS-SCCH in mobile communication system |
07/07/2009 | US7557551 Amplitude modulated switching voltage regulator |
07/02/2009 | US20090170454 Current limiting circuit for rf power amplifier |
07/02/2009 | US20090167612 Miniature antenna having a volumetric structure |
06/30/2009 | US7555272 Transmission arrangement for transmitting data continuously in the time domain |
06/30/2009 | US7554501 Loop antenna having matching circuit integrally formed |
06/25/2009 | WO2009077171A1 Antenna coupler |
06/25/2009 | US20090160720 Uhf/vhf planar antenna device, notably for portable electronic equipment |
06/25/2009 | US20090160719 Radio frequency ic device |
06/25/2009 | US20090160718 Plane focus antenna |
06/24/2009 | EP2073312A1 Antenna coupler |
06/23/2009 | US7551953 Magnetic resonance imaging needle antennas |
06/23/2009 | US7551905 Distortion compensation apparatus |
06/23/2009 | US7551689 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios |
06/17/2009 | CN101460002A Method and apparatus for producing uniform processing rates |
06/17/2009 | CN100502146C Chip antenna for terrestrial DMB |
06/16/2009 | US7548733 Wireless transmitter having multiple power amplifier drivers (PADs) that are selectively biased to provide substantially linear magnitude and phase responses |
06/16/2009 | US7548732 Power amplifier arrangement having two or more antenna coupling respective amplifiers to a supply potential |
06/11/2009 | US20090146902 Loop-Type Antenna and Antenna Array |
06/10/2009 | CN100499265C Helix antenna |
06/09/2009 | US7546098 Control system with selective open-loop operation |
06/09/2009 | US7545338 Log-periodic dipole array (LPDA) antenna and method of making |
06/04/2009 | US20090140944 Antenna and resonant frequency tuning method thereof |
06/03/2009 | EP2030285A4 Multi-resonant microstrip dipole antenna |
06/03/2009 | CN100495953C Portable radio terminal testing apparatus using single self-complementary antenna |
06/02/2009 | US7542740 Power amplifier output switch using hybrid combiner |
06/02/2009 | CA2392696C Broad-band scissor-type antenna |
05/28/2009 | WO2009065806A1 Fin-shaped multiband antenna module for vehicles |
05/27/2009 | EP1661345A4 System and method for an upconverter for stacked intermediate frequency carriers |
05/27/2009 | CN101443955A 天线系统 Antenna System |
05/26/2009 | US7539468 Communication terminal device and amplification circuit |
05/26/2009 | US7539467 Low leakage IC input structures including slaved standby current shut-off and increased gain for tighter hysteresis |
05/26/2009 | US7537171 Thermostat control system providing power saving transmissions |
05/19/2009 | US7536157 Selecting modulation and amplification in a transmitter |
05/13/2009 | EP1150381B1 Antenna and radio device |