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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02/28/2013 | US20130050035 Communication terminal and card antenna module |
02/26/2013 | US8385863 DC offset calibration for complex filters |
02/26/2013 | US8385855 Dual conversion transmitter with single local oscillator |
02/26/2013 | US8385854 Adaptive parametric power amplifier protection circuit |
02/26/2013 | US8385853 System and method for power detection in a power amplifier |
02/21/2013 | WO2009104924A9 Antenna element for the low-frequency band, and an antenna device employing the same |
02/20/2013 | EP2559103A1 Controlling a power amplifier based on transmitter output emissions |
02/20/2013 | EP2559102A1 Wideband, directional, linearly polarized antenna having high polarization purity |
02/19/2013 | US8380148 Power amplifier adjustment for transmit beamforming in multi-antenna wireless systems |
02/19/2013 | US8380146 Multi-band, multi-mode RF transmit amplifier system with separate signal paths for linear and saturated operation |
02/19/2013 | US8380145 Integrated circuit, wireless communication unit and method for quadrature power detection |
02/19/2013 | US8378626 Management device for charging circuit and wireless terminal |
02/13/2013 | CN202737106U Circular polarization spiral antenna with high low elevation gain |
02/13/2013 | CN101233654B Method and system for self-calibrating transmit power |
02/12/2013 | US8374559 Transmitter, RF transmitter signal processor and method for operation of transmitter |
02/12/2013 | US8374197 Method and system for link adaptation using metric feedback |
02/07/2013 | US20130033403 Antenna and mobile terminal including the same |
02/06/2013 | EP2555322A2 Antenna with electroactive polymer |
02/05/2013 | US8369803 Power correction module for power amplifiers |
01/31/2013 | US20130027259 Traveling Wave Excitation Antenna And Planar Antenna |
01/29/2013 | US8364104 Power calibration under voltage standing wave ratio change by frequency sweep |
01/29/2013 | US8364103 Adaptive adjustment of active area for power amplifier |
01/29/2013 | US8364102 Universal front end module for networking device |
01/29/2013 | US8364101 Amplifying device and transmitter apparatus |
01/29/2013 | US8364095 Minimum feedback radio architecture with digitally configurable adaptive linearization |
01/29/2013 | US8362961 Modulated antenna for wireless communications |
01/23/2013 | EP2549587A1 Improvements of antennas, particularly log-periodic antennas |
01/23/2013 | CN101278442B An antenna and an antenna feed structure |
01/16/2013 | CN102881994A DNA simulation type frequency adjustable reconfigurable antenna |
01/16/2013 | CN102881993A Portable DNA simulation reconfigurable antenna |
01/08/2013 | US8351882 Amplifying a transmit signal using a fractional power amplifier |
01/08/2013 | US8351881 Addition circuit, power amplifier circuit using same, and transmission device and communication device using the power amplifier circuit |
01/08/2013 | US8351880 Saturation corrected power amplifier integration loop |
01/08/2013 | US8351873 Low noise RF driver |
01/03/2013 | WO2013000519A2 Improved broadband multi-dipole antenna with frequency-independent radiation characteristics |
01/02/2013 | CN102859793A A dielectrically loaded antenna and radio communication apparatus |
01/02/2013 | CN101601166B 小型便携式通信设备 Small portable communication device |
01/01/2013 | US8346185 Method and system for enhancing efficiency by modulating power amplifier gain |
01/01/2013 | US8345631 Mobile communication system, wireless base station, and transmission rate allocation method |
01/01/2013 | US8344959 Multiprotocol antenna for wireless systems |
12/27/2012 | WO2009104924A3 Antenna element for the low-frequency band, and an antenna device employing the same |
12/27/2012 | US20120329411 Method and Apparatus for Improving Power Amplifier Efficiency in Wireless Communication Systems Having High Peak to Average Power Ratios |
12/27/2012 | US20120329409 Intrinsically safe portable radio architecture |
12/25/2012 | US8340618 Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships |
12/25/2012 | US8340608 Dual-mode mobile phone and method of the same for inhibiting GSM/CDMA mutual interference |
12/25/2012 | US8340607 Dual-band transceiver |
12/25/2012 | US8339982 Method and device for power reduction in an LTE system |
12/18/2012 | CA2634511C Rf receiving and transmitting apparatuses having a microstrip-slot log-periodic antenna |
12/13/2012 | WO2012170825A1 Controlling a power amplifier based on transmitter output emissions |
12/11/2012 | US8331883 Electronic devices with calibrated radio frequency communications circuitry |
12/11/2012 | US8331882 VSWR normalizing envelope modulator |
12/11/2012 | US8331881 Differential to single-ended converter |
12/05/2012 | CN102812595A A dielectrically loaded antenna and radio communication apparatus |
12/04/2012 | US8326340 Transmit power controller |
12/04/2012 | US8326244 Power amplifier, and method of controlling power amplifier |
12/04/2012 | US8326242 On-chip power management for a mobile communication device and method for use therewith |
11/29/2012 | WO2012160353A1 A dielectrically loaded antenna |
11/27/2012 | US8320854 Semiconductor device for signal amplification |
11/27/2012 | US8320853 Radio communication device and transmission power measurement method of radio communication device |
11/27/2012 | US8320851 Wireless communication device, wireless communication method, and computer program |
11/27/2012 | US8320850 Power control loop using a tunable antenna matching circuit |
11/27/2012 | US8320845 Radio transmitter |
11/22/2012 | WO2012156688A1 An antenna and a method of manufacture thereof |
11/21/2012 | CN101401261B 功率放大器控制器电路 Power amplifier controller circuit |
11/20/2012 | US8314740 RFID system |
11/20/2012 | US8313024 Storage cabinet with improved RFID antenna system |
11/20/2012 | CA2644456C Dual output digital exciter |
11/14/2012 | CN102780091A Circular polarization spiral antenna with high low elevation gain |
11/14/2012 | CN101218710B Improved forwarding antenna for point-to-point application |
11/06/2012 | US8306490 High frequency power amplifier, transmitter and mobile communication terminal using the power amplifier |
11/06/2012 | US8306489 Circuit for a loop antenna and method for tuning |
10/30/2012 | US8301191 Method and apparatus for integrated communication services provisioning for health care community |
10/30/2012 | US8301186 Enhanced sensitivity radio frequency front end circuit |
10/30/2012 | US8301088 Polar modulation transmitter with envelope modulator path switching |
10/30/2012 | US8301086 Low-power polar transmitter |
10/30/2012 | US8300679 Systems and methods for enhancing performance of a low-power transceiver |
10/26/2012 | WO2012142764A1 Efficient loop antenna system and method |
10/23/2012 | US8295891 UMTS FDD modem optimized for high data rate applications |
10/23/2012 | US8295794 System and method for power control for a surface acoustic wave (SAW) filter-less transmitter |
10/23/2012 | US8295793 Configuration controller for receiver |
10/23/2012 | US8295792 Control of switcher regulated power amplifier modules |
10/16/2012 | US8290453 Power combiner, amplifier, and transmitter |
10/16/2012 | US8290085 Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios |
10/16/2012 | US8289028 Wireless communication device |
10/11/2012 | US20120256799 Ultra-wideband miniaturized omnidirectional antennas via multi-mode three-dimensional (3-d) traveling-wave (tw) |
10/09/2012 | US8285345 Mobile terminal and method for switching states thereof |
10/09/2012 | US8285246 Implantable medical device and mobile wireless modem |
10/09/2012 | US8284111 Multipart antenna with circular polarization |
10/04/2012 | US20120249385 Ultra-Wideband Conformal Low-Profile Four-Arm Unidirectional Traveling-Wave Antenna With A Simple Feed |
10/03/2012 | CN101488770B Data transmission system and method |
10/02/2012 | US8280325 Configurable transmitter |
10/02/2012 | US8280324 Method and system for closed loop power control in wireless systems |
10/02/2012 | US8280323 Fuzzy logic control of an RF power amplifier for automatic self-tuning |
10/02/2012 | US8280319 Tuning circuitry in a communications device |
10/02/2012 | US8279135 Dielectrically-loaded antenna |
10/02/2012 | US8279134 A-dielectrically-loaded antenna |
10/02/2012 | US8279126 Communication device and system including the same |
09/25/2012 | US8275423 MAC controlled sleep mode/wake-up mode with staged wake-up for power management devices |
09/25/2012 | US8275407 Methods and apparatus for communicating using multiple transmission power levels |
09/18/2012 | US8271055 Interface transceiver power management method and apparatus including controlled circuit complexity and power supply voltage |