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Class Information
Number: 455/127.1
Name: Telecommunications > Transmitter > Power control, power supply, or bias voltage supply
Description: Subject matter including control detail of transmitter power output (e.g., via power amplifiers), or detail of the source of electrical energy, or of the circuitry connecting such source to the transmitter for supplying power, or biasing potential to the active elements of the transmitter.










Sub-classes under this class:

Class Number Class Name Patents
455/127.4 Dual mode (e.g., analog and digital) 214
455/127.2 Gain control 758
455/127.5 Power conservation 478


Patents under this class:
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Patent Number Title Of Patent Date Issued
8009658 Method for sharing bandwidth using reduced duty cycle signals and media access control Aug. 30, 2011
8006110 Method and apparatus for keeping a virtual private network session active on a portable computer system including wireless functionality Aug. 23, 2011
8005514 Field device and method for transferring the field device's signals Aug. 23, 2011
8000733 Mobile communication terminal and transmission power controlling method Aug. 16, 2011
8000665 Systems and methods for adjusting headroom of a power amplifier Aug. 16, 2011
8000664 Linear high powered integrated circuit amplifier Aug. 16, 2011
8000663 Mode shift calibration in power amplifiers Aug. 16, 2011
8000659 Polar modulation transmission apparatus Aug. 16, 2011
7995976 System and method using the pilot frequency from a positive feedback pilot system to improve second loop convergence for a feedforward amplifier Aug. 9, 2011
7995666 Frame synchronization method and apparatus Aug. 9, 2011
7991438 Mobile telecommunications terminal Aug. 2, 2011
7991437 Method and apparatus for controlling output power in power amplifiers Aug. 2, 2011
7991367 Wireless communication unit and power control system thereof Aug. 2, 2011
7986960 Self-aligning vehicular transmitter system Jul. 26, 2011
7983636 Amplifier control device Jul. 19, 2011
7983632 Feedback control loop for amplitude modulation in a polar transmitter with a translational loop Jul. 19, 2011
7983631 Voice, data and RF integrated circuit with multiple modulation modes and methods for use therewith Jul. 19, 2011
7983620 Information processing apparatus and communication apparatus Jul. 19, 2011
7979084 Method and apparatus relating to power control Jul. 12, 2011
7977947 Low impedance series coupled radio frequency directional power detector Jul. 12, 2011
7974597 Power amplifier system and mobile phone terminal using same Jul. 5, 2011
7974589 High-speed data transmitters Jul. 5, 2011
7974586 Constant input port impedance for CATV amplifier with passive modem port Jul. 5, 2011
7970427 System and method for dynamically improving call connection Jun. 28, 2011
7970363 Terminal and method for controlling transmission power Jun. 28, 2011
7970362 RF transmitter with compensation of differential path delay Jun. 28, 2011
7970357 Transponder with stabilized oscillator Jun. 28, 2011
7970349 Packet communication system, packet communication method, base station, mobile station, control device, and packet communication program Jun. 28, 2011
7965987 Amplifying a transmit signal using a fractional power amplifier Jun. 21, 2011
7962110 Driver circuit and test apparatus Jun. 14, 2011
7962109 Excess current and saturation detection and correction in a power amplifier Jun. 14, 2011
7962108 Adaptive AM/PM compensation Jun. 14, 2011
7962107 Transmission device Jun. 14, 2011
7960772 Tuning capacitance to enhance FET stack voltage withstand Jun. 14, 2011
7957777 Wake on wireless LAN schemes Jun. 7, 2011
7957776 Integrated switch-mode power supply and linear regulator Jun. 7, 2011
7957767 Communication devices with integrated gyrators and methods for use therewith Jun. 7, 2011
7957760 Method and apparatus for transmit power control in wireless data communications systems Jun. 7, 2011
7957757 Open loop power offset update Jun. 7, 2011
7957712 Double-LINC switched-mode transmitter Jun. 7, 2011
7957711 Apparatus for transmitting a signal below a standard transmit power in a network Jun. 7, 2011
7957710 DCDC converter unit, power amplifier, and base station using the same Jun. 7, 2011
7957709 Beta correction block Jun. 7, 2011
7957708 Process device with improved power generation Jun. 7, 2011
7957704 Method and system for reducing AM/PM distortion in a polar amplifier Jun. 7, 2011
7953430 Method of managing radio resources and Node B apparatus implementing the same May. 31, 2011
7953369 System and method for inductive power supply control using remote device power requirements May. 31, 2011
7952227 Feed intermediate apparatus, feeding system, and feed intermediate method May. 31, 2011
7949367 Baseband signal input current splitter May. 24, 2011
7949316 High-efficiency envelope tracking systems and methods for radio frequency power amplifiers May. 24, 2011

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