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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:

Patent Number Title Of Patent Date Issued
8417199 Method and apparatus for improving efficiency in a power supply modulated system Apr. 9, 2013
8417198 Selection of closed-loop/open-loop power control in user equipment Apr. 9, 2013
8412137 Radio transmitter Apr. 2, 2013
8412136 Measuring load impedance of an amplifier driving a variable load Apr. 2, 2013
8412135 Apparatus and method for controlling power of transmitter in a mesh network Apr. 2, 2013
8412124 Multi-band peak power reduction Apr. 2, 2013
RE44109 Method for effectively transmitting synchronization channel and method for allocating transmission power for the same Mar. 26, 2013
8406824 Wireless communication apparatus and power-supply apparatus Mar. 26, 2013
8406713 Transmission power control method and transmission power control apparatus Mar. 26, 2013
8406712 Extended range voice over IP WiMAX device Mar. 26, 2013
8406711 Systems and methods of RF power transmission, modulation, and amplification, including a Cartesian-Polar-Cartesian-Polar (CPCP) embodiment Mar. 26, 2013
8406710 Method and apparatus of minimizing extrinsic parasitic resistance in 60 GHz power amplifier circuits Mar. 26, 2013
8406706 Mobile terminal and method of controlling a driving voltage of a power amplifier therein Mar. 26, 2013
8406704 RF transmitter and integrated circuit with programmable baseband filtering and methods for use therewith Mar. 26, 2013
8401595 Method and system for integrated wireless power and data communication Mar. 19, 2013
8401587 Remote power control system and power supply tap Mar. 19, 2013
8401501 Transmit power management for a communication device and method for use therewith Mar. 19, 2013
8401500 High-efficiency low-cost power supply for radio frequency systems Mar. 19, 2013
8400935 Method and an apparatus for providing control information for multi-carrier uplink transmission Mar. 19, 2013
8399824 Beam power with multipoint broadcast Mar. 19, 2013
8396504 Mobile terminal device and control method for saving electric power of mobile terminal device Mar. 12, 2013
8396436 System and method for closed loop power control calibration Mar. 12, 2013
8396435 Adder, and power combiner, quadrature modulator, quadrature demodulator, power amplifier, transmitter and wireless communicator using same Mar. 12, 2013
8396434 Signal processing device and method and reception system Mar. 12, 2013
8396432 Transmitter circuit and communication apparatus Mar. 12, 2013
8395483 Power controller for an electronic reader device Mar. 12, 2013
8392199 Clipping detection device and method Mar. 5, 2013
8391813 Method and apparatus for controlling transmission power Mar. 5, 2013
8391812 Method and system for amplifier control Mar. 5, 2013
8385984 Method and apparatus to supply power voltage to a mobile device in a variable manner Feb. 26, 2013
8385860 Power detector and wireless device Feb. 26, 2013
8385859 Electronic apparatus, transmitter, amplifier, and amplifier control method Feb. 26, 2013
8385858 Power amplifier and signal transceiving system Feb. 26, 2013
8385857 Wireless communication apparatus Feb. 26, 2013
8385856 Method and device for controlling power amplification Feb. 26, 2013
8385842 Wireless communication terminal and communication system selection method Feb. 26, 2013
8380255 Power transmission network Feb. 19, 2013
8378626 Management device for charging circuit and wireless terminal Feb. 19, 2013
8369906 Antenna compensation system and method in a communications device Feb. 5, 2013
8369805 High linearity CMOS RF switch passing large signal and quiescent power amplifier current Feb. 5, 2013
8369804 Wireless communication unit, semiconductor device and power control method therefor Feb. 5, 2013
8369803 Power correction module for power amplifiers Feb. 5, 2013
8369446 Transmitter Feb. 5, 2013
8368463 Voltage distribution for controlling CMOS RF switch Feb. 5, 2013
8364193 Forward link power control Jan. 29, 2013
8364104 Power calibration under voltage standing wave ratio change by frequency sweep Jan. 29, 2013
8364103 Adaptive adjustment of active area for power amplifier Jan. 29, 2013
8363596 Power saving via variable listen intervals in a WLAN Jan. 29, 2013
8359057 Portable electronics device with programmable battery Jan. 22, 2013
8358615 Modulation and coding scheme selection method for a specific absorption rate compliant communication device Jan. 22, 2013

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