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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
8290454 Power amplification device, and transmission device and communication device both using thereof Oct. 16, 2012
8290453 Power combiner, amplifier, and transmitter Oct. 16, 2012
8289037 Method and apparatus to measure current in power switchers Oct. 16, 2012
8285231 Method and system for an integrated leaky wave antenna-based transmitter and on-chip power distribution Oct. 9, 2012
8285229 Switching power supply Oct. 9, 2012
8280429 Thermal energy control in a mobile transceiver Oct. 2, 2012
8280420 Multi-level saturation Oct. 2, 2012
8280339 Mixer capable of detecting or controlling common mode voltage thereof Oct. 2, 2012
8280324 Method and system for closed loop power control in wireless systems Oct. 2, 2012
8280323 Fuzzy logic control of an RF power amplifier for automatic self-tuning Oct. 2, 2012
8280321 Systems and methods of RF power transmission, modulation, and amplification, including Cartesian-Polar-Cartesian-Polar (CPCP) embodiments Oct. 2, 2012
8280319 Tuning circuitry in a communications device Oct. 2, 2012
8275407 Methods and apparatus for communicating using multiple transmission power levels Sep. 25, 2012
8275331 PA gain state switching based on waveform linearity Sep. 25, 2012
8275330 Radio frequency transmitter energy shifting during ramp-down Sep. 25, 2012
8271055 Interface transceiver power management method and apparatus including controlled circuit complexity and power supply voltage Sep. 18, 2012
8271017 Method and apparatus for controlling power of uplink physical channel Sep. 18, 2012
8271016 Method of managing radio resources and node B apparatus implementing the same Sep. 18, 2012
8270916 Methods for tuning and controlling output power in polar transmitters Sep. 18, 2012
8270329 Method for low power radio operation in a wireless packet network Sep. 18, 2012
8265574 Voltage regulator with control loop for avoiding hard saturation Sep. 11, 2012
8265573 Wireless subscriber communication unit and method of power control with back-off therefore Sep. 11, 2012
8265563 Techniques for enhanced co-existence of co-located radios Sep. 11, 2012
8260225 Power amplifier controller circuit Sep. 4, 2012
8260224 System and method of prebias for rapid power amplifier response correction Sep. 4, 2012
8259708 Wireless access point network system supported through existing transmission lines Sep. 4, 2012
8259707 Wireless access point network system supported through existing transmission lines Sep. 4, 2012
8259610 Power consumption management in a MIMO transceiver and method for use therewith Sep. 4, 2012
8258759 Anti-islanding for grid-tie inverter using covariance estimation and logic decision maker Sep. 4, 2012
8254973 Independent power consumption management in a MIMO transceiver and method for use therewith Aug. 28, 2012
8254857 Radio communication device and radio communication method Aug. 28, 2012
8254854 Pulsed load modulation amplifier and method Aug. 28, 2012
8249531 Transmit power measurement and control methods and apparatus Aug. 21, 2012
8249530 Apparatus and method for power amplification in wireless communication system Aug. 21, 2012
8244292 Apparatus and method for power distribution by frequency allocation in multi-frequency allocation broadband wireless communication system Aug. 14, 2012
8244193 Linear and non-linear dual mode transmitter Aug. 14, 2012
8244188 Transmitting and receiving circuit Aug. 14, 2012
8242848 Oscillation frequency control circuit, and DC-DC converter and semiconductor device having the same Aug. 14, 2012
8238981 Managing power supply transients Aug. 7, 2012
8238871 Methods and apparatus for limiting communication capabilities in mobile communication devices Aug. 7, 2012
8238868 Dynamic voltage scaling for packet-based data communication systems Aug. 7, 2012
8238867 Low noise amplifier (LNA) suitable for use in different transmission environments and receiver using such an LNA Aug. 7, 2012
8238853 Amplitude error de-glitching circuit and method of operating Aug. 7, 2012
8238852 Power consumption management based on receiver parameter and method for use therewith Aug. 7, 2012
8238851 Method and system for improving efficiency over power control for linear and class AB power amplifiers Aug. 7, 2012
8233932 Method and apparatus for improving signaling reliability in wireless communications Jul. 31, 2012
8233858 RF power transmission, modulation, and amplification embodiments, including control circuitry for controlling power amplifier output stages Jul. 31, 2012
8233857 Detector with bandwidth compensation Jul. 31, 2012
8233852 Calibration techniques for non-linear devices Jul. 31, 2012
8233850 Broadband power amplifier with partial-envelope transference Jul. 31, 2012











 
 
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