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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
7502817 Method and apparatus for partitioning memory in a telecommunication device Mar. 10, 2009
7502600 Dynamic bias for RF power amplifiers Mar. 10, 2009
7502599 Cartesian loop transmitter and method of adjusting an output level of such transmitter Mar. 10, 2009
7499676 Low voltage differential signaling transceiver Mar. 3, 2009
7499508 Method and apparatus for adjusting the gain of an if amplifier in a communication system Mar. 3, 2009
7498953 Smart transmitter for utility meters Mar. 3, 2009
7496386 Rechargeable battery facilitated customer-premises equipment Feb. 24, 2009
7496376 Outer loop power control method and apparatus for wireless communications systems Feb. 24, 2009
7496339 Amplitude calibration element for an enhanced data rates for GSM evolution (EDGE) polar loop transmitter Feb. 24, 2009
7496333 Transmission circuit and communication apparatus employing the same Feb. 24, 2009
7496162 Communication system with statistical control of gain Feb. 24, 2009
7495577 Multipurpose radio Feb. 24, 2009
7493149 Method and system for minimizing power consumption in mobile devices using cooperative adaptive voltage and threshold scaling Feb. 17, 2009
7493136 Apparatus and method for controlling reverse TX power in a mobile terminal Feb. 17, 2009
7493131 Velocity responsive power control Feb. 17, 2009
7493094 Multi-mode power amplifier module for wireless communication devices Feb. 17, 2009
7493091 Transmission circuit and communication device Feb. 17, 2009
7489943 Scheduling calls in downlink transmissions Feb. 10, 2009
7489909 Method and apparatus for controlling a TX power amplifier Feb. 10, 2009
7489908 Method and apparatus for controlling a TX power amplifier Feb. 10, 2009
7489907 Transmitter for suppressing a variation in input level of a multicarrier signal Feb. 10, 2009
7486961 Method of adjusting a signal power in a variable data rate mode in a mobile communication system Feb. 3, 2009
7486938 Method and apparatus for controlling a TX power amplifier Feb. 3, 2009
7486937 Efficient RF amplifier topologies Feb. 3, 2009
7486936 Over-current protection in linear regulators Feb. 3, 2009
7483711 Spectrum-adaptive networking Jan. 27, 2009
7483681 Power saving in a transmitter Jan. 27, 2009
7483678 Single chip GSM/EDGE transceiver architecture with closed loop power control Jan. 27, 2009
7480517 Method of power control in a wireless communication system Jan. 20, 2009
7480516 Method and apparatus of forward link and reverse link power control in a cellular wireless communication system Jan. 20, 2009
7477923 Exchangeable module for additional functionality Jan. 13, 2009
7474902 Method of controlling transmission power and subscriber equipment Jan. 6, 2009
7474880 Linear and non-linear dual mode transmitter Jan. 6, 2009
7474879 Power supply Jan. 6, 2009
7474878 Closed loop polar modulation system with open loop option at low power levels Jan. 6, 2009
7471927 Packet communication system, packet communication method, base station, mobile station, controller and packet communication program Dec. 30, 2008
7466995 Mobile communications terminal having malfunction-preventing function Dec. 16, 2008
7466966 Method for clipping a wideband radio signal and corresponding transmitter Dec. 16, 2008
7460843 Amplifier apparatus, polar modulation transmission apparatus and wireless communication apparatus Dec. 2, 2008
7460842 Wireless transmitter having polar loop controller with current feedback and methods Dec. 2, 2008
7460841 Circuit arrangement and method for compensating for abrupt signal level changes in amplification devices Dec. 2, 2008
7457645 Power supply apparatus of mobile terminal Nov. 25, 2008
7457595 Power saving in a transmitter Nov. 25, 2008
7457594 Isolated sensor for an antenna Nov. 25, 2008
7457592 Polar modulation transmission apparatus and wireless communication apparatus Nov. 25, 2008
7456606 Battery label with wireless battery charging circuit Nov. 25, 2008
7454226 Communication terminal Nov. 18, 2008
7454223 System and method for managing available uplink transmit power Nov. 18, 2008
7454179 Radio frequency power detector and decision circuit used with DC supply voltage controlled power amplifiers Nov. 18, 2008
7450917 Power saving transmitter of mobile communication terminal Nov. 11, 2008

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