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Class Information
Number: 330/256
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including differential amplifier > Having temperature compensation means
Description: Subject matter wherein temperature compensating means are utilized to protect or stabilize the amplifying device from changes in the ambient temperature.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8665015 Power amplifier circuit Mar. 4, 2014
8509290 Closed-loop digital power control for a wireless transmitter Aug. 13, 2013
8385564 Amplifier thermal management Feb. 26, 2013
8212606 Apparatus and method for offset drift trimming Jul. 3, 2012
8086358 Method for pre-heating high power devices to enable low temperature start-up and operation Dec. 27, 2011
8049653 Amplifier and analog/digital converter Nov. 1, 2011
8023422 Dual core crosspoint system Sep. 20, 2011
7948297 Circuits and methods to minimize thermally generated offset voltages May. 24, 2011
7791401 Adjustment of op amp offset voltage temperature coefficient Sep. 7, 2010
7746590 Current mirrors having fast turn-on time Jun. 29, 2010
7725087 Feedback compensation detector for a direct conversion transmitter May. 25, 2010
7622991 Transconductance signal capacity format Nov. 24, 2009
7616059 Temperature compensation of small signal gain of an amplifier stage Nov. 10, 2009
7602273 Semiconductor device, method of manufacturing the same, and electronic device Oct. 13, 2009
7593701 Low noise CMOS transmitter circuit with high range of gain Sep. 22, 2009
7518452 Voltage-controlled current source and variable-gain amplifier Apr. 14, 2009
7518453 Current sense amplifier for voltage converter Apr. 14, 2009
7514997 Common mode regulation for thermal tail compensation Apr. 7, 2009
7514998 Wide-temperature integrated operational amplifier Apr. 7, 2009
7511538 Data input buffer in semiconductor device Mar. 31, 2009
7504886 Thermal tail compensation Mar. 17, 2009
7489186 Current sense amplifier for voltage converter Feb. 10, 2009
7369816 Highly accurate temperature sensor employing mixed-signal components May. 6, 2008
7345542 Circuit and method for avoiding circuit performance degradation caused by time-variable thermal imbalances Mar. 18, 2008
7307476 Method for nullifying temperature dependence and circuit therefor Dec. 11, 2007
7262661 Variable gain amplifier with temperature compensation and gain linearity enhancement Aug. 28, 2007
7236055 Differential amplifier circuit and method for reducing thermally induced offsets caused by large differential signals Jun. 26, 2007
7227412 Attenuation cell with an attenuation factor control device Jun. 5, 2007
7215198 Fully differential current-feedback CMOS/bipolar operational amplifier May. 8, 2007
7205838 Circuit structure capable of adjusting gradient of output to temperature variation Apr. 17, 2007
7167045 System and method for modifying output power of an information communication system Jan. 23, 2007
7145389 Temperature controlled, log-linear gain control circuit for amplifiers Dec. 5, 2006
7142005 Method and apparatus for a reference clock buffer system Nov. 28, 2006
7142819 Circuits and methods for controlling switching noise in switched-mode circuits Nov. 28, 2006
7138868 Method and circuit for trimming a current source in a package Nov. 21, 2006
7091786 Linear-in-decibel variable gain amplifier Aug. 15, 2006
7078972 Linear decibel-scale variable gain amplifier Jul. 18, 2006
7075368 Linear-in-decibel variable gain amplifier Jul. 11, 2006
7026874 Methods and apparatus for improving the operation of a variable gain amplifier (VGA) Apr. 11, 2006
7012343 Resistance multiplier circuit and compact gain attenuator Mar. 14, 2006
6982598 Differential amplifier Jan. 3, 2006
6980052 Low-voltage pre-distortion circuit for linear-in-dB variable-gain cells Dec. 27, 2005
6967526 Low temperature coefficient input offset voltage trim with digital control Nov. 22, 2005
6958653 Temperature compensated amplifier Oct. 25, 2005
6952130 Compensation of offset drift with temperature for operational amplifiers Oct. 4, 2005
6885243 Dynamic, digitally controlled, temperature compensated voltage reference Apr. 26, 2005
6850049 Semiconductor device including voltage conversion circuit having temperature dependency Feb. 1, 2005
6844782 Temperature compensation circuit and a variable gain amplification circuit Jan. 18, 2005
6829353 Mechanism for preventing clipping of pulse metering signals in telephone line card channels Dec. 7, 2004
6809607 Circuit and method for compensating for non-linear distortion Oct. 26, 2004

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