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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 7142819 |
Circuits and methods for controlling switching noise in switched-mode circuits |
Nov. 28, 2006 |
| 7142005 |
Method and apparatus for a reference clock buffer system |
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 |
| 6784746 |
Circuit and method for correcting thermal deviations of one or more output signals from an amplifier with early effect compensation |
Aug. 31, 2004 |
| 6717469 |
Gain control circuit for controlling a gain in a variable gain cell |
Apr. 6, 2004 |
| 6714079 |
Differential amplifier with gain substantially independent of temperature |
Mar. 30, 2004 |
| 6714078 |
Sensor structures and methods for reduction of differential-heating signal errors in integrated circuits |
Mar. 30, 2004 |
| 6667660 |
Temperature sensor and circuit configuration for controlling the gain of an amplifier circuit |
Dec. 23, 2003 |
| 6650182 |
Exponential transconductance amplifier |
Nov. 18, 2003 |
| 6628169 |
Method and circuit for trimming offset and temperature drift |
Sep. 30, 2003 |
| 6625287 |
Enhancing automatic noise reduction using negative output resistance |
Sep. 23, 2003 |
| 6621333 |
Circuit and method to counter offset voltage induced by load changes |
Sep. 16, 2003 |
| 6614305 |
Method and circuit for trimming offset and temperature drift for operational amplifiers and voltage references |
Sep. 2, 2003 |
| 6583667 |
High frequency CMOS differential amplifiers with fully compensated linear-in-dB variable gain characteristic |
Jun. 24, 2003 |
| 6563374 |
Positive and negative current feedback to vary offset in variable-offset amplifier circuits |
May. 13, 2003 |
| 6472932 |
Transconductor and filter circuit |
Oct. 29, 2002 |
| 6414547 |
Variable gain RF amplifier |
Jul. 2, 2002 |
| 6407638 |
Low temperature-corrected voltage generator device |
Jun. 18, 2002 |
| 6396339 |
Operational amplifier trim method with process and temperature error compensation |
May. 28, 2002 |
| 6369618 |
Temperature and process independent exponential voltage-to-current converter circuit |
Apr. 9, 2002 |
| 6335661 |
Balanced input for temperature sensor |
Jan. 1, 2002 |
| 6323732 |
Differential amplifiers having .beta. compensation biasing circuits therein |
Nov. 27, 2001 |
| 6317001 |
Compensation of timing errors caused by dynamic thermal mismatch |
Nov. 13, 2001 |
| 6310519 |
Method and apparatus for amplifier output biasing for improved overall temperature stability |
Oct. 30, 2001 |
| 6300832 |
Gain variable amplifier apparatus having improved gain control linearity characteristics |
Oct. 9, 2001 |
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