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Class Information
Number: 330/263
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including push-pull amplifier > Having complementary symmetry
Description: Subject matter wherein semiconductor devices of opposite conductivity are utilized.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7449952 |
Amplifying circuit having a pull-up circuit and a pull-down circuit for increasing slew rate |
Nov. 11, 2008 |
| 7411454 |
Electron turbulence damping circuit for a complimentary-symmetry amplification unit |
Aug. 12, 2008 |
| 7400196 |
Ultra wide band, differential input/output, high frequency amplifier in an integrated circuit |
Jul. 15, 2008 |
| 7394316 |
High speed, high current gain voltage buffer and method |
Jul. 1, 2008 |
| 7352243 |
Voltage comparator circuit |
Apr. 1, 2008 |
| 7348850 |
Electronic circuit for amplification of a bipolar signal |
Mar. 25, 2008 |
| 7323898 |
Pin electronics driver |
Jan. 29, 2008 |
| 7224227 |
Apparatus and method for correction of error caused by reverse saturation current mismatch |
May. 29, 2007 |
| 7193425 |
Semiconductor test device |
Mar. 20, 2007 |
| 7135927 |
Ultra fast, low noise operational amplifier with dynamic biasing |
Nov. 14, 2006 |
| 7102440 |
High output current wideband output stage/buffer amplifier |
Sep. 5, 2006 |
| 7091789 |
Output circuit |
Aug. 15, 2006 |
| 7078973 |
Bipolar rail-to-rail output stage |
Jul. 18, 2006 |
| 7009451 |
Image display apparatus and high voltage driver circuit |
Mar. 7, 2006 |
| 6982600 |
Class G-amplifiers |
Jan. 3, 2006 |
| 6888406 |
Highly linear variable gain amplifier |
May. 3, 2005 |
| 6882225 |
Multi-stage power amplifier for audio frequencies |
Apr. 19, 2005 |
| 6867621 |
Class AB digital to analog converter/line driver |
Mar. 15, 2005 |
| 6806770 |
Operational amplifier |
Oct. 19, 2004 |
| 6784738 |
Method and apparatus for gain control in a CMOS low noise amplifier |
Aug. 31, 2004 |
| 6784736 |
Apparatus and method for indicating a difference between first and second voltage signals |
Aug. 31, 2004 |
| 6782107 |
Method and arrangement for automatically controlling the volume in an audio signal reproduction device |
Aug. 24, 2004 |
| 6741133 |
High output amplifier for stable operation |
May. 25, 2004 |
| 6720798 |
Class AB digital to analog converter/line driver |
Apr. 13, 2004 |
| 6714076 |
Buffer circuit for op amp output stage |
Mar. 30, 2004 |
| 6710660 |
Class B power buffer with rail to rail output swing and small deadband |
Mar. 23, 2004 |
| 6657496 |
Amplifier circuit with regenerative biasing |
Dec. 2, 2003 |
| 6642790 |
Differential, complementary amplifier |
Nov. 4, 2003 |
| 6630866 |
High beta output stage for high speed operational amplifier |
Oct. 7, 2003 |
| 6586998 |
Output stage and method of enhancing output gain |
Jul. 1, 2003 |
| 6552613 |
Output stage amplifier with compensation circuitry |
Apr. 22, 2003 |
| 6542032 |
Extremely linear, high speed, class AB rail to rail bipolar amplifier output stage with high output drive |
Apr. 1, 2003 |
| 6538514 |
Compensation method in a class-G amplifier output stage |
Mar. 25, 2003 |
| 6535062 |
Low noise, low distortion, complementary IF amplifier |
Mar. 18, 2003 |
| 6535063 |
Drive method for a cross-connected class AB output stage with shared base current in pre-driver |
Mar. 18, 2003 |
| 6501334 |
Actively biased class AB output stage with low quiescent power, high output current drive and wide output voltage swing |
Dec. 31, 2002 |
| 6496068 |
Multi-stage amplifier circuit |
Dec. 17, 2002 |
| 6452451 |
Method for adjusting a bipolar output stage for improved frequency response |
Sep. 17, 2002 |
| 6429744 |
Method for bias rail buffering |
Aug. 6, 2002 |
| 6424220 |
Single-ended push-pull amplifier circuit |
Jul. 23, 2002 |
| 6420933 |
Low distortion current-to-current converter |
Jul. 16, 2002 |
| 6384684 |
Amplifier |
May. 7, 2002 |
| 6380808 |
Push-pull amplifier circuit with idling current control |
Apr. 30, 2002 |
| 6353362 |
Resonance free complementary bipolar output stage |
Mar. 5, 2002 |
| 6281752 |
Amplifier with improved, high precision, high speed and low power consumption architecture |
Aug. 28, 2001 |
| 6268769 |
Operational amplifier |
Jul. 31, 2001 |
| 6184750 |
Control circuit driven by a differential input voltage and method for controlling same |
Feb. 6, 2001 |
| 6166603 |
Class-ab output stages with improved distortion performance |
Dec. 26, 2000 |
| 6160451 |
Operational amplifier output stage |
Dec. 12, 2000 |
| 6104248 |
Audio amplifier with tracking power supply utilizing inductive power converters |
Aug. 15, 2000 |
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