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Class Information
Number: 330/264
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including push-pull amplifier > Having complementary symmetry > And field effect transistor
Description: Subject matter wherein a field effect transistor (FET) is utilized in the circuit.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7459977 |
Signal transfer circuit and circuit device using same |
Dec. 2, 2008 |
| 7449952 |
Amplifying circuit having a pull-up circuit and a pull-down circuit for increasing slew rate |
Nov. 11, 2008 |
| 7411455 |
High output current buffer |
Aug. 12, 2008 |
| 7405624 |
Class AB source follower |
Jul. 29, 2008 |
| 7368992 |
Load-invariant amplifier |
May. 6, 2008 |
| 7362175 |
Low-consumption voltage amplifier |
Apr. 22, 2008 |
| 7352243 |
Voltage comparator circuit |
Apr. 1, 2008 |
| 7327194 |
Low voltage low power class A/B output stage |
Feb. 5, 2008 |
| 7304538 |
Accurate quiescent current control scheme in floating controlled class AB amplifier |
Dec. 4, 2007 |
| 7301399 |
Class AB CMOS output circuit equipped with CMOS circuit operating by predetermined operating current |
Nov. 27, 2007 |
| 7271630 |
Push-pull buffer amplifier and source driver |
Sep. 18, 2007 |
| 7256651 |
System and method for providing a constant swing high-gain complementary differential limiting amplifier |
Aug. 14, 2007 |
| 7242250 |
Power amplifier |
Jul. 10, 2007 |
| 7224232 |
RF power amplifier and method for packaging the same |
May. 29, 2007 |
| 7190225 |
Efficient low EMI switching output stages and methods |
Mar. 13, 2007 |
| 7151410 |
Class AB enhanced transconductance source follower |
Dec. 19, 2006 |
| 7145393 |
Operational amplifier with class-AB+B output stage |
Dec. 5, 2006 |
| 7078970 |
CMOS class AB operational amplifier |
Jul. 18, 2006 |
| 7075370 |
CMOS-configured transconductance amplifier circuit |
Jul. 11, 2006 |
| 7061989 |
Fully digital transmitter including a digital band-pass sigma-delta modulator |
Jun. 13, 2006 |
| 7057459 |
Semiconductor integrated circuit |
Jun. 6, 2006 |
| 6982601 |
High isolation/high speed buffer amplifier |
Jan. 3, 2006 |
| 6970044 |
Audio signal amplifier circuit and electronic apparatus having the same |
Nov. 29, 2005 |
| 6946987 |
Common operational amplifier and gain circuit and A/D converter using thereof |
Sep. 20, 2005 |
| 6940353 |
High frequency power amplifier |
Sep. 6, 2005 |
| 6933784 |
Output stage for high gain and low distortion operational amplifier |
Aug. 23, 2005 |
| 6930551 |
Zero voltage class AB minimal delay output stage and method |
Aug. 16, 2005 |
| 6922105 |
Operational amplifier |
Jul. 26, 2005 |
| 6911866 |
Method and device for switch-on current limiting in push-pull amplifying power stages |
Jun. 28, 2005 |
| 6909327 |
Amplifier |
Jun. 21, 2005 |
| 6885240 |
Amplifying circuit with variable load drivability |
Apr. 26, 2005 |
| 6867621 |
Class AB digital to analog converter/line driver |
Mar. 15, 2005 |
| 6859100 |
Class-A amplifier circuit having output voltage varied according to input voltage |
Feb. 22, 2005 |
| 6836186 |
AB class amplifier for controlling quiescent current |
Dec. 28, 2004 |
| 6828857 |
High gain, high bandwidth CMOS transimpedance amplifier |
Dec. 7, 2004 |
| 6819182 |
High isolation/high speed buffer amplifier |
Nov. 16, 2004 |
| 6816011 |
RF power amplifier and method for packaging the same |
Nov. 9, 2004 |
| 6794942 |
Electrical circuits |
Sep. 21, 2004 |
| 6788147 |
Operational amplifier with class-AB+B output stage |
Sep. 7, 2004 |
| 6784739 |
Class AB amplifier circuit |
Aug. 31, 2004 |
| 6759903 |
Amplifier |
Jul. 6, 2004 |
| 6737924 |
Differential, double feedback CMOS transimpedance amplifier with noise tolerance |
May. 18, 2004 |
| 6727758 |
Fast cascaded class AB bipolar output stage |
Apr. 27, 2004 |
| 6720798 |
Class AB digital to analog converter/line driver |
Apr. 13, 2004 |
| 6717470 |
Voltage amplifier with output stages having high capacitive load tolerance |
Apr. 6, 2004 |
| 6703900 |
Fast, stable overload recovery circuit and method |
Mar. 9, 2004 |
| 6696895 |
Push-pull amplifier |
Feb. 24, 2004 |
| 6657495 |
Operational amplifier output stage and method |
Dec. 2, 2003 |
| 6646508 |
Wide bandwidth, current sharing, MOSFET audio power amplifier with multiple feedback loops |
Nov. 11, 2003 |
| 6630866 |
High beta output stage for high speed operational amplifier |
Oct. 7, 2003 |
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