| |
 |
|
Class Information
Number: 330/300
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including combined diverse-type semiconductor device > Bipolar or unipolar (fet)
Description: Subject matter wherein the additional semiconductor device may be a bipolar or unipolar transistor.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7415245 |
Pulse shaping signals for ultrawideband communication |
Aug. 19, 2008 |
| 7411451 |
Class AB folded cascode stage and method for low noise, low power, low-offset operational amplifier |
Aug. 12, 2008 |
| 7358968 |
Sustain driver, sustain control system, and plasma display |
Apr. 15, 2008 |
| 7348855 |
Bias circuitry for cascode transistor circuit |
Mar. 25, 2008 |
| 7288993 |
Small signal amplifier with large signal output boost stage |
Oct. 30, 2007 |
| 7259624 |
Low noise AC coupled amplifier with low band-pass corner and low power |
Aug. 21, 2007 |
| 7242252 |
Transistor bias current regulation apparatus, method, and system |
Jul. 10, 2007 |
| 7224010 |
Voltage-controlled amplifier for a signal processing system |
May. 29, 2007 |
| 7138875 |
Cascoded power amplifier, particularly for use in radio frequency |
Nov. 21, 2006 |
| 7129779 |
Semiconductor device with floating block |
Oct. 31, 2006 |
| 7126413 |
Method and corresponding circuit structure to correlate the transconductance of transistors of different types |
Oct. 24, 2006 |
| 7098741 |
Monolithically integrated power amplifier device |
Aug. 29, 2006 |
| 7084704 |
Variable gain amplifier system |
Aug. 1, 2006 |
| 6998921 |
Method for avoiding avalanche breakdown caused by a lateral parasitic bipolar transistor in an MOS process |
Feb. 14, 2006 |
| 6998907 |
Apparatus and method for receiving high-common mode voltage range signals with low-voltage devices |
Feb. 14, 2006 |
| 6914485 |
High voltage supply sensing high input resistance operational amplifier input stage |
Jul. 5, 2005 |
| 6850116 |
Accurate, high drive, zero offset voltage buffer |
Feb. 1, 2005 |
| 6794942 |
Electrical circuits |
Sep. 21, 2004 |
| 6765438 |
Transconductance power amplifier |
Jul. 20, 2004 |
| 6756848 |
Amplifier device with gain switching, for a cellular mobile telephone in particular |
Jun. 29, 2004 |
| 6744322 |
High performance BiFET low noise amplifier |
Jun. 1, 2004 |
| 6693492 |
Variable gain low-noise amplifier and method |
Feb. 17, 2004 |
| 6683500 |
Auto bias circuit for power amplifier using power MOSFET |
Jan. 27, 2004 |
| 6630865 |
Push-pull amplifiers |
Oct. 7, 2003 |
| 6630864 |
Linear variable gain amplifiers |
Oct. 7, 2003 |
| 6603358 |
Integrated circuit with current-limited power output and associated method |
Aug. 5, 2003 |
| 6580323 |
Interface circuit for a differential signal |
Jun. 17, 2003 |
| 6566949 |
Highly linear high-speed transconductance amplifier for Gm-C filters |
May. 20, 2003 |
| 6566957 |
Methods and systems for a MOSFET-bipolar complimentary symmetry driver with local feedback for bias stabilization |
May. 20, 2003 |
| 6563381 |
Circuits and methods for extending the input common mode voltage range of JFET op-amps |
May. 13, 2003 |
| 6563382 |
Linear variable gain amplifiers |
May. 13, 2003 |
| 6549073 |
Operational amplifier with common mode gain control using impedance transport |
Apr. 15, 2003 |
| 6509797 |
Amplifier phase reversal suppression |
Jan. 21, 2003 |
| 6448855 |
Accurate power detection circuit for use in a power amplifier |
Sep. 10, 2002 |
| 6437645 |
Slew rate boost circuitry and method |
Aug. 20, 2002 |
| 6424224 |
Auxiliary circuitry for monolithic microwave integrated circuit |
Jul. 23, 2002 |
| 6414547 |
Variable gain RF amplifier |
Jul. 2, 2002 |
| 6359518 |
Signal level adjusting circuit using coupling stage for preventing variation from resulting in each operating point of first amplifying stage and second amplifying stage |
Mar. 19, 2002 |
| 6356154 |
FET-based, linear voltage-controlled resistor for wide-band gain control circuit |
Mar. 12, 2002 |
| 6340918 |
Negative feedback amplifier circuit |
Jan. 22, 2002 |
| 6300669 |
Semiconductor integrated circuit device and method of designing same |
Oct. 9, 2001 |
| 6300831 |
Compensating a Gm-boosted folded-cascode amplifier |
Oct. 9, 2001 |
| 6218904 |
Biasing scheme for GAASFET amplifier |
Apr. 17, 2001 |
| 6218900 |
Operational amplifier phase reversal protection |
Apr. 17, 2001 |
| 6218902 |
Wide-band linearization technique |
Apr. 17, 2001 |
| 6198347 |
Driving circuits for switch mode RF power amplifiers |
Mar. 6, 2001 |
| 6181202 |
Differential amplifier |
Jan. 30, 2001 |
| 6150885 |
Transconductance amplifier with wideband noise filtering |
Nov. 21, 2000 |
| 6137363 |
Operational amplifier |
Oct. 24, 2000 |
| 6111466 |
Amplifier with feedback to provide bias adjustment |
Aug. 29, 2000 |
|
|
|
