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Class Information
Number: 330/261
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including differential amplifier > Having particular biasing arrangement
Description: Subject matter with specific details or distinctive characteristics of the biasing means applied to the amplifying device.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7459975 |
Baseband filter start-up circuit |
Dec. 2, 2008 |
| 7453317 |
Apparatus and method for reducing flicker noise of CMOS amplifier |
Nov. 18, 2008 |
| 7449949 |
Data amplifying circuit controllable with swing level according to operation mode and output driver including the same |
Nov. 11, 2008 |
| 7443240 |
AM intermediate frequency variable gain amplifier circuit, variable gain amplifier circuit and its semiconductor integrated circuit |
Oct. 28, 2008 |
| 7425867 |
Differential input/differential output converter circuit |
Sep. 16, 2008 |
| 7423486 |
Silicon-on-insulator differential amplifier circuit |
Sep. 9, 2008 |
| 7414475 |
Linearity-improved differential amplification circuit |
Aug. 19, 2008 |
| 7414474 |
Operational amplifier |
Aug. 19, 2008 |
| 7414472 |
Differential amplifying circuit |
Aug. 19, 2008 |
| 7411452 |
Low DC power rail-to-rail buffer amplifier for liquid crystal display application |
Aug. 12, 2008 |
| 7411453 |
Tail-current steering circuit and method for rail-to-rail operational amplifier input stage |
Aug. 12, 2008 |
| 7408410 |
Apparatus for biasing a complementary metal-oxide semiconductor differential amplifier |
Aug. 5, 2008 |
| 7400203 |
Circuit with Q-enhancement cell having feedback loop |
Jul. 15, 2008 |
| 7392028 |
Radio receiver/transceiver including an interface circuit selectively operable in a current mode or a voltage mode |
Jun. 24, 2008 |
| 7391266 |
Serial link output stage differential amplifier and method |
Jun. 24, 2008 |
| 7391263 |
Operational amplifier |
Jun. 24, 2008 |
| 7382191 |
Multiplier-transimpedance amplifier combination with input common mode feedback |
Jun. 3, 2008 |
| 7382192 |
Bias current compensation circuit for a differential input stage |
Jun. 3, 2008 |
| 7372326 |
Radio frequency parallel amplifier |
May. 13, 2008 |
| 7372331 |
Receiver circuit |
May. 13, 2008 |
| 7368990 |
Differential amplifier and data driver employing the differential amplifier |
May. 6, 2008 |
| 7368991 |
System and method for clamping a differential amplifier |
May. 6, 2008 |
| 7358814 |
Differential amplifier and methods for use therewith |
Apr. 15, 2008 |
| 7358813 |
Differential operational amplifier |
Apr. 15, 2008 |
| 7352207 |
Output driver with common mode feedback |
Apr. 1, 2008 |
| 7349681 |
Self-biased high-speed receiver |
Mar. 25, 2008 |
| 7348849 |
Variable gain amplifier |
Mar. 25, 2008 |
| 7342450 |
Slew rate enhancement circuitry for folded cascode amplifier |
Mar. 11, 2008 |
| 7342452 |
Control circuit for operational amplifier and method thereof |
Mar. 11, 2008 |
| 7339430 |
Rail-to-rail operational amplifier with an enhanced slew rate |
Mar. 4, 2008 |
| 7336129 |
Analog amplitude detector |
Feb. 26, 2008 |
| 7330074 |
Differential amplifier with cascade control |
Feb. 12, 2008 |
| 7323936 |
Input circuit for receiving an input signal, and a method for adjusting an operating point of an input circuit |
Jan. 29, 2008 |
| 7323932 |
Silicon-on-insulator differential amplifier circuit |
Jan. 29, 2008 |
| 7317358 |
Differential amplifier circuit |
Jan. 8, 2008 |
| 7312598 |
Capacitor free low drop out regulator |
Dec. 25, 2007 |
| 7310017 |
Operational amplifier circuit |
Dec. 18, 2007 |
| 7307477 |
Apparatus and method for affecting operation of a signal treating device |
Dec. 11, 2007 |
| 7298211 |
Power amplifying apparatus |
Nov. 20, 2007 |
| 7298201 |
Clock buffer circuit having predetermined gain with bias circuit thereof |
Nov. 20, 2007 |
| 7298210 |
Fast settling, low noise, low offset operational amplifier and method |
Nov. 20, 2007 |
| 7295069 |
Differential amplifier circuit capable of reducing current consumption |
Nov. 13, 2007 |
| 7295072 |
Amplifier circuit |
Nov. 13, 2007 |
| 7288993 |
Small signal amplifier with large signal output boost stage |
Oct. 30, 2007 |
| 7285988 |
Comparator circuit with offset control |
Oct. 23, 2007 |
| 7274259 |
Layout structure of signal driver |
Sep. 25, 2007 |
| 7268625 |
Method and apparatus for a linear transconductance device |
Sep. 11, 2007 |
| 7265625 |
Amplifier systems with low-noise, constant-transconductance bias generators |
Sep. 4, 2007 |
| 7265622 |
Differential difference amplifier |
Sep. 4, 2007 |
| 7259624 |
Low noise AC coupled amplifier with low band-pass corner and low power |
Aug. 21, 2007 |
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