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Class Information
Number: 330/131
Name: Amplifiers > With control of power supply or bias voltage > With control of input electrode or gain control electrode bias > Control of bias on separate gain control electrode
Description: Subject matter wherein the bias control voltage is applied to an electrode of the amplifying device separate and distinct from the electrodes to which the signal input is applied.










Patents under this class:

Patent Number Title Of Patent Date Issued
8416019 System and method for interpolating digitally-controlled amplifier gain Apr. 9, 2013
8229382 Switched current resistor programmable gain array for low-voltage wireless LAN and method using the same Jul. 24, 2012
7386075 Apparatus for and method of optimizing the performance of a radio frequency receiver in the presence of interference Jun. 10, 2008
7323922 Digitally controlled gain stage having an analogue control input Jan. 29, 2008
7266360 Low noise amplifier for wireless communications Sep. 4, 2007
6952159 Coupling device Oct. 4, 2005
6710662 Power amplifier with improved linearity and reduced transistor stacks Mar. 23, 2004
5276921 Transmitter with nonlinearity correction circuit Jan. 4, 1994
5272449 Vertical amplifier system for multitrace oscilloscope and method for calibrating the same Dec. 21, 1993
5204637 Power detection technique for automatic amplifier power control Apr. 20, 1993
5101175 Power control method for a voltage controlled power amplifier and circuitry used in the method Mar. 31, 1992
4754230 Compandorized system clipping suppressing arrangement Jun. 28, 1988
4277755 Circuit arrangement for driving nonlinear threshold devices Jul. 7, 1981
4189973 Electronic expression control Feb. 26, 1980











 
 
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