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Class Information
Number: 330/135
Name: Amplifiers > With control of power supply or bias voltage > With control of input electrode or gain control electrode bias > Amplitude limiting or bias voltage
Description: Subject matter including means to limit the maximum amplitude of the bias control voltage.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7565283 |
Method and system for controlling potentially harmful signals in a signal arranged to convey speech |
Jul. 21, 2009 |
| 7499502 |
Amplifier, information communication apparatus and amplification method |
Mar. 3, 2009 |
| 7446613 |
Power amplifier input structure having a differential output |
Nov. 4, 2008 |
| 7386075 |
Apparatus for and method of optimizing the performance of a radio frequency receiver in the presence of interference |
Jun. 10, 2008 |
| 7372327 |
Input structure for a power amplifier and associated methods |
May. 13, 2008 |
| 7161427 |
Input structure for a power amplifier and associated methods |
Jan. 9, 2007 |
| 7148745 |
Sleep mode recovery |
Dec. 12, 2006 |
| 7113045 |
Power amplifier input structure having a differential output |
Sep. 26, 2006 |
| 7038538 |
Folded cascode high voltage operational amplifier with class AB source follower output stage |
May. 2, 2006 |
| 6998915 |
Apparatus for switching matching circuit in mobile communication terminal |
Feb. 14, 2006 |
| 6985039 |
Method and apparatus for providing a stable power output of power amplifiers, operating under unstable supply voltage conditions |
Jan. 10, 2006 |
| 6973399 |
Method and circuit for correcting periodic signals of an incremental position measuring system |
Dec. 6, 2005 |
| 6954105 |
Disk drive and error amplifier therefor and related methods |
Oct. 11, 2005 |
| 6477358 |
Method for controlling power gain |
Nov. 5, 2002 |
| 5703910 |
Digital radio receiver |
Dec. 30, 1997 |
| 5675611 |
Output power control and envelope shaping for a pulsed transmitter |
Oct. 7, 1997 |
| 5608756 |
Device for identifying traffic on a paired cable |
Mar. 4, 1997 |
| 5606284 |
Automatic gain control device for producing constant amplitude output signal |
Feb. 25, 1997 |
| 5349304 |
Operational amplifier having multiple positive inputs |
Sep. 20, 1994 |
| 5341114 |
Integrated limiter and amplifying devices |
Aug. 23, 1994 |
| 5334945 |
Power control circuit |
Aug. 2, 1994 |
| 5260973 |
Device operable with an excellent spectrum suppression |
Nov. 9, 1993 |
| 4747159 |
RF modulator |
May. 24, 1988 |
| 4598255 |
Power amplifier apparatus |
Jul. 1, 1986 |
| 4574248 |
RF Power amplifier for use with VHF transceivers |
Mar. 4, 1986 |
| 4562407 |
Automatic regulation of the output power of an amplifier |
Dec. 31, 1985 |
| 4243944 |
Circuit for automatic dynamic compression or expansion |
Jan. 6, 1981 |
| 4112384 |
Controlled recovery automatic gain control amplifier |
Sep. 5, 1978 |
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