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Class Information
Number: 327/306
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Amplitude control
Description: Subject matter wherein the amplitude of an input signal waveform is modified, maintained, or regulated to produce the desired output signal.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7382166 |
Signal amplification device |
Jun. 3, 2008 |
| 7375574 |
Semiconductor device |
May. 20, 2008 |
| 7376358 |
Location specific optical monitoring |
May. 20, 2008 |
| 7352229 |
Reference clock receiver compliant with LVPECL, LVDS and PCI-Express supporting both AC coupling and DC coupling |
Apr. 1, 2008 |
| 7323924 |
Level shifter circuit |
Jan. 29, 2008 |
| 7262650 |
Amplitude adjusting circuit |
Aug. 28, 2007 |
| 7245895 |
Attenuator with switch function and mobile telephone terminal device using the same |
Jul. 17, 2007 |
| 7245170 |
Attenuator and portable telephone terminal apparatus using the same |
Jul. 17, 2007 |
| 7190220 |
Circuit for providing a base operating voltage for a bipolar transistor and amplifier circuit |
Mar. 13, 2007 |
| 7180310 |
Amplitude varying driver circuit and test apparatus |
Feb. 20, 2007 |
| 7167045 |
System and method for modifying output power of an information communication system |
Jan. 23, 2007 |
| 7161405 |
Level shift circuit |
Jan. 9, 2007 |
| 7135921 |
Differential circuit, amplifier circuit, driver circuit and display device using those circuits |
Nov. 14, 2006 |
| 7116160 |
Booster |
Oct. 3, 2006 |
| 7102410 |
High voltage level converter using low voltage devices |
Sep. 5, 2006 |
| 7049729 |
Amplifier converting charge signal |
May. 23, 2006 |
| 6963242 |
Predistorter for phase modulated signals with low peak to average ratios |
Nov. 8, 2005 |
| 6927630 |
RF power detector |
Aug. 9, 2005 |
| 6917233 |
Limiting amplifier and method for amplifying an input signal |
Jul. 12, 2005 |
| 6888393 |
Amplitude limiting apparatus and multi-carrier signal generating apparatus |
May. 3, 2005 |
| 6867637 |
Semiconductor integrated circuit device including a substrate bias controller and a current limiting circuit |
Mar. 15, 2005 |
| 6867633 |
Complementary electronic system for lowering electric power consumption |
Mar. 15, 2005 |
| 6856926 |
Frequency margin testing of bladed servers |
Feb. 15, 2005 |
| 6778002 |
Semiconductor integrated circuit device including a substrate bias controller and a current limiting circuit |
Aug. 17, 2004 |
| 6720816 |
Integratable circuit configuration for potential-free signal transmission |
Apr. 13, 2004 |
| 6717458 |
Method and apparatus for a DC-DC charge pump voltage converter-regulator circuit |
Apr. 6, 2004 |
| 6700426 |
Programmable voltage pump having a ground option |
Mar. 2, 2004 |
| 6667669 |
Differential pin diode attenuator |
Dec. 23, 2003 |
| 6597233 |
Differential SCSI driver rise time and amplitude control circuit |
Jul. 22, 2003 |
| 6570430 |
Non-linear distortion generator for both second and third order distortion |
May. 27, 2003 |
| 6552592 |
Differential input circuit for digital signal processing system |
Apr. 22, 2003 |
| 6552591 |
Method and apparatus for processing a wide dynamic range signal |
Apr. 22, 2003 |
| 6531898 |
Device using a detection circuit to determine whether an output current thereof is source-induced or load-induced, and method therefor |
Mar. 11, 2003 |
| 6518814 |
High-voltage capacitor voltage divider circuit having a high-voltage silicon-on-insulation (SOI) capacitor |
Feb. 11, 2003 |
| 6509778 |
BIST circuit for variable impedance system |
Jan. 21, 2003 |
| 6496341 |
SOI electrostatic discharge protection circuit |
Dec. 17, 2002 |
| 6472948 |
High-power precision 1 dB step attenuator |
Oct. 29, 2002 |
| 6459554 |
Drive circuit for the trip actuator of a network protector and a network protector incorporating the same |
Oct. 1, 2002 |
| 6445239 |
Bus coupling with amplitude-controlled transmission circuit |
Sep. 3, 2002 |
| 6441671 |
Digital trim capacitor programming |
Aug. 27, 2002 |
| 6424200 |
Termination impedance trimming circuit |
Jul. 23, 2002 |
| 6411244 |
Phase startable clock device for a digitizing instrument having deterministic phase error correction |
Jun. 25, 2002 |
| 6396327 |
Method and apparatus for reducing distortion produced by a nonlinear device |
May. 28, 2002 |
| 6377106 |
Circuit and method of maximum voltage bias control |
Apr. 23, 2002 |
| 6369644 |
Filter circuit |
Apr. 9, 2002 |
| 6362666 |
Precision and fast recovery buffer |
Mar. 26, 2002 |
| 6349121 |
Baseband data slicing method and apparatus |
Feb. 19, 2002 |
| 6340911 |
Level conversion circuit having differential circuit employing MOSFET |
Jan. 22, 2002 |
| 6316983 |
Predistortion circuit |
Nov. 13, 2001 |
| 6300817 |
Temperature stabilization of a predistorter |
Oct. 9, 2001 |
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