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Class Information
Number: 327/74
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific signal discriminating (e.g., comparing, selecting, etc.) without subsequent control > By amplitude > Input signal compared to plural fixed references
Description: Subject matter wherein input signal amplitude is evaluated relative to two or more unvarying voltage or current levels.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7598776 |
Programming circuit with feedback circuit |
Oct. 6, 2009 |
| 7541856 |
Baseline wandering correction device and related method |
Jun. 2, 2009 |
| 7525349 |
Circuit for classifying signals |
Apr. 28, 2009 |
| 7482844 |
Analog-to-digital converter with programmable floating gate |
Jan. 27, 2009 |
| 7479809 |
Low power three-level detector |
Jan. 20, 2009 |
| 7479808 |
Threshold circuit arrangement |
Jan. 20, 2009 |
| 7477077 |
Apparatus and method for loss of signal detection in a receiver |
Jan. 13, 2009 |
| 7446575 |
Capacitor charging methods and apparatuses that use a secure parallel monitoring circuit |
Nov. 4, 2008 |
| 7375559 |
Differential comparator with a replica input stage to set the accurate bias current for improved common mode rejection |
May. 20, 2008 |
| 7340186 |
Discrimination phase margin monitor circuit, transmitting/receiving device and communication system |
Mar. 4, 2008 |
| 7282965 |
Signal detection circuit capable of automatically adjusting threshold value |
Oct. 16, 2007 |
| 7279960 |
Reference voltage generation using compensation current method |
Oct. 9, 2007 |
| 7233174 |
Dual polarity, high input voltage swing comparator using MOS input transistors |
Jun. 19, 2007 |
| 7215158 |
Comparator switching apparatus and method |
May. 8, 2007 |
| 7212043 |
Line regulator with high bandwidth (BW) and high power supply rejection ration (PSRR) and wide range of output current |
May. 1, 2007 |
| 7212041 |
Weighted multi-input variable gain amplifier |
May. 1, 2007 |
| 7196553 |
Sensor signal detection device |
Mar. 27, 2007 |
| 7183811 |
Comparing circuit, comparator, level determining circuit and threshold voltage setting method |
Feb. 27, 2007 |
| 7180345 |
Apparatus and a method to provide time-based edge-rate compensation |
Feb. 20, 2007 |
| 7167523 |
Spacial derivative bus encoder and decoder |
Jan. 23, 2007 |
| 7164997 |
Bus line current calibration |
Jan. 16, 2007 |
| 7161410 |
Switching circuit for producing an adjustable output characteristic |
Jan. 9, 2007 |
| 7157945 |
Window comparator and method of providing a window comparator function |
Jan. 2, 2007 |
| 7135885 |
Dynamically adjustable signal detector |
Nov. 14, 2006 |
| 7133751 |
Method and apparatus for detecting on-die voltage variations |
Nov. 7, 2006 |
| 7126411 |
High voltage generator |
Oct. 24, 2006 |
| 7102545 |
Simultaneous bidirectional input/output circuit |
Sep. 5, 2006 |
| 7102395 |
Power-supply voltage detection circuit and integrated circuit device |
Sep. 5, 2006 |
| 7078941 |
Driving circuit for display device |
Jul. 18, 2006 |
| 7061280 |
Signal detection circuit |
Jun. 13, 2006 |
| 7061305 |
Threshold voltage detector for process effect compensation |
Jun. 13, 2006 |
| 7054771 |
Bus line current calibration |
May. 30, 2006 |
| 7034580 |
Capacitor charging methods and apparatuses that use a secure parallel monitoring circuit |
Apr. 25, 2006 |
| 7026844 |
Sensor signal detection device |
Apr. 11, 2006 |
| 7023244 |
Voltage detection circuit |
Apr. 4, 2006 |
| 7005894 |
Adaptive voltage monitoring |
Feb. 28, 2006 |
| 7000848 |
Circuit configuration for fan regulation |
Feb. 21, 2006 |
| 6988044 |
Bus line current calibration |
Jan. 17, 2006 |
| 6980023 |
Dynamically adjustable signal detector |
Dec. 27, 2005 |
| 6891430 |
Techniques for signal measurement using a conditionally stable amplifier |
May. 10, 2005 |
| 6873193 |
Two-level supply voltage detection circuit |
Mar. 29, 2005 |
| 6870403 |
Comparing circuit, comparator, level determining circuit and threshold voltage setting method |
Mar. 22, 2005 |
| 6803792 |
Input buffer circuit with constant response speed of output inversion |
Oct. 12, 2004 |
| 6798264 |
Methods and apparatus for signal processing |
Sep. 28, 2004 |
| 6774676 |
Dual threshold buffer with hysteresis |
Aug. 10, 2004 |
| 6700416 |
Input buffer and method for voltage level detection |
Mar. 2, 2004 |
| 6696859 |
Input/output interfacing circuit, input/output interface, and semiconductor device having input/out interfacing circuit |
Feb. 24, 2004 |
| 6696867 |
Voltage generator with stability indicator circuit |
Feb. 24, 2004 |
| 6677785 |
Power level detection circuit |
Jan. 13, 2004 |
| 6671075 |
Offset voltage cancellation circuit |
Dec. 30, 2003 |
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