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Class Information
Number: 327/65
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific signal discriminating (e.g., comparing, selecting, etc.) without subsequent control > By amplitude > Comparison between plural varying inputs > Differential input
Description: Subject matter wherein the differences between the plural varying input signals are initially amplified prior to further processing.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7626426 |
Differential comparator with a replica input stage to set the accurate bias current for improved common mode rejection |
Dec. 1, 2009 |
| 7620121 |
DC balance compensation for AC-coupled circuits |
Nov. 17, 2009 |
| 7609094 |
Input circuits and methods thereof |
Oct. 27, 2009 |
| 7609093 |
Comparator with low supply current spike and input offset cancellation |
Oct. 27, 2009 |
| 7592844 |
Comparator with complementary differential input stages |
Sep. 22, 2009 |
| 7586336 |
Method and circuit for squelch detection in serial communications |
Sep. 8, 2009 |
| 7586338 |
Increasing the availability and redundancy of analog current outputs |
Sep. 8, 2009 |
| 7579877 |
Comparator |
Aug. 25, 2009 |
| 7579878 |
High gain, high speed comparator operable at low current |
Aug. 25, 2009 |
| 7576572 |
Rail-to-rail comparator with hysteresis |
Aug. 18, 2009 |
| 7576571 |
Potential comparator and test apparatus |
Aug. 18, 2009 |
| 7570714 |
Data transfer apparatus for low voltage differential signaling |
Aug. 4, 2009 |
| 7567628 |
Symmetric differential slicer |
Jul. 28, 2009 |
| 7560959 |
Absolute value peak differential voltage detector circuit and method |
Jul. 14, 2009 |
| 7560958 |
Low power comparator with fast propagation delay |
Jul. 14, 2009 |
| 7554366 |
CMOS driving circuit |
Jun. 30, 2009 |
| 7547993 |
Radiofrequency double pole single throw switch |
Jun. 16, 2009 |
| 7535264 |
Methods and systems for comparing currents using current conveyor circuitry |
May. 19, 2009 |
| 7525348 |
Differential voltage comparator |
Apr. 28, 2009 |
| 7514966 |
Fast, low offset ground sensing comparator |
Apr. 7, 2009 |
| 7514991 |
High accuracy current mode duty cycle and phase placement sampling circuit |
Apr. 7, 2009 |
| 7502059 |
Asymmetric comparator for use in pixel oversaturation detection |
Mar. 10, 2009 |
| 7501862 |
Comparator with low offset voltage |
Mar. 10, 2009 |
| 7498851 |
High speed comparator |
Mar. 3, 2009 |
| 7498850 |
Compensated comparator for use in lower voltage, higher speed non-volatile memory |
Mar. 3, 2009 |
| 7495477 |
Apparatus and methods for self-biasing differential signaling circuitry having multimode output configurations for low voltage applications |
Feb. 24, 2009 |
| 7489575 |
Noise resistant small signal sensing circuit for a memory device |
Feb. 10, 2009 |
| 7486114 |
Signal detector with calibration circuit arrangement |
Feb. 3, 2009 |
| 7474129 |
Dual mode comparator |
Jan. 6, 2009 |
| 7456662 |
Differential circuit, output buffer circuit and semiconductor integrated circuit for a multi-power system |
Nov. 25, 2008 |
| 7443217 |
Circuit and method to balance delays through true and complement phases of differential and complementary drivers |
Oct. 28, 2008 |
| 7441222 |
Differential pair connection arrangement, and method and computer program product for making same |
Oct. 21, 2008 |
| 7432744 |
Comparator circuit with built-in programmable floating gate voltage reference |
Oct. 7, 2008 |
| 7429874 |
Replica bias circuit |
Sep. 30, 2008 |
| 7403045 |
Comparator circuit with reduced switching noise |
Jul. 22, 2008 |
| 7394857 |
Flexible versatile low-cost wireline transmit driver |
Jul. 1, 2008 |
| 7375559 |
Differential comparator with a replica input stage to set the accurate bias current for improved common mode rejection |
May. 20, 2008 |
| 7358814 |
Differential amplifier and methods for use therewith |
Apr. 15, 2008 |
| 7358777 |
Current feedback amplifiers |
Apr. 15, 2008 |
| 7358776 |
Signal detection circuit and signal detection method |
Apr. 15, 2008 |
| 7352211 |
Signal history controlled slew-rate transmission method and bus interface transmitter |
Apr. 1, 2008 |
| 7348807 |
Electric circuit for providing a selection signal |
Mar. 25, 2008 |
| 7348808 |
Method and apparatus for detection of high-speed electrical signals |
Mar. 25, 2008 |
| 7330390 |
Noise resistant small signal sensing circuit for a memory device |
Feb. 12, 2008 |
| 7327184 |
Low-power multi-level pulse amplitude modulation driver and semiconductor device having the driver |
Feb. 5, 2008 |
| 7315187 |
Comparator for input voltages higher than supply voltage |
Jan. 1, 2008 |
| 7304506 |
Differential output circuit and semiconductor device having the same |
Dec. 4, 2007 |
| 7304903 |
Sense amplifier circuit |
Dec. 4, 2007 |
| 7298837 |
Cross-over voltage lock for differential output drivers |
Nov. 20, 2007 |
| 7298182 |
Comparator using differential amplifier with reduced current consumption |
Nov. 20, 2007 |
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