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Class Information
Number: 327/50
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific signal discriminating (e.g., comparing, selecting, etc.) without subsequent control > By amplitude
Description: Subject matter wherein the discriminated input signal parameter is the magnitude of an electrical energy waveform measured with respect to a fixed origin.










Sub-classes under this class:

Class Number Class Name Patents
327/63 Comparison between plural varying inputs 455
327/90 Comparison between two characteristics of an input signal 63
327/91 Including details of sampling or holding 579
327/74 Input signal compared to plural fixed references 346
327/72 Input signal compared to reference derived therefrom 414
327/77 Input signal compared to single fixed reference 786
327/58 Maximum or minimum amplitude 410
327/97 With logic or bistable circuit 111
327/51 With sensing amplifier 638


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8674743 Asymmetric correction circuit with negative resistance Mar. 18, 2014
8599030 Communication apparatus, connection control method for communication apparatus and method of determining state of communication plug relative to communication connector in communication appara Dec. 3, 2013
8493096 Method for performing a tri-state comparison of two input signals in a window comparator circuit, and window comparator circuit for implementing the method Jul. 23, 2013
8471742 Quantization device, radio-frequency receiver comprising such a device and quantization method Jun. 25, 2013
8456196 High-speed comparator Jun. 4, 2013
8378731 Asymmetric correction circuit with negative resistance Feb. 19, 2013
8334717 Dynamic comparator based comparison system Dec. 18, 2012
8319525 Flip-flop circuit and leakage current suppression circuit utilized in a flip-flop circuit Nov. 27, 2012
8299849 Binarization circuit, demodulation circuit, and tuner for vehicle Oct. 30, 2012
8295408 Receiving apparatus and method for signal detection Oct. 23, 2012
8295424 Data receiving apparatus and method Oct. 23, 2012
8289055 Host computer Oct. 16, 2012
8238477 Data slicer with multi-mode threshold generator Aug. 7, 2012
8212601 Method and apparatus for providing system clock failover Jul. 3, 2012
8203365 Circuit for comparing an input current with a threshold current Jun. 19, 2012
8199858 OOB (out of band) detection circuit and serial ATA system Jun. 12, 2012
8193834 Multiple detection circuit for accessory jacks Jun. 5, 2012
8138811 Key press detecting circuit Mar. 20, 2012
8068571 Featureless coherent chaotic amplitude modulation Nov. 29, 2011
8044687 Wide input common mode voltage comparator Oct. 25, 2011
8009744 Twisted pair communication system, apparatus and method thereof Aug. 30, 2011
7965109 Level detector for a semiconductor memory apparatus Jun. 21, 2011
7911237 High speed comparator Mar. 22, 2011
7868668 Power-on detector and method thereof Jan. 11, 2011
7853226 Peak-hold circuit and signal strength indicator using the peak-hold circuit Dec. 14, 2010
7852122 Transmission circuit for transmitting a differential signal having pulse time larger than a predetermined minimum pulse time and CMOS semiconductor device Dec. 14, 2010
7830182 Comparator Nov. 9, 2010
7825698 Method and apparatus for systematic and random variation and mismatch compensation for multilevel flash memory operation Nov. 2, 2010
7821319 Switching apparatus and method for detecting an operating state Oct. 26, 2010
7791379 High-speed reduced-output-swing self-biased fully-complementary CMOS comparator with rail-to-rail input common-mode range Sep. 7, 2010
7759983 Device for comparing the peak value of at least one voltage signal with a reference voltage Jul. 20, 2010
7755438 Phase lock loop semiconductor device Jul. 13, 2010
7719322 Semiconductor device having differential signal detection circuit for entry into mode other than normal operation May. 18, 2010
7627029 Margin test methods and circuits Dec. 1, 2009
7619446 Comparator with reduced power consumption and method for the same Nov. 17, 2009
7613057 Circuit and method for a sense amplifier Nov. 3, 2009
7598777 High-speed reduced-output-swing self-biased fully-complementary CMOS comparator with rail-to-rail input common-mode range Oct. 6, 2009
7596175 Methods and circuits for performing margining tests in the presence of a decision feedback equalizer Sep. 29, 2009
7593484 Radio frequency (RF) receiver with double loop integrated fast response automatic gain control (AGC) Sep. 22, 2009
7590175 DFE margin test methods and circuits that decouple sample and feedback timing Sep. 15, 2009
7554378 Fast DC coupled level translator Jun. 30, 2009
7554867 Capacitor boost sensing Jun. 30, 2009
7508723 Buffered memory device Mar. 24, 2009
7502951 Adjustment system and method for automatically adjusting the gain of a voltage signal Mar. 10, 2009
7463070 Switching device for driving LED array by pulse-shaped current modulation Dec. 9, 2008
7464206 Semiconductor device and method of connecting the same Dec. 9, 2008
7417471 Voltage comparator having hysteresis characteristics Aug. 26, 2008
7336107 Comparator circuit and control method thereof Feb. 26, 2008
7307571 Binary signal converters for distinguishing direct signals carried by nanowires Dec. 11, 2007
7230456 Low current consumption detector circuit and applications Jun. 12, 2007

1 2 3 4 5 6 7 8










 
 
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