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Class Information
Number: 327/77
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 single fixed reference
Description: Subject matter wherein the input signal is evaluated relative to a standard which is at a constant level of amplitude.










Sub-classes under this class:

Class Number Class Name Patents
327/87 Having feedback 114
327/85 Inverting input or output 32
327/82 Plural sources of input signal 52
327/80 Reference determined by threshold of single circuit element 131
327/78 Reference level crossover detecting 319
327/83 Temperature compensation 82
327/84 With bridge circuit 8
327/89 With differential amplifier 240
327/88 With source as reference 51
327/86 With transformer 8


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
8710880 Power-on reset circuit Apr. 29, 2014
8711259 Solid-state imaging apparatus Apr. 29, 2014
8713349 Semiconductor apparatus Apr. 29, 2014
8653865 Voltage change detection device Feb. 18, 2014
8643443 Comparator and relaxation oscillator employing same Feb. 4, 2014
8638127 Temperature-independent undervoltage detector and related method Jan. 28, 2014
8610458 Impedance control circuit and semiconductor device including the same Dec. 17, 2013
8604842 High-side switch circuit Dec. 10, 2013
8598914 Comparator circuit with current mirror Dec. 3, 2013
8581641 Power-up signal generation circuit Nov. 12, 2013
8575977 Low voltage supply comparator and a method to operate the comparator Nov. 5, 2013
8552766 Threshold comparator with hysteresis and method for performing threshold comparison with hysteresis Oct. 8, 2013
8536900 Circuit and method for detecting multiple supply voltages Sep. 17, 2013
8525555 Power detector Sep. 3, 2013
8497712 Techniques for measuring voltages in a circuit Jul. 30, 2013
8493097 Current-sensing circuit Jul. 23, 2013
8487661 Zero-crossing gain control system and associated methods Jul. 16, 2013
8476936 Sensor connection circuit Jul. 2, 2013
8476937 Input buffer circuit capable of adjusting variation in skew Jul. 2, 2013
8476938 Device and method for generating three mode signal Jul. 2, 2013
8461878 Input buffer circuit of semiconductor apparatus Jun. 11, 2013
8446180 Semiconductor device May. 21, 2013
8436663 Low-current input buffer May. 7, 2013
8415990 Gate driving circuit Apr. 9, 2013
8410821 Output current detecting circuit and transmission circuit Apr. 2, 2013
8405428 Semiconductor integrated circuit Mar. 26, 2013
8405429 Power supply voltage monitor circuit Mar. 26, 2013
8400189 Voltage detection device and semiconductor device including the same Mar. 19, 2013
8395870 Input/output circuit Mar. 12, 2013
8384446 Power-up signal generation circuit Feb. 26, 2013
8384468 Multi-supply voltage compatible I/O ring Feb. 26, 2013
8373445 Transmission input circuit Feb. 12, 2013
8373446 Power supply detection circuit Feb. 12, 2013
8368429 Hysteresis comparator Feb. 5, 2013
8362808 Transmission input circuit Jan. 29, 2013
8344767 Low power power-on-reset (POR) circuit Jan. 1, 2013
8339173 Enable pin using programmable hysteresis improvement Dec. 25, 2012
8339159 Input buffer circuit of semiconductor apparatus Dec. 25, 2012
8325848 Peak detector having extended dynamic range Dec. 4, 2012
8314638 Comparator circuit Nov. 20, 2012
8310279 Comparator with hysteresis Nov. 13, 2012
8310287 Reset circuit and control apparatus including the reset circuit Nov. 13, 2012
8299819 Peak or zero current comparator Oct. 30, 2012
8289055 Host computer Oct. 16, 2012
8284618 Data input device of semiconductor memory appartus and control method thereof Oct. 9, 2012
8278971 Detection circuit Oct. 2, 2012
8258817 Semiconductor integrated circuit Sep. 4, 2012
8253453 Brown-out detection circuit Aug. 28, 2012
8242817 Power-on reset circuit with suppressed current Aug. 14, 2012
8242810 Fast settling, bit slicing comparator circuit Aug. 14, 2012

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16










 
 
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