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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 361
327/90 Comparison between two characteristics of an input signal 48
327/91 Including details of sampling or holding 476
327/74 Input signal compared to plural fixed references 298
327/72 Input signal compared to reference derived therefrom 353
327/77 Input signal compared to single fixed reference 636
327/58 Maximum or minimum amplitude 350
327/97 With logic or bistable circuit 98
327/51 With sensing amplifier 545


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

Patent Number Title Of Patent Date Issued
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
7145373 Frequency-controlled DLL bias Dec. 5, 2006
7135891 Current sense shunt resistor circuit Nov. 14, 2006
7135893 Comparator circuit Nov. 14, 2006
7091750 Sense amplifier and electronic apparatus using the same Aug. 15, 2006
7002378 Valid data strobe detection technique Feb. 21, 2006
6937070 Amplitude-detecting method and circuit Aug. 30, 2005
6911873 Detection circuit and method for an oscillator Jun. 28, 2005
6888444 SIGNAL TRANSMITTING CIRCUIT, SIGNAL RECEIVING CIRCUIT, SIGNAL TRANSMITTING/RECEIVING CIRCUIT, SIGNAL TRANSMITTING METHOD, SIGNAL RECEIVING METHOD, SIGNAL TRANSMITTING/RECEIVING METHOD, SEMICON May. 3, 2005
6856926 Frequency margin testing of bladed servers Feb. 15, 2005
6839807 Multi-way set associative cache memory Jan. 4, 2005
6741103 Device using a detection circuit to determine whether an output current thereof is source-induced or load-induced, and method therefor May. 25, 2004
6696866 Method and apparatus for providing a supply voltage based on an envelope of a radio frequency signal Feb. 24, 2004
6614269 Integrated polyphase amplitude detector Sep. 2, 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
6484223 Transmitting device and bus system for data transfer Nov. 19, 2002
6456170 Comparator and voltage controlled oscillator circuit Sep. 24, 2002
6377083 Semiconductor integrated device and methods of detecting and correcting a voltage drop in an integrated circuit Apr. 23, 2002
6377638 SIGNAL TRANSMISSION SYSTEM FOR TRANSMITTING SIGNALS BETWEEN LSI CHIPS, RECEIVER CIRCUIT FOR USE IN THE SIGNAL TRANSMISSION SYSTEM, AND SEMICONDUCTOR MEMORY DEVICE APPLYING THE SIGNAL TRANSMISS Apr. 23, 2002
6335642 Impedance-to-voltage converter Jan. 1, 2002
6316967 Current detector Nov. 13, 2001
6313690 Semiconductor switching device with leakage current detecting junction Nov. 6, 2001
6278134 Bi-directional unipolar semiconductor light source Aug. 21, 2001
6211726 Low voltage, high-current electronic load Apr. 3, 2001
6169425 Voltage sensing current foldback switch circuit Jan. 2, 2001
6157219 Amplifier for a semiconductor device and a method of controlling the same Dec. 5, 2000
6144229 Sensor device Nov. 7, 2000
6127852 Semiconductor integrated circuit for parallel signal processing Oct. 3, 2000
6111918 Two-way data communicating method and system Aug. 29, 2000
6107838 Simultaneous two-way communication system using a single communication port Aug. 22, 2000
6078213 Method and hardware apparatus for implementing an N-sample median filter Jun. 20, 2000
5955899 Compact comparator Sep. 21, 1999
5909132 Resistance bridge and its use in conversion systems Jun. 1, 1999
5905387 Analog voltage-signal selector device May. 18, 1999
5900749 Threshold voltage level generator for time division duplex communications May. 4, 1999
5825825 Method of processing multi-level signals for simple clock recovery Oct. 20, 1998
5818268 Circuit for detecting leakage voltage of MOS capacitor Oct. 6, 1998
5789970 Static, low current, low voltage sensing circuit for sensing the state of a fuse device Aug. 4, 1998
5734275 Programmable logic device having a sense amplifier with virtual ground Mar. 31, 1998
5714893 Signal transmission circuit Feb. 3, 1998
5708376 Variable-gain amplifying device Jan. 13, 1998
5706222 Multiple mode peak detector Jan. 6, 1998
5694063 High speed I.sub.DDQ monitor circuit Dec. 2, 1997
5689200 High speed glitch-free transition detection circuit with disable control Nov. 18, 1997
5623219 Maximal voltage three-phase PWM without third harmonic injection Apr. 22, 1997
5619165 Voltage threshold detection circuit with very low consumption Apr. 8, 1997
5614851 High-accuracy, low-power peak-to-peak voltage detector Mar. 25, 1997
5602500 Circuit for the detection of voltage thresholds Feb. 11, 1997

1 2 3 4 5 6 7


 
 
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