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Class Information
Number: 327/52
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Specific signal discriminating (e.g., comparing, selecting, etc.) without subsequent control > By amplitude > With sensing amplifier > Differential amplifier
Description: Subject matter including a device responsive to the offset between two input voltages or currents and nonresponsive to voltages or currents which are identical in the two inputs.










Sub-classes under this class:

Class Number Class Name Patents
327/53 Current mirror 238
327/54 Having feedback 170
327/56 With reference signal 169


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
4634900 Sense amplifier Jan. 6, 1987
4621206 Level detector Nov. 4, 1986
4618785 CMOS sense amplifier with level shifter Oct. 21, 1986
4611130 Floating input comparator with precharging of input parasitic capacitors Sep. 9, 1986
4604732 Power supply dependent voltage reference circuit Aug. 5, 1986
4586166 SRAM with improved sensing circuit Apr. 29, 1986
4583203 Memory output circuit Apr. 15, 1986
4570090 High-speed sense amplifier circuit with inhibit capability Feb. 11, 1986
4567389 CMOS Differential amplifier Jan. 28, 1986
4553053 Sense amplifier Nov. 12, 1985
4539494 Semiconductor device for use in a sense amplifier Sep. 3, 1985
4523110 MOSFET sense amplifier circuit Jun. 11, 1985
4511810 Voltage comparator circuit Apr. 16, 1985
4504748 Sense amplifier circuit Mar. 12, 1985
4479202 CMOS Sense amplifier Oct. 23, 1984
4471244 Sense amplifier Sep. 11, 1984
4451906 Dynamic type memory device having improved operation speed May. 29, 1984
4375039 Sense amplifier circuit Feb. 22, 1983
4249095 Comparator, sense amplifier Feb. 3, 1981
4247791 CMOS Memory sense amplifier Jan. 27, 1981
4242739 Memory system with a stabilized sense amplifier Dec. 30, 1980
4195239 Flip-flop comprising two field effect transistors controllably connected to nodes of the flip-flop and then crosswise to serve as a sense amplifier Mar. 25, 1980
4172291 Preset circuit for information storage devices Oct. 23, 1979
4162540 Clocked memory with delay establisher by drive transistor design Jul. 24, 1979
4151429 Differential charge sensing circuit for MOS devices Apr. 24, 1979
4147943 Sensitive high speed clocked comparator Apr. 3, 1979
4144590 Intermediate output buffer circuit for semiconductor memory device Mar. 13, 1979
4136292 Voltage sensing circuit of differential input type Jan. 23, 1979
4134033 Fast-switching digital differential amplifier system for CCD arrangements Jan. 9, 1979
4121461 Electronic temperature sensor Oct. 24, 1978
4075514 Sensing circuit for semiconductor charge transfer devices Feb. 21, 1978
4075515 Digital differential amplifier for CCD arrangements Feb. 21, 1978
4031524 Read-only memories, and readout circuits therefor Jun. 21, 1977
4025907 Interlaced memory matrix array having single transistor cells May. 24, 1977
4010453 Stored charge differential sense amplifier Mar. 1, 1977
4006458 Detector circuit Feb. 1, 1977
4004284 Binary voltage-differential sensing circuits, and sense/refresh amplifier circuits for random-access memories Jan. 18, 1977
3993917 Parameter independent FET sense amplifier Nov. 23, 1976
3992637 Unclocked sense ampllifier Nov. 16, 1976
3983412 Differential sense amplifier Sep. 28, 1976
3983413 Balanced differential capacitively decoupled charge sensor Sep. 28, 1976
3976952 Sense amplifier Aug. 24, 1976
3938108 Erasable programmable read-only memory Feb. 10, 1976
3938109 High speed ECL compatible MOS-Ram Feb. 10, 1976

1 2 3 4 5 6 7 8 9 10 11










 
 
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