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Class Information
Number: 330/258
Name: Amplifiers > With semiconductor amplifying device (e.g., transistor) > Including differential amplifier > Having common mode rejection circuit
Description: Subject matter wherein means are utilized which ignore a signal that appears simultaneously and in phase at both input terminals.










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

Patent Number Title Of Patent Date Issued
8711831 Front end for RF transmitting-receiving systems with implicit directional control and time-multiplexing method in submicron technology Apr. 29, 2014
8692616 Operational amplifier, analog arithmetic circuit, and analog to digital converter Apr. 8, 2014
8692583 Differential integrated input circuit Apr. 8, 2014
8674765 Fully differential amplifier topology to drive dynamic speakers in class AB mode Mar. 18, 2014
8638165 Switched-capacitor DC blocking amplifier Jan. 28, 2014
8633765 Input common mode circuit for a fully differential amplifier Jan. 21, 2014
8633764 Restoring output common-mode of amplifier via capacitive coupling Jan. 21, 2014
8624672 Integrated circuit Jan. 7, 2014
8614602 Differential amplifier Dec. 24, 2013
8604876 Current buffer Dec. 10, 2013
8588433 Electret microphone circuit Nov. 19, 2013
8571507 Analog signal processing device for phased array antennas Oct. 29, 2013
8552801 Amplifier common-mode control methods Oct. 8, 2013
8519792 Differential voltage sensing system and method for using the same Aug. 27, 2013
8519793 Operational amplifier circuit Aug. 27, 2013
8513938 Reference voltage circuit and semiconductor integrated circuit Aug. 20, 2013
8487700 Pre-driver and digital transmitter using the same Jul. 16, 2013
8471634 Method and apparatus of common mode compensation for voltage controlled delay circuits Jun. 25, 2013
8456337 System to interface analog-to-digital converters to inputs with arbitrary common-modes Jun. 4, 2013
8456215 Limiting amplifier and method thereof Jun. 4, 2013
8446205 Mixer circuit and method for adjusting common voltage of mixer circuit May. 21, 2013
8432222 Apparatus and methods for electronic amplification Apr. 30, 2013
8427237 Common-mode feedback circuit Apr. 23, 2013
8416021 Amplifier circuit Apr. 9, 2013
8416106 Calibration scheme for resolution scaling, power scaling, variable input swing and comparator offset cancellation for flash ADCs Apr. 9, 2013
8410847 Input common mode voltage compensation circuit Apr. 2, 2013
8369818 Low noise amplifier protection using a clamping device Feb. 5, 2013
8344803 Variable gain amplifier Jan. 1, 2013
8344804 Common-mode feedback circuit Jan. 1, 2013
8330543 Differential amplifier Dec. 11, 2012
8324968 Amplifier circuit, signal processor circuit, and semiconductor integrated circuit device Dec. 4, 2012
8324969 Delta-sigma modulator approach to increased amplifier gain resolution Dec. 4, 2012
8319554 Amplifier with start-up common mode feedback Nov. 27, 2012
8310308 Wide bandwidth class C amplifier with common-mode feedback Nov. 13, 2012
8305247 Low voltage digital to analog converter, comparator and sigma-delta modulator circuits Nov. 6, 2012
8305145 Receiving circuit Nov. 6, 2012
8289077 Signal processor comprising an amplifier Oct. 16, 2012
8283981 Operational amplifier having a common mode feedback circuit portion Oct. 9, 2012
8279004 System for driver amplifier Oct. 2, 2012
8274326 Equalization circuit Sep. 25, 2012
8258865 Signal generating apparatus and method thereof Sep. 4, 2012
8228108 High speed fully differential resistor-based level formatter Jul. 24, 2012
8228120 Negative capacitance synthesis for use with differential circuits Jul. 24, 2012
8198937 Switched-capacitor amplifier circuit Jun. 12, 2012
8183889 Common-mode insensitive sampler May. 22, 2012
8183920 Variable gain amplifier with reduced power consumption May. 22, 2012
8179183 Low-consumption switched-capacitor circuit May. 15, 2012
8143947 Semiconductor differential amplifier Mar. 27, 2012
8138839 Wideband CMOS gain stage Mar. 20, 2012
8138833 Common-mode feedback amplifier Mar. 20, 2012

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