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Class Information
Number: 323/280
Name: Electricity: power supply or regulation systems > Output level responsive > Using a three or more terminal semiconductive device as the final control device > Linearly acting > With a specific feedback amplifier (e.g., integrator, summer)
Description: Subject matter including a signal processing circuit between the means responsive to the output level and the final control device, the signal processing circuit including an amplifier in a feedback path, the amplifier including such elements as cascaded stages, summing junctions, or additional feedback circuitry.










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

Patent Number Title Of Patent Date Issued
8710811 Voltage regulator with improved voltage regulator response and reduced voltage drop Apr. 29, 2014
8704501 Driver, current regulating circuit thereof, and method of current regulation, with alternating voltages therein Apr. 22, 2014
8692529 Low noise, low dropout voltage regulator Apr. 8, 2014
8692528 Low dropout regulator Apr. 8, 2014
8686801 Power supply and DC-DC-conversion Apr. 1, 2014
8680827 High-voltage power supply apparatus and image forming apparatus employing same Mar. 25, 2014
8680829 Stable low dropout voltage regulator Mar. 25, 2014
8674672 Replica node feedback circuit for regulated power supply Mar. 18, 2014
8648582 Programmable low dropout linear regulator Feb. 11, 2014
8610415 Lambda correction for current foldback Dec. 17, 2013
8610370 Method for controlling light-emitting diodes Dec. 17, 2013
8604762 Low noise, low dropout regulators Dec. 10, 2013
8593125 Buck DC-DC converter with dual feedback control Nov. 26, 2013
8593121 Circuit and method for voltage regulator output voltage trimming Nov. 26, 2013
8575905 Dual loop voltage regulator with bias voltage capacitor Nov. 5, 2013
8570098 Voltage reducing circuit Oct. 29, 2013
8547081 Reference voltage supply circuit including a glitch remover Oct. 1, 2013
8536935 Uniform power regulation for integrated circuits Sep. 17, 2013
8508200 Power supply circuit using amplifiers and current voltage converter for improving ripple removal rate and differential balance Aug. 13, 2013
8493043 Voltage regulator circuitry with adaptive compensation Jul. 23, 2013
8487595 Circuits and methods for current sensing Jul. 16, 2013
8482266 Voltage regulation circuitry and related operating methods Jul. 9, 2013
8461818 Transient response device, having parallel connected diode and transistor, for improving transient response of power supply Jun. 11, 2013
8456235 Regulator circuit Jun. 4, 2013
8450991 Charge recycling a 1 of N NDL gate with a time varying power supply May. 28, 2013
8436597 Voltage regulator with an emitter follower differential amplifier May. 7, 2013
8432144 Regulator circuit Apr. 30, 2013
8427122 Enhancement of power supply rejection for operational amplifiers and voltage regulators Apr. 23, 2013
8400131 Voltage converter and LED driver circuits with progressive boost, skip, and linear mode operation Mar. 19, 2013
8390965 Over-current protection device for multiple high-voltage motive devices and method thereof Mar. 5, 2013
8384055 Output circuit, light-receiver circuit using the same, and photocoupler Feb. 26, 2013
8378652 Load transient response time of LDOs with NMOS outputs with a voltage controlled current source Feb. 19, 2013
8378657 Paralleling voltage regulators Feb. 19, 2013
8373395 Power source apparatus, control circuit, and method of controlling power source apparatus Feb. 12, 2013
8373398 Area-efficient voltage regulators Feb. 12, 2013
8368376 Electronic device with power switch capable of regulating power dissipation Feb. 5, 2013
8330532 Power efficient generation of band gap referenced supply rail, voltage and current references, and method for dynamic control Dec. 11, 2012
8324877 Voltage down converter Dec. 4, 2012
8321694 Power supply circuit for south bridge chip Nov. 27, 2012
8314597 Load driving apparatus Nov. 20, 2012
8305056 Low drop-out voltage regulator with wide bandwidth power supply rejection ratio Nov. 6, 2012
8294441 Fast low dropout voltage regulator circuit Oct. 23, 2012
8289008 Voltage regulator which provides sequentially and arbitrarrily shaped regulated voltage and related method Oct. 16, 2012
8289009 Low dropout (LDO) regulator with ultra-low quiescent current Oct. 16, 2012
8289010 Method for control of overlap times in switching power converters Oct. 16, 2012
8283906 Voltage regulator Oct. 9, 2012
8265574 Voltage regulator with control loop for avoiding hard saturation Sep. 11, 2012
8258765 Switching regulator and semiconductor apparatus including the same Sep. 4, 2012
8242761 Low-dropout linear regulator and corresponding method Aug. 14, 2012
8237425 Voltage regulator with high noise rejection Aug. 7, 2012

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