Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 323/268
Name: Electricity: power supply or regulation systems > Output level responsive > Using a three or more terminal semiconductive device as the final control device > Including plural final control devices
Description: Subject matter wherein the system includes a plurality of transistors or semiconductor controlled rectifiers, each contributing to the final control of the output.

Sub-classes under this class:

Class Number Class Name Patents
323/269 Linearly acting parallel connected 166
323/270 Linearly acting series connected 103
323/271 Switched (e.g., on-off control) 736

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8686801 Power supply and DC-DC-conversion Apr. 1, 2014
8664926 DC-DC converter and power supplying system using a DC-DC converter Mar. 4, 2014
8638075 Apparatus and method for recovery of wasted power from differential drivers Jan. 28, 2014
8624567 Controllers for DC/DC converters Jan. 7, 2014
8624706 Control circuit for indicator light Jan. 7, 2014
8619401 Current source regulator Dec. 31, 2013
8604759 Power regulation circuit and electronic device with the same Dec. 10, 2013
8587268 System and method for providing an active current assist with analog bypass for a switcher circuit Nov. 19, 2013
8564262 Voltage regulator module with power gating and bypass Oct. 22, 2013
8536730 Electric power generating and distribution system comprising a decoupling filter and a solid state power controller Sep. 17, 2013
8531165 Single-inductor multiple-output power converter Sep. 10, 2013
8531164 Operational transconductance amplifier feedback mechanism for fixed feedback voltage regulators Sep. 10, 2013
8493041 System and method for termination powered differential interface periphery Jul. 23, 2013
8487473 Hierarchical power smoothing Jul. 16, 2013
8487603 Reference voltage generating circuit of semiconductor memory apparatus Jul. 16, 2013
8450985 Energy recovery circuit May. 28, 2013
8432656 Method for feedback control and related feedback control loop and voltage regulator Apr. 30, 2013
8400122 Selectively activated three-state charge pump Mar. 19, 2013
8384483 High efficiency power amplifier power architecture Feb. 26, 2013
8368789 Systems and methods to provide reference current with negative temperature coefficient Feb. 5, 2013
8352091 Distributed grid-interactive photovoltaic-based power dispatching Jan. 8, 2013
8330436 Series and parallel hybrid switched capacitor networks for IC power delivery Dec. 11, 2012
8321705 Dynamic table look-up based voltage regulator control Nov. 27, 2012
8314601 Semiconductor device, display device and electronic device Nov. 20, 2012
8228048 Method and system of regulating voltages Jul. 24, 2012
8217821 Reference signal generator circuit for an analog-to-digital converter of a microelectromechanical acoustic transducer, and corresponding method Jul. 10, 2012
8193864 High efficiency power amplifier power architecture Jun. 5, 2012
8179112 Direct current generator and the pulse generator thereof May. 15, 2012
8169201 Output compensator for a regulator May. 1, 2012
8164317 Power system with temperature compensation control Apr. 24, 2012
8164315 Power supply circuit Apr. 24, 2012
8138741 High voltage generator in semiconductor memory Mar. 20, 2012
8125201 DC-DC converter for a low power electronic circuit Feb. 28, 2012
8085028 Method of driving a semiconductor device Dec. 27, 2011
8072196 System and method for providing a dynamically configured low drop out regulator with zero quiescent current and fast transient response Dec. 6, 2011
8072786 Power supply module with power saving mode Dec. 6, 2011
8035363 Procedure and a switching arrangement for triggering a load element using an electronic switching element in a load circuit Oct. 11, 2011
8035359 Apparatus and method for recovery of wasted power from differential drivers Oct. 11, 2011
8035364 Step-down switching regulator with freewheeling diode Oct. 11, 2011
8018315 Power converter employing a micromagnetic device Sep. 13, 2011
8013580 Controller for a power converter and method of operating the same Sep. 6, 2011
8004255 Power supply for IGBT/FET drivers Aug. 23, 2011
7990119 Multimode voltage regulator circuit Aug. 2, 2011
7907074 Circuits and methods to reduce or eliminate signal-dependent modulation of a reference bias Mar. 15, 2011
7889525 System and method for phase dropping and adding Feb. 15, 2011
7868605 Mixed mode power regulator circuitry for memory elements Jan. 11, 2011
7855534 Method for regulating a voltage using a dual loop linear voltage regulator with high frequency noise reduction Dec. 21, 2010
7851940 Methods and apparatus for DC-DC converter having independent outputs Dec. 14, 2010
7847529 Dual loop linear voltage regulator with high frequency noise reduction Dec. 7, 2010
7812580 Power supply apparatus having switchable switching regulator and linear regulator Oct. 12, 2010

1 2 3 4 5 6

  Recently Added Patents
Display screen with graphical user interface
Nuclear fission reactor, a vented nuclear fission fuel module, methods therefor and a vented nuclear fission fuel module system
Method for driving bistable display device
Cantilevered probe detector with piezoelectric element
Semiconductor assembly and semiconductor package including a solder channel
Method and device for the detection of defects or correction of defects in machines
TC-83-derived alphavirus vectors, particles and methods
  Randomly Featured Patents
Automatic work guidance mechanism
Foot switch pedal controller for a surgical instrument
Edge selective delay circuit
Petunia plant named `Duesurbluvein`
Breakaway fishing sinker
Low-contamination AlN crucible for monocrystal pulling and method
Polynucleotides encoding human tumor necrosis factor delta
Retractable pet leash housing
Friction disc, in particular for a clutch
Chelating composition