Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 323/225
Name: Electricity: power supply or regulation systems > In shunt with source or load > Using a three or more terminal semiconductive device > Plural devices
Description: Subject matter wherein the shunt regulator is made up of more than one semiconductive device acting as the final control device.

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

Patent Number Title Of Patent Date Issued
8704503 Single ended primary inductor converter with over-current and/or over-voltage protection and method for controlling the same Apr. 22, 2014
8692524 DC-to-DC conversion apparatus Apr. 8, 2014
8653800 Step-up switching power supply device with current-limiting transistor Feb. 18, 2014
8648577 DC-DC converter Feb. 11, 2014
8643346 Device and method for converting a potential Feb. 4, 2014
8638074 Controllable universal supply with reactive power management Jan. 28, 2014
8634966 Method, a system, a computer-readable medium, and a power controlling apparatus for applying and distributing power Jan. 21, 2014
8604645 Supply arrangement, supply unit and method for supplying an electronic unit Dec. 10, 2013
8604757 DC/DC power conversion apparatus Dec. 10, 2013
8593116 Switched-mode power supply including switch protection circuit Nov. 26, 2013
8570008 Energy predictive buck converter Oct. 29, 2013
8552705 Lower power controller for DC to DC converters Oct. 8, 2013
RE44486 Circuit apparatus for transformerless conversion of an electric direct voltage into an alternating voltage Sep. 10, 2013
8519685 Device for controlling a power supply with DC DC splitting of the type including N interlaced paths Aug. 27, 2013
8502511 Buck switching regulator Aug. 6, 2013
8493039 Cascade-connected boost circuit Jul. 23, 2013
8487594 Accurate current sensing circuit with ultra low voltage supply Jul. 16, 2013
8471545 Electronic device and method for DC-DC conversion Jun. 25, 2013
8461812 Shunt regulator having over-voltage protection circuit and semiconductor device including the same Jun. 11, 2013
8436592 Voltage buck-boost switching regulator May. 7, 2013
8436591 Buck-boost converter with smooth transitions between modes May. 7, 2013
8432113 Brushless fan motor control circuit assembly Apr. 30, 2013
8432138 Power factor correction converter and control method thereof Apr. 30, 2013
8432212 Switching element having an electromechanical switch and methods for making and using same Apr. 30, 2013
8416594 Power converter with a controlled current source and connected in single-phase mode Apr. 9, 2013
8415933 Buck or boost DC-DC converter Apr. 9, 2013
8410762 DC-DC converter Apr. 2, 2013
8410766 Power supply circuit with scalable performance and method for operating the power supply circuit Apr. 2, 2013
8400133 Output current detection of a voltage regulator Mar. 19, 2013
8384367 Step-down switching regulator Feb. 26, 2013
8378626 Management device for charging circuit and wireless terminal Feb. 19, 2013
8373395 Power source apparatus, control circuit, and method of controlling power source apparatus Feb. 12, 2013
8368362 Boost-forward-flyback high gain converter Feb. 5, 2013
8368363 Current sensing circuit and switching regulator including the same Feb. 5, 2013
8368365 Continuously switching buck-boost control Feb. 5, 2013
8362756 Digital boost feedback voltage controller for switch-mode power supplies using pulse-frequency modulation Jan. 29, 2013
8350540 Storageless step-down switching DC-DC converter Jan. 8, 2013
8324872 Voltage regulator with coupled inductors having high coefficient of coupling Dec. 4, 2012
8319483 Digital average input current control in power converter Nov. 27, 2012
8305054 Inductive conversion device and energy control method Nov. 6, 2012
8294435 Power supply apparatus supplying power stored in power storage unit to load and power supply system including power supply apparatus Oct. 23, 2012
8294436 DC/DC converter and method for controlling a DC/DC converter Oct. 23, 2012
8294506 Driving system for switching power supply to reduce switch noise and switching loss Oct. 23, 2012
8274265 Multi-phase power system with redundancy Sep. 25, 2012
8253398 Semiconductor device Aug. 28, 2012
8248040 Time-limiting mode (TLM) for an interleaved power factor correction (PFC) converter Aug. 21, 2012
8232787 Pulse time detector, a controller for a switched mode power supply, and a switched mode power supply including such a controller Jul. 31, 2012
8223519 Power control system Jul. 17, 2012
8212537 Integratable efficient switching down converter Jul. 3, 2012
8207717 Buck-boost DC-DC converter with auxiliary inductors for zero current switching Jun. 26, 2012

1 2 3 4 5 6 7

  Recently Added Patents
System and method for enhancing buyer and seller interaction during a group-buying sale
Method and apparatus for charging a power pack of a portable electronic device
Systems and methods for updating a data store using a transaction store
Variants of a family 44 xyloglucanase
Plants and seeds of hybrid corn variety CH260114
Mask blank, transfer mask, and film denseness evaluation method
High-frequency power amplifier
  Randomly Featured Patents
Correction characteristic determining device, correction characteristic determining method, and display device
Continuous casting plant for casting beam blanks
Ion implantation system for implanting workpieces
Co-culturing mammalian embryonic stem cells with human foreskin fibroblasts
Oligomeric is polyacene and semiconductor formulations
Locking joint for a ratchet wrench
Gas chromatograph
Method of making polymer powders and whiskers as well as particulate products of the method and atomizing apparatus
Process and apparatus for pressing an external sleeve onto a tube for enhancing weld design
Edge clamp apparatus