Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 363/28
Name: Electric power conversion systems > Current conversion > Including d.c.-a.c.-d.c. converter > Having thyristor inverter (e.g., scr, etc.) > With automatic control of the magnitude of output voltage or current
Description: Subject matter which includes circuitry for the regulation of the output voltage or current.

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8102235 Coreless printed-circuit-board (PCB) transformers and operating techniques therefor Jan. 24, 2012
8045344 Regulating output current from a primary side power converter by clamping an error signal Oct. 25, 2011
7859213 Control device and control method Dec. 28, 2010
7839181 Glitch-suppressor circuits and methods Nov. 23, 2010
7446512 Resonant switching power supply device Nov. 4, 2008
6563723 Fault tolerant power supply circuit May. 13, 2003
5539631 Converter circuits using a silicon controlled rectifier Jul. 23, 1996
5341283 Protective circuit with feedback capability for two-point and three-point inverters, and method of feeding back the protective-circuit energy Aug. 23, 1994
5243163 Electrical supply circuit for a load such as a magnetron Sep. 7, 1993
5189602 High-voltage generator with selective half-bridge and full-bridge operation Feb. 23, 1993
5121315 D.C.-A.C. power converter with multiple conversions Jun. 9, 1992
5121314 Bi-mode high voltage resonant power supply and method Jun. 9, 1992
5003141 Magnetron power supply with indirect sensing of magnetron current Mar. 26, 1991
5001618 Ripple insensitivity method for regulating the voltage of a voltage signal Mar. 19, 1991
4949233 Power supply circuit in microwave ovens Aug. 14, 1990
4916590 Series resonant magnetic amplifier power supply Apr. 10, 1990
4855893 Apparatus for the low-loss wiring of the semiconductor switching elements of a three-level inverter Aug. 8, 1989
4811188 Series inverter with shunted transformer for regulation of capacitor charging Mar. 7, 1989
4797908 Voltage-resonance type power supply circuit for X-ray tube Jan. 10, 1989
4780804 Method and an arrangement for enabling the magnetizing current passing through a transformer to be minimized when an asymmetric load is applied to the secondary side of the transformer Oct. 25, 1988
4779182 Power supply for an electrostatic filter Oct. 18, 1988
4777576 Energy converter with series resonant bridge and switching circuit Oct. 11, 1988
4769754 Stabilized welding power source including a series-resonant current-regulated converter using a transformer having an air-gapped core Sep. 6, 1988
4752866 Ozonator power supply employing a current source inverter Jun. 21, 1988
4725938 High voltage resonant DC/DC converter Feb. 16, 1988
4710860 Ripple-free DC high voltage generating apparatus for X-ray tube Dec. 1, 1987
4700372 X-ray generating apparatus Oct. 13, 1987
4661896 High voltage power supply system including inverter controller Apr. 28, 1987
4653082 High voltage generating device for X-ray apparatus Mar. 24, 1987
4652985 Input regulated high voltage D.C. power supply system Mar. 24, 1987
4646220 DC power supply with compensated current reference Feb. 24, 1987
4614999 High voltage pulsed power supply with time limiting nonlinear feedback Sep. 30, 1986
4587604 Power supply employing low power and high power series resonant converters May. 6, 1986
4573184 Heating circuit for a filament of an X-ray tube Feb. 25, 1986
4569009 Switching regulator having a selectable gain amplifier for providing a selectively alterable output voltage Feb. 4, 1986
4563731 Resonant type constant voltage supply apparatus Jan. 7, 1986
4500949 Chopping type electrical converter Feb. 19, 1985
4495555 Energy converter Jan. 22, 1985
4488214 High-power, high-frequency inverter system with combined digital and analog control Dec. 11, 1984
4488213 Energy converter Dec. 11, 1984
4480298 Multiple output DC-to-DC voltage converter apparatus Oct. 30, 1984
4477868 High frequency series resonant dc-dc converter Oct. 16, 1984
4462070 DC-DC Converter provided with an AC link Jul. 24, 1984
4460949 High frequency parallel resonant dc-dc converter Jul. 17, 1984
4446560 High power electric generator, especially adapted for powering processes involving discharge in a rarified atmosphere May. 1, 1984
4414598 Regulated power supply Nov. 8, 1983
4404622 Stabilized power supply Sep. 13, 1983
4396818 Thyristor off-time controlled induction heating apparatus by differentiated thyristor anode potential Aug. 2, 1983
4369489 Switching dc-to-dc converter supplying uninterrupted output current Jan. 18, 1983
4336584 Autoresonant static converter Jun. 22, 1982

1 2

  Recently Added Patents
Quinoid thiophene organic photoelectric material, preparation method thereof and application thereof
Sacrificial spacer approach for differential source/drain implantation spacers in transistors comprising a high-k metal gate electrode structure
Charged-particle beam lens
Scalable security services for multicast in a router having integrated zone-based firewall
Apparatus for providing location information of hand-held device and method thereof
Display device and method of manufacturing the same
Cable sheath
  Randomly Featured Patents
Current regulating circuits
Orthopedic support
Pneumatic weft thread holder for a selvage device
Extensible coatings
X-ray examination apparatus comprising a collimator unit
Carburetor improvement for part throttle vacuum staging
Semiconductor photonic device
Fountain toothbrush
Method for operating an emission control system having nitrogen oxide storage
Method and apparatus providing gradient index of refraction lens for image sensors