Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; Conversion of dc or ac input power into surge output power; Control or regulation thereof › H02M 11 - Power conversion systems not covered by the other groups of this subclass
Patents for H02M 11 - Power conversion systems not covered by the other groups of this subclass (394)
11/2005
11/10/2005US20050248371 Current to voltage amplifier
10/2005
10/27/2005WO2005101640A1 Generation of a new type electricity
10/27/2005WO2005101168A1 Integrate power supply system
10/27/2005CA2562704A1 Integrate power supply system
10/13/2005US20050225177 Integrated power supply system
10/05/2005CN2731833Y Single power source modular able to input a.c. and d.c. at same time
09/2005
09/15/2005US20050200388 Delay-insensitive data transfer circuit using current-mode multiple-valued logic
06/2005
06/16/2005US20050127854 Fail-safe electric actuator using high voltage capacitors
04/2005
04/07/2005DE10346972A1 Eine Begrenzerschaltung verwendende Strom-Spannungs-Umwandlungsschaltung A limiter circuit used current-voltage conversion circuit
04/06/2005CN1604209A Current to voltage conversion circuit for photo detector integrated circuit employing gain switching circuit
03/2005
03/09/2005CN1591618A Current-voltage transforming circuit employing limiter circuit
03/08/2005US6864724 Current to voltage conversion circuit for photo detector integrated circuit employing gain switching circuit
03/03/2005US20050046448 Current-voltage transforming circuit employing limiter circuit
12/2004
12/02/2004CA2526544A1 Methods and apparatus for control of inductively coupled power transfer systems
10/2004
10/26/2004US6809558 Push-pull output neuron circuit
07/2004
07/27/2004CA2456360A1 Method and apparatus for power management
02/2004
02/04/2004CN1137537C Intelligent railway signal power supply system
12/2003
12/16/2003US6664818 Current controlled sigmoid neural circuit
01/2003
01/14/2003US6507152 Microwave/DC cyclotron wave converter having decreased magnetic field
11/2002
11/26/2002US6486612 Control circuit and method for protecting a piezoelectric transformer from an open state and a short-circuited state
06/2002
06/18/2002US6407483 Method of power supply for electronic systems and device therefor
05/2002
05/23/2002US20020060527 Microwave/D.C. cyclotron wave converter having decreased magnetic field
01/2002
01/31/2002US20020011804 Control circuit and method for protecting a piezoelectric transformer from an open state and a short-circuited state
10/2001
10/18/2001DE10017752A1 Receiver for transmitting energy without any wires includes an antenna module for receiving energy radiation to deliver an antenna output signal and a rectifier module to rectify the antenna output signal.
07/2001
07/18/2001CN1303793A Intelligent railway signal power supply system
06/2001
06/28/2001DE19963350A1 Burning point generator for changing solar or artificial plasma energy into electrical energy has a body of electrodes running at RPMs synchronized at mains power frequency and a burning point directed onto electrode metal sheets.
06/27/2001EP1050955A4 Method of power supply for electronic systems and device therefor
06/21/2001WO1998008239A8 Electrets as a power source
11/2000
11/08/2000EP1050955A1 Method of power supply for electronic systems and device therefor
10/2000
10/17/2000US6133672 Driving method of piezoelectric transformer and driving circuit for the same
09/2000
09/06/2000EP1033807A1 Energy converter
09/06/2000EP1033067A1 Control circuit and method for piezoelectric transformer
07/2000
07/11/2000US6087757 Driving method and driving circuit of piezoelectric transformers
06/2000
06/21/2000CN1257642A Control circuit and method for piezoelectric transformer
06/13/2000US6075325 Inverter and method for driving a plurality of cold cathode tubes in parallel
04/2000
04/11/2000US6049237 Voltage/current converting circuit and PLL circuit including this circuit
02/2000
02/15/2000US6025824 Piezoelectric transformer driving circuit and cold cathode tube illuminating device using the same
12/1999
12/28/1999US6008564 Driver circuit for piezoelectric transformer
12/07/1999US5998937 Light controller connected to piezoelectric transformer for controlling cold cathode tube by changing frequency or duty factor depending upon luminous intensity
11/1999
11/02/1999US5978239 Arrangement and method in a telecommunication system for optical voltage multiplicationing in an integrated circuit
07/1999
07/22/1999DE19900474A1 Piezo drive circuit for inkjet printer
05/1999
05/14/1999WO1999023749A1 Method of power supply for electronic systems and device therefor
05/05/1999CN2317580Y Microwave rectifier
03/1999
03/23/1999US5886514 Piezoelectric transformer driving curcuit and method capable of stabilizing load current
12/1998
12/03/1998WO1998054934A1 Control circuit and method for piezoelectric transformer
04/1998
04/14/1998US5739622 Converter wherein a piezoelectric transformer input signal is frequency modulated by a pulse width modulated signal
02/1998
02/26/1998WO1998008239A1 Electrets as a power source
12/1997
12/17/1997EP0812476A1 Arrangement and method in a telecommunication system for optical voltage multiplicationing in an integrated circuit
08/1997
08/06/1997EP0788218A2 DC-DC converter with piezo-electric converter
06/1997
06/05/1997DE19549455A1 Energy control terminal for combined heat-and-power plant or flywheel motor
02/1997
02/12/1997EP0758159A2 Converter wherein a piezoelectric transformer input signal is frequency modulated by a pulse width modulated signal
12/1996
12/31/1996US5590031 System for converting electromagnetic radiation energy to electrical energy
12/31/1996US5590014 Method and apparatus for supplying electric power
09/1996
09/19/1996DE19509724A1 Voltage converter for high voltage switching devices, e.g., transformers
09/06/1996WO1996027211A1 Arrangement and method in a telecommunication system for optical voltage multiplicationing in an integrated circuit
01/1996
01/24/1996CN1115516A Circuit and method with large current performer for lowering circuit power
12/1995
12/20/1995CN2215780Y Low-frequency high-voltage static electricity generator for sand embedding equipment
09/1994
09/28/1994CN1026032C Interference emulator for ac power supply
07/1992
07/22/1992CN1017581B Pulsating current testing method and circuit thereof for pulsating current motor
12/1991
12/11/1991CN1056934A Disturbing simulator for alternating electric source
07/1991
07/17/1991CN1053155A Pulsating current testing method and circuit thereof for pulsating current motor
06/1991
06/25/1991US5027052 Circuit arrangement for generating a pulsatory supply voltage for a load from a direct voltage
02/1991
02/13/1991CN2071410U 高速电子加热装置 High-speed electronic heating devices
08/1990
08/29/1990CN1045012A Fast electronic heater
09/1989
09/27/1989EP0334431A2 Circuit arrangement for producing a consumer's pulse supply voltage from a DC voltage
05/1989
05/24/1989CN1033135A Magnetic machine
06/1988
06/28/1988US4754384 Triggerable superconductive switching means, and apparatus comprising the means
11/1987
11/24/1987US4709314 Superconducting rectifier for the conversion of a relatively low alternating current into a relatively high direct current
11/17/1987US4707774 Flywheel power source apparatus
05/1987
05/06/1987EP0220713A2 Flywheel power source apparatus
12/1986
12/30/1986EP0206395A1 Superconducting rectifier for the conversion of a relatively low alternating current into a relatively high direct current
12/02/1986US4626701 Rectifying circuit comprising a superconductive device
10/1986
10/28/1986US4620108 Means providing independently controlled superimposed AC and DC voltages
05/1986
05/14/1986EP0180967A2 Process to operate an inverter producing a low-frequency AC from a DC, and circuit for the application of this process
04/1986
04/08/1986US4581694 Inverter using parallel connected series pre-regulator and a synchronized switch
03/1986
03/18/1986US4577267 Adapter for field signals of computers, microprocessor systems or the like digital electronic circuits
06/1985
06/18/1985CA1189138A1 Bi-lateral four quadrant power converter
12/1984
12/25/1984US4490668 Microwave radiator utilizing solar energy
08/1983
08/16/1983US4399499 Bi-lateral four quadrant power converter
05/1983
05/17/1983US4384259 Electrical power supplies
11/1982
11/23/1982US4360741 Combined antenna-rectifier arrays for power distribution systems
09/1981
09/09/1981EP0035373A2 Improvements in and relating to electrical power supplies
06/1979
06/12/1979US4158144 Circuit arrangement for the transmission of electrical supply power
03/1978
03/14/1978US4079268 Thin conformal antenna array for microwave power conversion
02/1978
02/21/1978US4075034 Photovoltaic cells, reflectors, alternating current
08/1977
08/09/1977US4041364 Electromagnetically shielded electrical converter and an improved electromagnetic shield therefor
05/1977
05/17/1977US4024410 Alternating current energy converter
05/10/1977US4023088 Radiation-to-a.c. converter
01/1977
01/18/1977US4004210 Reversible thermoelectric converter with power conversion of energy fluctuations
11/1976
11/02/1976US3989994 Space oriented microwave power transmission system
10/1976
10/26/1976US3988684 Voltage transformer for an insulated high-voltage switching installation containing several conductors
07/1976
07/27/1976US3971938 Method of generating electricity from radiant energy called variable polarizability capacity generator
06/1976
06/15/1976US3963977 Frequency multiplier with nonlinear semiconductor element
03/1976
03/02/1976US3942106 Voltage transformer for use in high voltage switching installation
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