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1984-06-26 |
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1970-05-06 |
1976-06-29 |
Raytheon Company |
Converter wherein switching frequency is independent of output voltage and is synchronized to an external system
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1971-01-04 |
1972-04-11 |
Honeywell Inf Systems |
Apparatus for providing regulated voltage during brief power interruptions
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1971-05-25 |
1975-02-28 |
Danfoss As |
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1972-06-16 |
1975-08-05 |
Environment One Corp |
AC to RF converter circuit for induction cooking unit
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1972-07-31 |
1974-06-18 |
Bell Telephone Labor Inc |
Serially-connected converters having multiple regulation modes for use in supplying serially-connected loads on long lines
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1973-08-02 |
1975-12-30 |
Gen Electric |
SCR inverter systems
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1973-08-31 |
1975-11-28 |
Charmilles Sa Ateliers |
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1973-09-29 |
1978-09-21 |
Brown, Boveri & Cie Ag, 6800 Mannheim |
Anordnung zum Schutz eines von einem Gleichspannungszwischenkreis gespeisten selbstgeführten Wechselrichters
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1973-12-13 |
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1974-06-07 |
1975-04-22 |
Bell Telephone Labor Inc |
DC to DC converter with regulation having accelerated soft start into active control region of regulation and fast response overcurrent limiting features
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1974-12-30 |
1977-03-22 |
Trw Inc. |
Multiple feedback control apparatus for power conditioning equipment
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1975-02-18 |
1976-03-30 |
Eaton Corporation |
Fault commutation system for static inverters
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1975-12-03 |
1981-07-30 |
Danfoss A/S, 6430 Nordborg |
Steuereinrichtung zur Aufrechterhaltung der Stabilität eines Wechselrichters
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1977-04-14 |
1978-10-26 |
Bosch Gmbh Robert |
Spannungsregler fuer eine gleichspannung
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1978-02-21 |
1981-05-29 |
Sprecher & Schuh Ag |
Electronic protection relay having electronic heat modelling of the electrical apparatus or machine which is to be protected
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1979-09-27 |
1981-07-14 |
Gte Automatic Electric Laboratories, Inc. |
Current sensing circuit for power supply with series control transistor
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1982-02-19 |
1983-12-22 |
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Schaltungsanordnung zur Steuerung eines Gleichstromstellers
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1984-07-09 |
1986-03-11 |
Liebert Corporation |
Controller for providing PWM drive to an A.C. motor
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1987-10-26 |
Ericsson Telefon Ab L M |
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1985-04-24 |
1986-11-04 |
Hitachi Ltd |
インバ−タ制御装置
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1985-06-18 |
1986-12-23 |
Fuji Electric Co Ltd |
直流電圧変換回路
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1986-08-13 |
1988-02-18 |
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1988-10-27 |
Danfoss As |
Wechselstromgespeiste gleichrichterschaltung
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1992-05-05 |
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1993-03-23 |
1996-01-02 |
Linear Technology Corporation |
Control circuit and method for maintaining high efficiency over broad current ranges in a switching regulator circuit
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1994-10-14 |
1996-08-20 |
Benchmarq Microelectronics |
Linear/switching regulator circuit
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スイッチング電源装置
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1998-06-18 |
2001-10-23 |
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Circuit and method for reducing quiescent current in a switching regulator
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Voltage converter
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2001-02-08 |
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2003-11-26 |
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Motor drive circuit
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2008-06-17 |
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Switching regulator duty cycle control in a fixed frequency operation
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