Power supply apparatus

Details Power supply apparatus Power supply apparatus

1991-06-27

1992-07-21

Wong, Peter S.

Electric power conversion systems

Current conversion

Including d.c.-a.c.-d.c. converter

363 97, 358190, H02M 3335

Patent

active

051328917

ABSTRACT:
A power supply includes a switch mode power regulator coupled to a control circuit arrangement which synchronizes signals from a controlled oscillator with horizontal synchronous pulse trains to provide switching pulses for controlling the power regulator. Preferably, the horizontal synchronous pulse trains are at frequencies suited to drive a multimode character display.

REFERENCES:
patent: 3706023 (1972-12-01), Yamada et al.
patent: 4115814 (1978-09-01), Kosaka et al.
patent: 4516168 (1985-05-01), Hicks
patent: 4524411 (1985-06-01), Willis
patent: 4692852 (1987-09-01), Hoover
patent: 4999708 (1991-03-01), Aoki et al.

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