Electronic products with standby power source

Details Electronic products with standby power source Electronic products with standby power source

1997-06-03

1999-03-23

Paladini, Albert W.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Substitute or emergency source

307147, 361 42, 361760, 439608, 257503, 257725, H05K 100

Patent

active

058864253

ABSTRACT:
An electronic product with a standby power source includes a main power circuit for receiving a commercial AC through a power switch and generating a main power source by full-wave rectifying the AC through a diode bridge, and a standby power circuit for receiving the AC and generating the standby power source by full-wave rectifying the AC through another diode bridge, the standby power circuit and the main power circuit being formed on one printed circuit board, and the standby power circuit having an additional ground pattern isolated from a ground pattern of the main power circuit.

REFERENCES:
patent: 5365407 (1994-11-01), Nakabayashi et al.
patent: 5449863 (1995-09-01), Nakatani et al.
patent: 5477407 (1995-12-01), Kobayashi et al.
patent: 5671123 (1997-09-01), Omori et al.

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