Non-volatile memory board

Details Non-volatile memory board Non-volatile memory board

1993-05-17

1994-12-13

Yoo, Do Hyum

Static information storage and retrieval

Powering

Data preservation

365 63, 361760, 361807, 361809, 257916, G11C 1300

Patent

active

053734785

ABSTRACT:
A memory board includes a board, a RAM (random access memory), a back-up battery for supplying a back-up power to the RAM, and a switch to switch a power source from a main power to the back-up battery when the voltage of the main power drops below a predetermined value. The back-up battery is located at the same position where either the switch or the RAM is located and mounted to cover the switch or the RAM.

REFERENCES:
patent: 5144586 (1992-09-01), Faraci
patent: 5187564 (1993-02-01), McCain
patent: 5251179 (1993-10-01), Wittman
patent: 5274584 (1993-12-01), Henderson et al.

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