Disk drive apparatus and method including power backup

Details Disk drive apparatus and method including power backup Disk drive apparatus and method including power backup

1995-01-13

1997-02-11

Nelms, David C.

Dynamic information storage or retrieval

Storage or retrieval by simultaneous application of diverse...

Magnetic field and light beam

369243, 369 53, G11B 509

Patent

active

056028059

ABSTRACT:
The magneto-optical disk drive apparatus according to the present invention sends a notice for inhibition of writing write data into a magneto-optical disk to a host computer when a volume of electric charge in a secondary battery has not reached a predetermined level, so that, even when power supply from outside is disconnected, write data already stored in a write buffer can safely and accurately be written into a magneto-optical disk.

REFERENCES:
patent: 5048004 (1991-09-01), Deguchi
patent: 5313612 (1994-05-01), Satoh
English Language Abstract of Japanese Laid-Open Application No. 57-82216.
English Language Abstract of Japanese Laid-Open Application No. 60-201579.
English Language Abstract of Japanese Laid-Open Application No. 63-311677.

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