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Patent Searching and Data


Title:
COMPUTER SYSTEM
Document Type and Number:
Japanese Patent JP2001147850
Kind Code:
A
Abstract:

To permit inhibition of write/read of the whole part or one part of a memory system without transmitting any specific instruction to the memory system, and to permit inhibition of write/read of only a specific file.

Inhibition of write/read of a file is controlled by a normal file format write/red inhibition control file, and only when passwords match with each other, the writing of the control file is made possible. Also, it is possible to realize inhibition of read/write of the whole part or one part of a memory system without transmitting any specific instruction to the memory system, that is, without necessitating any special driver or program by protecting the directory entry and FAT of the file whose writing is inhibited. Moreover, it is possible to permit inhibition of write/read of each file unit.


Inventors:
KIMURA TSUNENORI
Application Number:
JP32999199A
Publication Date:
May 29, 2001
Filing Date:
November 19, 1999
Export Citation:
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Assignee:
SEIKO EPSON CORP
International Classes:
G06F12/14; G06F12/00; G06F21/24; (IPC1-7): G06F12/00
Attorney, Agent or Firm:
鈴木 喜三郎 (外2名)