Method of accessing multifile storage medium and library system

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United States of America Patent

PATENT NO 5689481
SERIAL NO

08137979

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Abstract

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A method of accessing a multifile storage medium and a library system. The library system includes recording/reproducing apparatuses for performing a recording/reproducing operation on the multifile storage medium, a plurality of recording/reproduction control units for controlling transaction of information with a host, a plurality of buffers provided between the recording/reproduction control units and the recording/reproducing apparatuses, a library control unit for controlling the whole library system, a directory for recording correspondence between the individual multifile recording media and a plurality of files stored therein, a shelf for housing the multifile storage media and handling devices. The plural buffers can be accessed independently of one another. Plural files are transferred between the buffers and the storage medium on a file-by-file basis. The access requests to the files are disposed of within the buffer.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008280 ?1008280
HITACHI COMPUTER PERIPHERALS CO LTD781 SAKAI NAKAIMACHI ASHIGARAKAMI-GUN KANAGAWA-KEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirosawa, Naoki Odawara, JP 1 20
Namba, Tatsuo Odawara, JP 6 113
Tamura, Akiyori Hiratsuka, JP 6 62
Tanaka, Kazuaki Yokohama, JP 72 1255

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