发明名称 |
METHOD OF CHANGING THE TRACK AND RECORDING DATA |
摘要 |
An external memory device subsystem and a data recording device, which issue a command specifying a plurality of tracks (surfaces) in a rotary type memory device prior to a read or write instruction being issued from the data processing unit of higher rank to the rotary type memory device through a control unit; selects sequentially the plurality of individual tracks (surfaces) previously specified when executing a read or write command after the receipt of the command; and in this way can read/write continuously without wait time interruptions when data is discontinuous.
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申请公布号 |
US5179684(A) |
申请公布日期 |
1993.01.12 |
申请号 |
US19890394537 |
申请日期 |
1989.08.16 |
申请人 |
HITACHI, LTD. |
发明人 |
TOHCHI, MAMORU;KURANO, AKIRA;TAKEUCHI, HISAHARU;KASHIMA, YUKIHISA;KAWAGUCHI, IKUO |
分类号 |
G06F3/06;G11B19/02;G11B19/20;G11B20/10;G11B27/10 |
主分类号 |
G06F3/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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