Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
Reexamination Certificate
2005-06-14
2005-06-14
Hudspeth, David (Department: 2651)
Dynamic magnetic information storage or retrieval
Automatic control of a recorder mechanism
Controlling the head
Reexamination Certificate
active
06906889
ABSTRACT:
A magnetic disk drive has a low power consumption state in which the spindle motor is stopped for reducing the average power consumption when no read or write commands have been received. When a read or write command is received, the spindle motor is started. The time it takes to complete a read command is shorter than that for a write command as measured from the receipt of the read command or write command with the spindle motor stopped in the low power consumption state.
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Hamaguchi Takehiko
Matsushita Toru
Takano Hisashi
Tomiyama Futoshi
Hudspeth David
Mattingly ,Stanger ,Malur & Brundidge, P.C.
Tzeng Fred F.
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