Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the record
Reexamination Certificate
2006-07-11
2006-07-11
Wong, K. (Department: 2651)
Dynamic magnetic information storage or retrieval
Automatic control of a recorder mechanism
Controlling the record
C360S069000, C713S323000
Reexamination Certificate
active
07075744
ABSTRACT:
A method and apparatus for managing power consumption of consumer electronic devices that run on a battery or an accumulator, particularly portable applications such as mobile phones, laptops or MPEG players or recorders. They consist essentially of a host and a storage medium like a disk or means for receiving a storage medium like a disk drive that are coupled with an interface. Power management is very important because long battery life enhances user convenience. The invention determines whether it is more efficient either to leave the disk drive in the idle mode or to switch the drive to standby until the next data request appears. The disk drive is entered into the most efficient power mode. The time until the next request is determined by the host.
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New Releases, Home Cinema Choice, Sep. 2002, pp. 30-31.
Cumpson Stephen Rodney
Lambert Nicolaas
Habermehl James L
Koninklijke Philips Electronics , N.V.
Wong K.
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