Back to results
US 6,476,994 B2Granted
Information storing device and method for controlling same to record/reproduce information by selecting one of working modes
AssigneeHitachi, Ltd.
InventorsYuichi Koizumi, Hideaki Amano, Katsuhiro Tsuneta, Koji Kodama
Life of this patent
Estimating the term…
Abstract
An information storing device and an information processing device having a memory for registering a plurality of working modes at recording/reproduction and a switching circuit for selecting one of the plurality of working modes, which select the optimum working mode automatically or by an instruction of ah operator according to power supply capacity of a device of higher rank to effect recording/reproduction.
Claims1
An information storing device, comprising:
- a disk-shaped memory medium;
- a motor rotatably supporting the medium;
- a motor driving circuit to drive the motor;
- a read or write head;
- a head driving mechanism to drive the head;
- a head driving circuit coupled to the head driving mechanism;
- a CPU, coupled to both the head driving circuit and the motor driving circuit, including a head seek time selecting function to select one of first mode of seeking during which a first current is supplied to said head driving mechanism, or a second mode of seeking during which a second current is supplied to said head driving mechanism;
- and
- an input connection to said CPU for inputting a command to select one of said first and second modes.
6 more elements
Dependencies are inferred from the claim text.