Patent ID: 7508615
Filing Date: 2009-03-24
Classification: G11B

Abstract:
1. A method of controlling movement of a transducer across the surface of a disk comprising: (a) after determining that a detected time has exceeded a threshold time, determining whether the transducer is located in a data zone of the disk; (b) if the transducer is located in the data zone of the disk based on step (a), determining whether a command accompanied by a disk access is executed; and (c) if the command accompanied by a disk access is executed as determined at step (b), waiting until the execution of the command accompanied by a disk access is finished and then moving the transducer to a new track determined according to a predetermined algorithm, otherwise if the command accompanied by a disk access is not executed as determined at step (b), immediately moving the transducer to a new track determined according to the predetermined algorithm.