Data Recording Medium, Method for Generating a Reference Clock Signal, and Data Storage Device
AssigneeAgency for Science, Technology and Research
InventorsJingliang ZHANG, Siang Huei LEONG, Zhimin YUAN, Bo LIU
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Abstract
Various embodiments provide a recording medium. The recording medium may include: a dedicated servo layer for providing servo information, wherein the dedicated servo layer comprises a plurality of tracks, wherein a first track comprises a first servo signal of a first frequency, wherein a second track comprises a second servo signal of a second frequency, and wherein the first servo signal and the second servo signal comprise a common single tone signal.
Claims12
A recording medium, comprising:
- a dedicated servo layer for providing servo information,
- wherein the dedicated servo layer comprises a plurality of tracks,
- wherein a first track comprises a first servo signal of a first frequency,
- wherein a second track comprises a second servo signal of a second frequency,
- wherein the first servo signal and the second servo signal comprise a common single tone signal.
A method for generating a reference clock signal for synchronization of at least one of a read operation and a write operation of a data storage device, the method comprising:
- generating the reference clock signal based on a plurality of tracks in a dedicated servo layer of the data storage device,
- wherein a first track comprises a first servo signal of a first frequency,
- wherein a second track comprises a second servo signal of a second frequency,
- wherein the first servo signal and the second servo signal comprise a common single tone signal.
A data storage device, comprising
- a clock reference generation circuit configured to generate a reference clock signal for synchronization of at least one of a read operation and a write operation of a data storage device,
- wherein the clock reference generation circuit is configured to generate the reference clock signal based on a plurality of tracks in a dedicated servo layer of the data storage device,
- wherein a first track comprises a first servo signal of a first frequency,
- wherein a second track comprises a second servo signal of a second frequency,
- wherein the first servo signal and the second servo signal comprise a common single tone signal.
Dependencies are inferred from the claim text.