The length of the sector is an integer multiple of a cycle of the wobble, the integer multiple being the same for the different zones.

• Write clock is generated based on the wobble.
• Easy to create a write clock signal.
• Enables proper data writing.

[References]

• DVD Specifications for Rewritable
• Disc : Part I, Index 5.1.3, 5.2.1.1

[Offering Patent]

• USP 5,936,933
• others [ CA, JP, KR, TW]