×

Magneto-optic disk

  • US 5,285,440 A
  • Filed: 12/11/1992
  • Issued: 02/08/1994
  • Est. Priority Date: 03/18/1988
  • Status: Expired due to Fees
First Claim
Patent Images

1. A magneto-optic disk comprising:

  • a substrate and a recording layer supported thereon and having a plurality of first tracks each having (a) a plurality of address information blocks recorded thereon, said address information blocks including track information and sector information, said plurality of address information blocks being arranged at equal first intervals at some portions of each of said tracks and at a second interval unequal to said first intervals at another portion of each of said tracks, and (b) a plurality of data portions located in areas between said address information blocks arranged at said first intervals.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×