Optical disk

Dynamic information storage or retrieval – Binary pulse train information signal – Binary signal gain processing

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

G11B 700

Patent

active

049640941

ABSTRACT:
The present invention relates to an optical disk having a control track. The control track is divided into sectors in a manner similarly to a data track to record data and comprises a plurality of sectors. Each sector is composed of a sector identifying portion ID in which address information is recorded and a control field portion CF in which control data is recorded. The control field portion CF has the same format as the sector identifying portion ID. The control data is divided into recording data units in the control field portion CF and recorded. An identification flag is provided for each of the sector identifying portion ID and control field portion CF. The control track is searched by the address information in the sector identifying portion ID. The address data and control data are selected by use of the identifying flags in the sector identifying portion ID and control field portion CF, and they are read, then the control data are reassembled in order by using the address data of the sector identifying portion ID.

REFERENCES:
patent: 4571716 (1986-02-01), Szerlip
patent: 4663752 (1987-05-01), Kakuse et al.
patent: 4748611 (1988-05-01), Tsuyoshi et al.
patent: 4800549 (1989-01-01), Yamagami et al.
International Standard Organization Draft Proposal ISO/DP9171-2 (5th DP).

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Optical disk does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Optical disk, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical disk will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-855284

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.