Patent ID: 6085021
Filing Date: 2000-07-04
Classification: G11B,H04N

Abstract:
An information record medium having a record track recorded with video information and audio information to be reproduced by a reproducing apparatus, which comprises a read means, performs a normal reproduction while relatively moving said read means along said record track and performs a special reproduction by moving said read means across said record track on the basis of access information to access said video and audio informations, said information record medium comprising a data structure stored in said information record medium and including:said video and audio informations and control information comprising said access information recorded on said record track such that said video, audio and control informations are divided into a plurality of first data group, each of which is a minimum unit able to be physically accessed by said reproducing apparatus and each of which comprises said video, audio and control informations, and are divided into a plurality of second data groups, each of which is a unit able to be logically divided in the normal and special reproductions by said reproducing apparatus and each of which comprises a series of said first data groups arranged along said record track among said first data groups; andmanagement information including a plurality of first reproduction prohibit informations, each of which indicates a prohibition of the special reproduction of respective one of said second data groups by said reproducing apparatus, collectively recorded at one portion of said record track.