Patent ID: 6697565
Filing Date: 2004-02-24
Classification: G11B,H04N

Abstract:
An information recording medium having a data recording portion and a management information recording portion, comprising:a video file recorded in the data recording portion including video data comprising a plurality of programs; program chain information recorded in management information recording position, the program chain information designating a reproduction order of the video data in the video file; a plurality of program information included in the program chain information; a plurality of program type information included in the plurality of program information, respectively, each of the plurality of program type information indicating whether or not an associated one of the plurality of programs is protected, wherein when said each of the plurality of program type information indicates that the entire contents of said associated one of the plurality of programs is protected and that video data referred to and utilized in presentation of the program shall not be temporarily erased; and a plurality of pointer information for respective predetermined pictures included in the plurality of programs, respectively, the plurality of pointer information being included in the plurality of program information, respectively, each of the plurality of pointer information being recorded as information indicating presentation time when the predetermined picture for said each of the plurality of pointer information exists in a movie cell, said each of the plurality of pointer information being recorded as information indicating a still picture object entry number when the predetermined picture for said each of the plurality of pointer information exists in a still picture.