Patent ID: 7352957

Claim:
A machine readable information recording medium embodied as a recordable optical disc for access by an optical disc drive, wherein said recordable optical disc has an outline of two-adhesive substrates, and comprises a center hole, a clamp area around the center hole, and a read-out face around the clamp area, said read-out face is located at one of the two-adhesive substrates, the recordable optical disc comprises a spiral track on which sectors are placed, and data can be recorded on or reproduced from the sectors using a laser, said data including control information and video object data, the information recording medium comprising: a data area storing: a plurality of error correction code blocks including the video object data, said video object data being configured to have at least one of video object units, wherein a predetermined number of sectors form each error correction code block, and each of said sectors has a predetermined size; and a control information recording area storing said control information, the control information managing the video object data and including an AV file information table having a first area storing object stream information, and a second area storing AV file information describing information on the video object data, the AV file information including a plurality of object information, and a plurality of object information search pointers associated with the plurality of object information, wherein: an error correction code block address relates to the predetermined number of said sectors, said video object data being allocated with an integral multiple of said predetermined number of said sectors, each said object information includes time map information including time map general information, one or more time entries, and one or more object unit entries, and time map general information in said object information includes information indicating a number of the time entries, wherein the control information is provided to control recording, playing back, or editing the video object by an information recording/reproducing apparatus, the video object data is accessed according to the control information.