- Patent Title: Optical disc storing both video titles provided with AV functions and video titles with no such functions which can instantly distinguish between such kinds of titles, and a reproduction apparatus and reproduction method for such disc
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Application No.: US09932915Application Date: 2001-08-20
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Publication No.: US07082257B2Publication Date: 2006-07-25
- Inventor: Kazuhiko Yamauchi , Shinichi Saeki , Katsuhiko Miwa , Masayuki Kozuka , Kaoru Murase
- Applicant: Kazuhiko Yamauchi , Shinichi Saeki , Katsuhiko Miwa , Masayuki Kozuka , Kaoru Murase
- Applicant Address: JP Osaka
- Assignee: Matsushita Electric Industrial Co., Ltd.
- Current Assignee: Matsushita Electric Industrial Co., Ltd.
- Current Assignee Address: JP Osaka
- Priority: JP8-090891 19960412
- Main IPC: H04N5/91
- IPC: H04N5/91

Abstract:
An optical disc on which a variety of types of video titles are recorded and which enables a reproduction apparatus to instantly distinguish whether emulated AV functions may be performed for any of the titles. The optical disc includes a manager area which stores playback type information corresponding to the management information for each video title, with the playback type information including a first flag showing whether the present video title is expressed using one or a plurality of sets of route information and a second flag showing whether a title is expressed using any branch information.
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