Patent Number: 8,577,206

Title: Information record medium, information record device and method, information reproduction device and method, information recording/reproduction device and method, recording or reproduction control computer program, and data structure containing control signal

Abstract: On an information record medium, there are recorded: a plurality of content informations; and a plurality of play list sets each including a plurality of play list informations defining reproduction sequence thereof. The plurality of content informations, whose reproduction sequences are defined by the plurality of play list informations in a same play list set, are different from each other in reproduction functions required for an information reproduction system to reproduce the plurality of content informations and are adapted to at least partially construct titles, each of which is a logically united information unit and which are same to each other. Required function information indicating the reproduction function required for the information reproduction system is further recorded for each of the plurality of play list informations.

Inventors: Kanegae; Tohru (Saitama, JP), Nakahara; Masanori (Saitama, JP), Sawabe; Takao (Saitama, JP), Takakuwa; Nobuyuki (Saitama, JP), Fukuda; Yasuko (Saitama, JP), Koda; Takeshi (Saitama, JP)

Assignee: Pioneer Corporation

International Classification: H04N 5/78 (20060101)

Expiration Date: 1/05/12017