Patent ID: 6798976
Filing Date: 2004-09-28
Classification: G11B,H04N

Abstract:
An information medium comprising:a data area configured to store at least one data object having record information; and a management area configured to store management information for managing said at least one data object, and in which said management information includes program chain information configured to specify a manner of presentation of said at least one data object, wherein, said program chain information includes at least one piece of cell information, said cell information has an entry point information area configured to describe entry point information of at least one entry point, each entry point marking an arbitrary position in said record information for a user to freely set contents of said at least one data object, said entry point information area includes an area configured to store a primary text information, the primary text information corresponding to the at least one entry point, and a first portion of the area being described in an ASCII character set and a second portion of the area is used for describing primary text in another character set, and a management table included in the management area for storing a character set code used for text information other than the primary text information.