Claims
- 1. An information storage medium comprising a management area and a data area,said data area being provided for recording data in such a manner that the data is managed by one or more sequences and at least one sequence is composed of one or more programs corresponding to one or more cells, said management area including: a sequence management table for managing one or more program sequences by determining an order of playback of said cells, and including a program management table for managing said programs, wherein said program management table is configured to store first primary text information expressed in characters, a play list search pointer table arranged to describe information for searching and accessing play lists, wherein said play list search pointer table is configured to store second primary text information expressed in characters, and a specific area, which is different from a recording area of said program management table in said management area, is configured to store first item text information and second item text information, said program management table being configured to further record search information which includes a search pointer number of the first item text information, said play list search pointer table being configured to further record search information which includes a search pointer number of the second item text information, said specific area being configured to further store first and second item text search pointers indicating locations of the first item text information and the second item text information, respectively, the search pointer number of the program management table corresponding to the first item text search pointer relating to the first item text information, and the search pointer number of the play list search pointer table corresponding to the second item text search pointer relating to the second item text information, said first item text information and said second item text information being respectively used as sub-information of the first primary text information and the second primary text information, and said first item text search pointer and said second item text search pointer respectively including start address information of said first item text information and said second item text information.
- 2. An information recording method for recording information on an information recording medium which includes,a management area and a data area, said data area being provided for recording data in such a manner that the data is managed by one or more sequences and at least one sequence is composed of one or more programs corresponding to one or more cells, said management area including: a sequence management table for managing one or more program sequences by determining an order of playback of said cells, and including a program management table for managing said programs, wherein said program management table is configured to store first primary text information expressed in characters, a play list search pointer table arranged to describe information for searching and accessing play lists, wherein said play list search pointer table is configured to store second primary text information expressed in characters, and a specific area, which is different from a recording area of said program management table in said management area, is configured to store first item text information and second item text information, said program management table being configured to further record search information which includes a search pointer number of the first item text information, said play list search pointer table being configured to further record search information which includes a search pointer number of the second item text information, said specific area being configured to further store first and second item text search pointers indicating locations of the first item text information and the second item text information, respectively, the search pointer number of the program management table corresponding to the first item text search pointer relating to the first item text information, and the search pointer number of the play list search pointer table corresponding to the second item text search pointer relating to the second item text information, said first item text information and said second item text information being respectively used as sub-information of the first primary text information and the second primary text information, and said first item text search pointer and said second item text search pointer respectively including start address information of said first item text information and said second item text information, the information recording method comprising: recording data in said data area; recording said sequence management table, said play list search pointer table, and said specific area in said management area; and recording said first and second item text search pointers in said specific area.
- 3. An information recording apparatus for recording information on an information recording medium which includes,a management area and a data area, said data area being provided for recording data in such a manner that the data is managed by one or more sequences and at least one sequence is composed of one or more programs corresponding to one or more cells, said management area including: a sequence management table for managing one or more program sequences by determining an order of playback of said cells, and including a program management table for managing said programs, wherein said program management table is configured to store first primary text information expressed in characters, a play list search pointer table arranged to describe information for searching and accessing play lists, wherein said play list search pointer table is configured to store second primary text information expressed in characters, and a specific area, which is different from a recording area of said program management table in said management area, is configured to store first item text information and second item text information, said program management table being configured to further record search information which includes a search pointer number of the first item text information, said play list search pointer table being configured to further record search information which includes a search pointer number of the second item text information, said specific area being configured to further store first and second item text search pointers indicating locations of the first item text information and the second item text information, respectively, the search pointer number of the program management table corresponding to the first item text search pointer relating to the first item text information, and the search pointer number of the play list search pointer table corresponding to the second item text search pointer relating to the second item text information, said first item text information and said second item text information being respectively used as sub-information of the first primary text information and the second primary text information, and said first item text search pointer and said second item text search pointer respectively including start address information of said first item text information and said second item text information, the information recording apparatus comprising: a first recorder for recording data in said data area; a second recorder for recording said sequence management table, said play list search pointer table, and said specific area in said management area; and a third recorder for recording said first and second item text search pointers in said specific area.
- 4. An information reproducing method for reproducing information on an information recording medium which includes,a management area and a data area, said data area including data managed by one or more sequences and at least one sequence is composed of one or more programs corresponding to one or more cells, said management area including: a sequence management table for managing one or more program sequences by determining an order of playback of said cells, and including a program management table for managing said programs, wherein said program management table is configured to store first primary text information expressed in characters, a play list search pointer table arranged to describe information for searching and accessing play lists, wherein said play list search pointer table is configured to store second primary text information expressed in characters, and a specific area, which is different from a recording area of said program management table in said management area, is configured to store first item text information and second item text information, said program management table including search information which includes a search pointer number of the first item text information, said play list search pointer table including search information which includes a search pointer number of the second item text information, said specific area including first and second item text search pointers indicating locations of the first item text information and the second item text information, respectively, the search pointer number of the program management table corresponding to the first item text search pointer relating to the first item text information, and the search pointer number of the play list search pointer table corresponding to the second item text search pointer relating to the second item text information, said first item text information and said second item text information being respectively used as sub-information of the first primary text information and the second primary text information, and said first item text search pointer and said second item text search pointer respectively including start address information of said first item text information and said second item text information, the information reproducing method comprising: reproducing said start address information; reproducing at least a portion of said data recorded in said data area; and reproducing at least one of first primary text information, second primary text information, first item text information, and second item text information.
- 5. An information reproducing apparatus for reproducing information on an information recording medium which includes,a management area and a data area, said data area including data managed by one or more sequences and at least one sequence is composed of one or more programs corresponding to one or more cells, said management area including: a sequence management table for managing one or more program sequences by determining an order of playback of said cells, and including a program management table for managing said programs, wherein said program management table is configured to store first primary text information expressed in characters, a play list search pointer table arranged to describe information for searching and accessing play lists, wherein said play list search pointer table is configured to store second primary text information expressed in characters, and a specific area, which is different from a recording area of said program management table in said management area, is configured to store first item text information and second item text information, said program management table including search information which includes a search pointer number of the first item text information, said play list search pointer table including search information which includes a search pointer number of the second item text information, said specific area including first and second item text search pointers indicating locations of the first item text information and the second item text information, respectively, the search pointer number of the program management table corresponding to the first item text search pointer relating to the first item text information, and the search pointer number of the play list search pointer table corresponding to the second item text search pointer relating to the second item text information, said first item text information and said second item text information being respectively used as sub-information of the first primary text information and the second primary text information, and said first item text search pointer and said second item text search pointer respectively including start address information of said first item text information and said second item text information, the information reproducing apparatus comprising: a first reproducer configured to reproduce said start address information; a second reproducer configured to reproduce at least one of first primary text information, second primary text information, first item text information, and second item text information; and a third reproducer configured to reproduce at least a portion of the data recorded in said data area.
Priority Claims (1)
Number |
Date |
Country |
Kind |
10-358042 |
Dec 1998 |
JP |
|
Parent Case Info
This application is a divisional of application Ser. No. 09/630,541, filed on Aug. 1, 2000, now U.S. Pat. No. 6,519,413, which is a divisional of Ser. No. 09/461,618, filed on Dec. 15, 1999, now U.S. Pat. No. 6,259,858.
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