Multi-scene recording medium and apparatus for reproducing data therefrom
First Claim
1. An apparatus for reproducing information from a multi-scene recording medium including a disk having a management area and a data area, said data area recording a first program information item, a second program information item following said first program information item, a third program information item following said second program information item, and a fourth program information item for replacing said second program information item, and said management area recording multi-scene configuration information indicating that said second and fourth program information items are linked to each other, data units of said second program information item and data units of said fourth program information item being alternatingly and continuously recorded on said recording medium, said apparatus comprising:
- pickup means for generating signals based on information recorded on said disk;
demodulation means for generating multi-scene configuration data by demodulating signals generated by said pickup means, said multi-scene configuration data being based on said multi-scene configuration information recorded in said management area of said disk;
management data storage means for storing said multi-scene configuration data generated by said demodulation means;
menu generating means for generating, on the basis of said multi-scene configuration data, a menu advising a user to input secret key data; and
information reproducing means for reproducing a string including the first, fourth and third program information items when said secret key data is input in response to said menu, wherein said information reproducing means reproduces a string including said first, second and third program information items when said secret key data is not input in response to said menu.
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Accused Products
Abstract
A multi-scene recording disk and a data reproducing apparatus, which enables a user to select and enjoy one of simultaneously proceeding scenes, and also enables a program editor to edit programs using a new concept and novel fashion. Related program movements, each consisting of program bars, are recorded on the disk 100. The data reproducing apparatus includes a data string processing section 203, a system control section 204, an operator panel 205, a video processing section 206, and audio processing sections 211 and 213. The sections 203 and 204 and the panel 205 select any one of the program movements and switch one movement to another, and select any one of the program bars of the movement selected and switch one bar to another. The information thus selected is supplied to the video processing section 206 and the audio processing sections 211 and 213.
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Citations
16 Claims
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1. An apparatus for reproducing information from a multi-scene recording medium including a disk having a management area and a data area, said data area recording a first program information item, a second program information item following said first program information item, a third program information item following said second program information item, and a fourth program information item for replacing said second program information item, and said management area recording multi-scene configuration information indicating that said second and fourth program information items are linked to each other, data units of said second program information item and data units of said fourth program information item being alternatingly and continuously recorded on said recording medium, said apparatus comprising:
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pickup means for generating signals based on information recorded on said disk; demodulation means for generating multi-scene configuration data by demodulating signals generated by said pickup means, said multi-scene configuration data being based on said multi-scene configuration information recorded in said management area of said disk; management data storage means for storing said multi-scene configuration data generated by said demodulation means; menu generating means for generating, on the basis of said multi-scene configuration data, a menu advising a user to input secret key data; and information reproducing means for reproducing a string including the first, fourth and third program information items when said secret key data is input in response to said menu, wherein said information reproducing means reproduces a string including said first, second and third program information items when said secret key data is not input in response to said menu. - View Dependent Claims (3, 4, 7)
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2. A method of reproducing information from a multi-scene recording medium including a disk having a management area and a data area, said data area recording a first program information item, a second program information item following said first program information item, a third program information item following said second program information item, and a fourth program information item for replacing said second program information item, said management area recording multi-scene configuration information indicating that said second and fourth program information items are linked to each other, data units of said second program information item and data units of said fourth program information item being alternatingly and continuously recorded on said recording medium, said method comprising the steps of:
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reading information from said disk and generating pickup signals based on said information; generating multi-scene configuration data by demodulating said pickup signals, said multi-scene configuration data being based on said multi-scene configuration information recorded in said management area of said disk; storing said multi-scene configuration data; generating, on the basis of the multi-scene configuration data, a first menu advising a user to input secret key data when there are program information items linked to each other; reproducing a string including said first, fourth and third program information items when said secret key data is input in response to said menu; and reproducing a string including said first, second and third program information items when said secret key data is not input in response to said menu. - View Dependent Claims (5, 6, 8)
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9. An apparatus for reproducing information from a multi-scene recording medium including a disk having a management area and a data area, said data area recording at least two alternatively selectable second program information items, a first program information item preceding said second program information items and a third program information item following said second program information items, said management area recording multi-scene configuration information indicating that said second program information items are linked to each other, said apparatus comprising:
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pickup means for generating signals based on information recorded on said disk; demodulation means for generating multi-scene configuration data by demodulating signals generated by said pickup means, said multi-scene configuration data being based on said multi-scene configuration information recorded in said management area of said disk; management data storage means for storing said multi-scene configuration data generated by said demodulation means; menu generating means for generating, on the basis of said multi-scene configuration data, a menu advising a user to input secret key data; and information reproducing means for reproducing one of said at least two alternatively selectable second program information items based on said secret key data input in response to said menu. - View Dependent Claims (10, 11, 12)
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13. A method for reproducing information from a multi-scene recording medium including a disk having a management area and a data area, said data area recording at least two alternatively selectable second program information items, a first program information item preceding said second program information items and a third program information item following said second program information items, said management area recording multi-scene configuration information indicating that said second program information items are linked to each other, said method comprising:
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reading information from said disk and generating pickup signals based on said information; generating multi-scene configuration data by demodulating said pickup signals, said multi-scene configuration data being based on said multi-scene configuration information recorded in said management area of said disk; storing said multi-scene configuration data;
generating, on the basis of the multi-scene configuration data, a first menu advising a user to input secret key data when there are program information items linked to each other; andreproducing one of said at least two alternatively selectable second program information items based on said secret key data input in response to said menu. - View Dependent Claims (14, 15, 16)
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Specification