REPRODUCING APPARATUS, RECORDING APPARATUS AND DISPLAY APPARATUS
First Claim
1. A data reproducing method for a plurality of devices, for sending and receiving data by authenticating the plurality of devices with each other, said data reproducing method comprising:
- selecting, from a plurality of descrambling methods, a scrambling method corresponding to a type of said data, executing authentication by an authenticating method corresponding to the selected descrambling method, where the authenticating method is selected from a plurality of authenticating methods, and reproducing said data.
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Abstract
A data reproducing method for a plurality of devices, for sending and receiving data by authenticating the plurality of devices with each other, said data reproducing method including: selecting, from a plurality of descrambling methods, a scrambling method corresponding to a type of said data, executing authentication by an authenticating method corresponding to the selected descrambling method, where the authenticating method is selected from a plurality of authenticating methods, and reproducing said data.
15 Citations
3 Claims
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1. A data reproducing method for a plurality of devices, for sending and receiving data by authenticating the plurality of devices with each other, said data reproducing method comprising:
selecting, from a plurality of descrambling methods, a scrambling method corresponding to a type of said data, executing authentication by an authenticating method corresponding to the selected descrambling method, where the authenticating method is selected from a plurality of authenticating methods, and reproducing said data.
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2. A data coding method for coding inputted data and outputting said coded data to an external device, wherein said data may or may not have been scrambled corresponding to a type of said data, said data coding method comprising:
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coding said data;
of a plurality of authenticating methods for authenticating with said external device, selecting an authenticating method corresponding to a type of scrambling of said coded data, authenticating said external device by means of said selected authenticating method, and outputting said coded data.
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3. A data recording method for a plurality of devices for recording data by sending and receiving the data, comprising:
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authenticating said devices with each other, wherein said data may or may not have been scrambled corresponding to a type of said data, and wherein said authentication is executed by an authenticating method corresponding to a type of scrambling of said data, selected from a plurality of authenticating methods; and
recording said data.
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Specification