Music-content using apparatus capable of managing copying of music content, and program therefor
First Claim
1. A music-content using apparatus comprising:
- an acquisition section that acquires original music content;
a replicated content generation section that generates new music content on the basis of replication of the original music content acquired via said acquisition section; and
an additional information generation section that, when said replicated content generation section generates the new music content, generates additional information including information indicating that the generated new music content is based on replication and replication source information identifying a replicated-from source of the replicated content, wherein the additional information generated by said additional information generation section is added to the new music content generated by said replicated content generation section.
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Accused Products
Abstract
When new music content is generated on the basis of replication of original music content, additional information including information indicating that the generated new music content is based on replication and replication source information identifying a replicated-from source of the replicated content is generated and added to the new music content based on the replication. When the new (i.e., replicated) music content is to be used, a search is made for original music content on the basis of information identifying a replicated-from source and use of the new (replicated) music content is permitted only when the c original music content has been successfully found. Such arrangements reliably allow the replicated content to be used by a given person only when the person possesses the original music content.
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Citations
18 Claims
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1. A music-content using apparatus comprising:
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an acquisition section that acquires original music content;
a replicated content generation section that generates new music content on the basis of replication of the original music content acquired via said acquisition section; and
an additional information generation section that, when said replicated content generation section generates the new music content, generates additional information including information indicating that the generated new music content is based on replication and replication source information identifying a replicated-from source of the replicated content, wherein the additional information generated by said additional information generation section is added to the new music content generated by said replicated content generation section. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A music-content using apparatus comprising:
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an acquisition section that acquires music content including additional information added thereto, the additional information including information indicating that the music content is based on replication and replication source information identifying a replicated-from source of the music content;
a search section that searches for original music content on the basis of the source information included in the additional information added to the music content acquired via said acquisition section; and
a use section that permits use of the acquired music content only when the original music content has been successfully found by said search section. - View Dependent Claims (11, 12, 13, 14, 15)
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16. A program containing a group of instructions for causing a computer to perform a music-content using method, said music-content using method comprising:
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an acquisition step of acquiring original music content;
a replicated content generation step of generating new music content on the basis of replication of the original music content acquired via said acquisition step; and
an additional information generation step of, when said replicated content generation step generates the new music content, generating additional information including information indicating that the generated new music content is based on replication and replication source information identifying a replicated-from source of the replicated content, wherein the additional information generated by said additional information generation step is added to the new music content generated by said replicated content generation step. - View Dependent Claims (17)
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18. A program containing a group of instructions for causing a computer to perform a music-content using method, said music-content using method comprising:
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an acquisition step of acquiring music content including additional information added thereto, the additional information including information indicating that the music content is based on replication and replication source information identifying a replicated-from source of the music content;
a search step of searching for original music content of the acquired music content on the basis of the replication source information included in the additional information added to the music content acquired via said acquisition step; and
a step of permitting use of the acquired music content only when the original music content has been successfully found by said search step.
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Specification