SERVER, CLIENT, LICENSE MANAGEMENT SYSTEM, AND LICENSE MANAGEMENT METHOD
First Claim
1. A license management system characterized in that a server supplies a client with a content and a license including a requirement for use of the content correspondingly with a request to use the content transmitted from the client through a communication line, whereinthe server carries out a network position check process for the client which requests to use the content, and the server generates a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the network position check process determines that the client is located in a local area network where the server belongs, andat least one of the server and the client retains the vicinity check information to determine based on the vicinity check information whether the network position check process can be omitted when the client thereafter requests to use the content again.
1 Assignment
0 Petitions
Accused Products
Abstract
A server carries out a network position check process for a client which requests to use a content, and the server generates a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the network position check process determines that the client is located in a local area network where the server belongs. At least one of the server and the client retains the vicinity check information to determine based on the vicinity check information whether the network position check process can be omitted when the client thereafter requests to use the content again.
15 Citations
20 Claims
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1. A license management system characterized in that a server supplies a client with a content and a license including a requirement for use of the content correspondingly with a request to use the content transmitted from the client through a communication line, wherein
the server carries out a network position check process for the client which requests to use the content, and the server generates a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the network position check process determines that the client is located in a local area network where the server belongs, and at least one of the server and the client retains the vicinity check information to determine based on the vicinity check information whether the network position check process can be omitted when the client thereafter requests to use the content again.
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2. A license management system characterized in that a server supplies a client with a content and a license including a requirement for use of the content correspondingly with a request to use the content transmitted from the client through a communication line, wherein
the server carries out a network position check process for the client which requests to use the content, and the server supplies the client with the content, the license, and a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the network position check process determines that the client is located in a local area network where the server belongs, and the client retains the vicinity check information, the content, and the license, and determines based on the vicinity check information whether the network position check process can be omitted to use the content when the client thereafter requests to use the content again.
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3. A license management system characterized in that a server supplies a client with a content and a license including a requirement for use of the content correspondingly with a request to use the content transmitted from the client through a communication line, wherein
the server carries out a network position check process for the client which requests to use the content, and the server supplies the client with the content and the license, and further generates and retains a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the network position check process determines that the client is located in a local area network where the server belongs, and the server determines based on the vicinity check information whether the network position check process can be omitted to supply the client with the content and the license when the client thereafter requests to use the content again.
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4. A client used in a license management system characterized in that a server supplies a client with a content and a license including a requirement for use of the content correspondingly with a request to use the content transmitted from the client through a communication line, wherein the server carries out a network position check process for the client which requests to use the content, and the server supplies the client with the content, the license, and a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the network position check process determines that the client is located in a local area network where the server belongs,
the client comprising: -
a memory for storing the content; a license management unit for retaining the license; and a vicinity check information management unit for retaining the vicinity check information, and the vicinity check information management unit determines based on the vicinity check information whether the network position check process can be omitted to use the content when the client thereafter requests to use the content again. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16)
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17. A server which carries out a network position check process for a client which transmits a request to use a content through a communication line to determine whether the client is located in a local area network where the server belongs, and
the server supplies the client with the content, a license including a requirement for use of the content, and a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the network position check process determines that the client is located in the local area network.
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18. A server which carries out a network position check process for a client which transmits a request to use a content through a communication line, and supplies the client with the content and a license including a requirement for use of the content after the network position check process determines that the client is located in a local area network where the server belongs,
the server further comprising a vicinity check information management unit for retaining a vicinity check information indicative of a client already supplied with the content and the license, and the vicinity check information management unit determines based on the vicinity check information whether the client which requests to use the content is the client already supplied with the content and the license, and the vicinity check information management unit omits the network position check process for the client after determining that the client which requests to use the content is the client already supplied with the content and the license.
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20. A license management method comprising the following steps wherein:
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a server carries out a network position check process for a client which transmits a request to use a content through a communication line to determine whether the client is located in a local area network where the server belongs; the server supplies the client with the content, a license, and a vicinity check information including a requirement for authorizing omission of the network position check process for the client when the client thereafter requests to use the content again after the server determines that the client is located in the local area network; the client retains the content, the license, and the vicinity check information and the client determines based on the vicinity check information whether the network position check process can be omitted to use the content when the client thereafter requests to use the content again.
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Specification