Context information management system
First Claim
1. A context information management system that manages context information for a respective account of a user in each of a plurality of domains, the context information management system comprising:
- a user domain management server that holds a list of a plurality of domains in each of which a user has an account;
a one-time account management server that receives a one-time account notifying request from the user domain management server, and manages temporary one-time accounts for the user;
a plurality of context management servers that each exist in a respective domain of the plurality of domains and manage context information for the respective account of the user in the respective domain in which the context management server exists; and
clients that provide the context information to other users,wherein the user domain management server sends the one-time account notifying request to the one-time account management server according to a request from the other users,wherein each of the plurality of context management servers issues a respective temporary one-time account corresponding to the respective account of the user in the respective domain in which the context management server exists based on a request from the user domain management server and submits the respective temporary one-time account to the one-time account management server, andwherein the one-time account management server has a function to notify a set of one-time accounts to the other users based on a set of the respective temporary one-time accounts submitted from the plurality of context management servers,wherein the user domain management server includes a user domain information table that stores the list of the plurality of domains in which the user has accounts, and based on the request of the other users, requests each of the context management servers belonging to respective ones of the plurality of domains on the list to submit the respective temporary one-time account issued by the context management server to the one-time account management server, andwherein the one-time account management server manages a user ID that is an identifier of the user, an account group ID that is an identifier of all of the accounts of the user in the plurality of domains, and the respective temporary one-time accounts submitted from the plurality of context management servers in association with one another, forwards a context information notifying request for the respective temporary one-time accounts from the other users to the context management servers that submitted the respective temporary one-time accounts, and forwards a context information notification of the context management servers to appropriate clients among the clients that provide the context information to the other users.
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Accused Products
Abstract
The context information management system enables the management of context information while maintaining the security of user information. It includes a user domain management server that manages a list of domains in which users have an account, and a one-time account management server that manages temporarily issued one-time accounts for a user'"'"'s account. For an account information notifying request from a client, it notifies an account group ID corresponding to the user ID, and a one-time account issued for the account group ID to the client, thereby enabling the management of the user'"'"'s account and context information while hiding the user ID.
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Citations
5 Claims
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1. A context information management system that manages context information for a respective account of a user in each of a plurality of domains, the context information management system comprising:
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a user domain management server that holds a list of a plurality of domains in each of which a user has an account; a one-time account management server that receives a one-time account notifying request from the user domain management server, and manages temporary one-time accounts for the user; a plurality of context management servers that each exist in a respective domain of the plurality of domains and manage context information for the respective account of the user in the respective domain in which the context management server exists; and clients that provide the context information to other users, wherein the user domain management server sends the one-time account notifying request to the one-time account management server according to a request from the other users, wherein each of the plurality of context management servers issues a respective temporary one-time account corresponding to the respective account of the user in the respective domain in which the context management server exists based on a request from the user domain management server and submits the respective temporary one-time account to the one-time account management server, and wherein the one-time account management server has a function to notify a set of one-time accounts to the other users based on a set of the respective temporary one-time accounts submitted from the plurality of context management servers, wherein the user domain management server includes a user domain information table that stores the list of the plurality of domains in which the user has accounts, and based on the request of the other users, requests each of the context management servers belonging to respective ones of the plurality of domains on the list to submit the respective temporary one-time account issued by the context management server to the one-time account management server, and wherein the one-time account management server manages a user ID that is an identifier of the user, an account group ID that is an identifier of all of the accounts of the user in the plurality of domains, and the respective temporary one-time accounts submitted from the plurality of context management servers in association with one another, forwards a context information notifying request for the respective temporary one-time accounts from the other users to the context management servers that submitted the respective temporary one-time accounts, and forwards a context information notification of the context management servers to appropriate clients among the clients that provide the context information to the other users. - View Dependent Claims (2, 3, 4, 5)
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Specification