Method For Asynchronous Multimedia Retrieval
First Claim
1. A method performed by a client in order for asynchronous multimedia contents retrieval in client-server computing model, comprising:
- establishing the first session with the server;
transmitting a retrieval inquiry message to the server, when the first session has been established;
closing the first session after transmitting the retrieval inquiry;
establishing the second session with the server;
transmitting the result request message requesting the server to return the result of the retrieval inquiry, at a certain point in time that the previously set time has passed; and
receiving retrieval result from the server and terminating the second session.
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Accused Products
Abstract
The present invention relates to a method for asynchronous multimedia content retrieval, which can be applied to TV-Anytime standard or MPEG standard. In summary, an asynchronous multimedia retrieval method is provided as including: a client establishing the first session as requesting to the server; transmitting to the server the retrieval inquiry message for contents that the server needs; terminating the first session after the retrieval inquiry; establishing the second session and requesting to the server the result for the retrieval inquiry at a certain point in time that the previously set time has passed; and receiving the retrieval result from the server and terminating the second session.
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Citations
8 Claims
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1. A method performed by a client in order for asynchronous multimedia contents retrieval in client-server computing model, comprising:
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establishing the first session with the server; transmitting a retrieval inquiry message to the server, when the first session has been established; closing the first session after transmitting the retrieval inquiry; establishing the second session with the server; transmitting the result request message requesting the server to return the result of the retrieval inquiry, at a certain point in time that the previously set time has passed; and receiving retrieval result from the server and terminating the second session. - View Dependent Claims (2, 3, 4)
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5. A method performed by a server in order for asynchronous multimedia contents retrieval in client-server computing model, comprising:
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establishing the first session with the client; receiving a retrieval inquiry message from the client; receiving session disconnect request from the client and closing the first session; performing retrieval according to the retrieval inquiry message; storing the retrieval result; establishing the second session according to the request from the client and receiving the result request message; transmitting the retrieval result as responding the request; and closing the second session. - View Dependent Claims (6, 7, 8)
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Specification