Method for asynchronous multimedia retrieval
First Claim
1. A method of retrieving multimedia content from a server, the method comprising:
- establishing a first session which connects a client, comprising a processor, with the server, the first session comprising transmitting, from the client to the server, a retrieval inquiry which requests retrieval of the multimedia content, under control of the processor;
terminating the first session after the transmitting the retrieval inquiry, to disconnect the client from the server;
establishing a second session which reconnects the client with the server, the second session comprising;
transmitting, at a predetermined time, from the client to the server, a result request, which requests the server to return a result of the retrieval to the client, under control of the processor;
receiving, at the client, the result of the retrieval transmitted from the server in response to the result request; and
terminating the second session after the receiving the result of the retrieval, to disconnect the client from the server,wherein the retrieval inquiry comprises a time to begin the retrieval of the multimedia content and information on a duration of the retrieval of the multimedia content, andwherein the predetermined time is set based on the time to begin the retrieval of the multimedia content and the information on the duration of the retrieval of the multimedia content.
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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
18 Claims
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1. A method of retrieving multimedia content from a server, the method comprising:
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establishing a first session which connects a client, comprising a processor, with the server, the first session comprising transmitting, from the client to the server, a retrieval inquiry which requests retrieval of the multimedia content, under control of the processor; terminating the first session after the transmitting the retrieval inquiry, to disconnect the client from the server; establishing a second session which reconnects the client with the server, the second session comprising; transmitting, at a predetermined time, from the client to the server, a result request, which requests the server to return a result of the retrieval to the client, under control of the processor; receiving, at the client, the result of the retrieval transmitted from the server in response to the result request; and terminating the second session after the receiving the result of the retrieval, to disconnect the client from the server, wherein the retrieval inquiry comprises a time to begin the retrieval of the multimedia content and information on a duration of the retrieval of the multimedia content, and wherein the predetermined time is set based on the time to begin the retrieval of the multimedia content and the information on the duration of the retrieval of the multimedia content. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method of retrieving and transmitting multimedia contents to a client, the method comprising:
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establishing a first session which connects a server, comprising a processor, with the client, the first session comprising receiving, at the server, a retrieval inquiry which requests retrieval of the multimedia content, from the client; terminating the first session after receiving the retrieval inquiry, to disconnect the server from the client; performing the retrieval of the multimedia content in response to the retrieval inquiry, under control of the processor; storing a result of the retrieval; establishing a second session which reconnects the server with the client, the second session comprising; receiving, at the server, a result request, which requests the server to return a result of the retrieval to the client, transmitted from the client; transmitting, from the server to the client, the result of the retrieval in response to the result request; and terminating the second session after the transmitting the result of the retrieval, to disconnect the server from the client, wherein the retrieval inquiry comprises a time to begin the retrieval of the multimedia content and information on a duration of the retrieval of the multimedia content, and wherein the performing the retrieval starts at the time to begin the retrieval and continues during the duration of the retrieval. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification