Importance

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Abstract

A video distribution system is provided that is capable of distributing the same advertisement both to an originating user terminal and to a destination user terminal. Upon receipt of http request, WWW server transmits a call processing and video distribution request to a coordination server. At this time, the telephone numbers of the originating user terminal and the destination user terminal, and video to be distributed are specified by the call processing and video distribution request. Upon receipt of the call processing and video distribution request, coordination server performs originating call control and sets up a video distribution using a call processing protocol such as SIP. This results in setting up a telephone conversation between the originating user terminal and the destination user terminal, and setting video distribution to and receipt by destination user terminal. Coordination server then transmits an originating-side video distribution request to the video distribution server. Upon receipt of the originating-side video distribution request, the video distribution server performs video distribution to the originating user terminal.

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First Claim