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Image data transmission system, process and program, image data output device and image display device

  • US 7,293,071 B2
  • Filed: 05/21/2003
  • Issued: 11/06/2007
  • Est. Priority Date: 05/27/2002
  • Status: Active Grant
First Claim
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1. An image data transmission system which connects a server with a plurality of clients on an intercommunicable network and allows the server to output and display image data on the clients,wherein the server comprises:

  • a client retrieval unit that outputs a retrieval command to request a response including connectability to any of the clients on the network and for retrieving connectable clients based on a response to the retrieval command;

    a client connection establishment unit that outputs a connection command request to at least one intended connectable client to respond with a connection command and that establishes a connection with the connectable client based on the response,wherein the client connection establishment unit uses a client-definable connection command keyword to be displayed to the client and establishes the connection with the client when the client returns the connection command keyword; and

    an image data output unit for outputting image data to the connected client, andwherein each of the clients comprises;

    a retrieval response output unit for when the connection is available, outputting a response from the client retrieval unit;

    a server connection establishment unit for, when a connection command output from the client connection establishment unit is an input, outputting a response to the client including and establishing connection with the server,wherein the server connection establishment unit has a keyword determination unit for determining a match between the connection command keyword and a keyword specified by the client and, when the keyword determination unit determines a match between the keywords, outputs a response to the client connection establishment unit to establish the connection with the server;

    an image data input unit for inputting image data that is output from the connected server; and

    an image display unit for displaying an image based on image data input from the image data input unit.

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