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Communication system, data processing device, data processing method, data providing device, data providing method, and program

  • US 20050270423A1
  • Filed: 08/20/2003
  • Published: 12/08/2005
  • Est. Priority Date: 08/21/2002
  • Status: Active Grant
First Claim
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1. A communication system comprising a data processing apparatus for receiving and processing data and a data providing apparatus for providing data to said data processing apparatus;

  • wherein said data processing apparatus includes;

    button display controlling means for displaying first buttons representing executable functions in a first display format while displaying second buttons representing optional functions in a second display format;

    executing means for executing the function represented by any one of said first buttons in response to the applicable first button being operated on;

    downloading means which, in response to a download request for software implementing the function represented by any one of said second buttons, downloads said software provided by said data processing apparatus; and

    display updating means for updating the display of the second button representing the function implemented by execution of the downloaded software, by displaying the second button in question in said first display format; and

    wherein said data providing apparatus includes;

    software request receiving means for receiving said download request for said software from said data processing apparatus; and

    software transmitting means for transmitting said software to said data processing apparatus in response to said download request for said software.

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