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Graphical-interactive-screen display apparatus and peripheral units

  • US 5,648,813 A
  • Filed: 10/20/1994
  • Issued: 07/15/1997
  • Est. Priority Date: 10/20/1993
  • Status: Expired due to Term
First Claim
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1. A program receiver for displaying a graphical interactive picture by receiving a program transmitted from a program transmitter, said program receiver comprising:

  • storage means for storing a plurality of basic picture elements in advance, said plurality of basic picture elements being figures composing the graphical interactive picture manipulated by a user and said basic picture elements being composed of file names identifying each basic picture element and bit map data for each basic picture element;

    signal receipt means for receiving a signal transmitted from said program transmitter, said signal being a multiplex signal including a program and data specifying a structure of the graphical interactive picture;

    signal separation means for separating the signal received by said signal receipt means into a program signal and a graphical-interactive-picture-structure specification data signal;

    first graphical interactive picture generation means for generating the graphical interactive picture by combining the basic picture elements stored in said storage means based on the graphical-interactive-picture-structure specification data signal from said signal separation means; and

    display means for displaying the graphical interactive picture generated by said first graphical interactive picture generation means.

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