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Equipment for reproduction of alphanumerical data

  • US 4,600,918 A
  • Filed: 06/28/1982
  • Issued: 07/15/1986
  • Est. Priority Date: 06/29/1981
  • Status: Expired due to Term
First Claim
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1. A television receiver comprising:

  • (a) display means for displaying a color image;

    (b) character generation means capable of being operatively coupled at video frequencies to said display means;

    (c) a keyboard for inputting coded data signals corresponding to characters and control signals corresponding to commands by remote control;

    (d) random access memory (RAM) means for non-volatilely storing data signals, and(e) control means connected to said keyboard, said RAM means, and said character generation means, said control means comprising means for decoding coded data signals received from said keyboard, means for storing decoded data signals in said RAM means, means for sending said decoded data signals to said character generation means, means for sending format control signals received from said keyboard to said character generation means for displaying characters corresponding to said data signals received from said keyboard and formatting said characters in accordance with said format control signals, means for reading data signals stored in said RAM means, buffer means for temporarily storing data signals read from said RAM means, means for sending said data signals stored in said buffer means to said character generation means for displaying characters corresponding to said data signals, and means for controlling the operating mode of said television receiver in response to mode control signals received from said keyboard,wherein said television receiver is placed in a first operational mode in which said character generation means is coupled to said keyboard for displaying a picture comprising formatted characters corresponding to data signals directly input by way of said keyboard and stored in said RAM means in response to first mode control signals and in a second operational mode in which said character generation means is coupled to said RAM means for displaying a picture comprising formatted characters corresponding to stored data signals read-out from said RAM means in response to second mode control signals.

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