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Data transmission method of a remote controller

  • US 6,078,270 A
  • Filed: 04/28/1994
  • Issued: 06/20/2000
  • Est. Priority Date: 04/28/1993
  • Status: Expired due to Term
First Claim
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1. A method for remotely controlling operations of at least two different apparatus from a remote controller having a keyboard with keys that are depressed to initiate data instructions that are transmitted to said apparatus, said method comprising:

  • actuating on said keyboard a key assigned for the control of at least two consecutive operations of said at least two different apparatus;

    detecting the actuation of said key assigned for the control of at least two consecutive operations; and

    in response to said detection of said key, transmitting consecutively to said at least two apparatus at least two preset data instructions limited to product signal formats corresponding to said at least two apparatus, said data instructions being received by each of said at least two apparatus to control different operations in at least two of said apparatus, wherein some keys (single function keys) on said keyboard are preassigned to result in single data instructions being generated and transmitted by said remote controller and other keys (plural function keys) on said keyboard are preassigned to result in plural data instructions being generated and transmitted by said remote controller, and wherein the step of detecting the actuation comprises;

    detecting whether or not any key on said keyboard is actuated;

    in response to detection of actuation of a key in said last step, buffering a data instruction preassigned to the actuated key;

    determining if the actuated key is a plural function key; and

    in response to determining that said activated key is a plural function key, buffering successive data instructions preassigned to said actuated plural function key so that said at least two preset data instructions are read from said buffer during the transmitting step.

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