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Wire/wireless keyboard with pointing device attachable thereto, computer system for use with the same, and related method

  • US 6,304,250 B1
  • Filed: 04/13/1998
  • Issued: 10/16/2001
  • Est. Priority Date: 04/12/1997
  • Status: Expired due to Term
First Claim
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1. A wire/wireless keyboard for use with a computer system and allowing wire/wireless communication of the keyboard with the computer system, comprising:

  • battery means for supplying a power source voltage for the keyboard;

    a key matrix having a set of keys for,generating a key code corresponding to a depressed key;

    key function indicator means for indicating a key function state corresponding to a depressed specific function key;

    controller means for selectively controlling the key code to be transmitted to the computer system by one of wire communication and wireless communication; and

    wireless transceiver means for converting the key code into a wireless signal and for transmitting the wireless signal to the computer system, wherein the key function indicator means is disabled when the key code is transmitted by wireless communication.

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