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Communication terminal device and rotary operation key

  • US 6,546,231 B1
  • Filed: 08/11/1999
  • Issued: 04/08/2003
  • Est. Priority Date: 11/28/1997
  • Status: Expired due to Fees
First Claim
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1. An electronic device comprising:

  • a body case;

    an operation key having an operation part projecting out from said body case, so as to perform a rotary operation along an outer side of said body case, a first pressing operation almost at a right angle to a rotary axis of the rotary operation, and a second pressing operation along the rotary axis of the rotary operation;

    operation detecting means for detecting each of the rotary operation, the first pressing operation, and the second pressing operation of said operation key;

    storage means for storing plural items;

    display means for displaying the plural items read out from said storage means; and

    control means for receiving a detection output from said operation detecting means, for controlling scrolling through the plural items at a first scrolling speed with the rotary operation of said operation key on said display means, for determining a selected item with the first pressing operation of said operation key, and for changing the first scrolling speed to a second, faster scrolling speed for the plural items with the second pressing operation of said operation key.

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