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Terminal apparatus, backlight emission method and computer readable medium for terminal apparatus

  • US 8,487,878 B2
  • Filed: 07/23/2009
  • Issued: 07/16/2013
  • Est. Priority Date: 08/12/2008
  • Status: Expired due to Fees
First Claim
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1. A terminal apparatus comprising:

  • input keys configured to detect pressing conducted thereon respectively;

    key backlights each of which emits a plurality of colors of light to shine corresponding one of the input keys; and

    a backlight controller configured to control the plurality of colors of light independently for each of the key backlights,wherein the backlight controller causes the key backlights to emit light of a first color in a case where an input key out of the input keys detects pressing thereon, and changes an emission color of a key backlight corresponding to the input key detecting the pressing from the first color to a second color when a state of the pressing becomes a predetermined state after the input key has been kept pressed without bring released for a predetermined time interval, and returns the emission color of the key backlight to the first color when the input key is released.

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