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Patent Searching and Data


Title:
TERMINAL DEVICE, AND BACK LIGHT EMITTING METHOD AND PROGRAM IN MOBILE TERMINAL OF THE DEVICE
Document Type and Number:
WIPO Patent Application WO/2010/018740
Kind Code:
A1
Abstract:
Provided is a terminal device which is improved in operability by performing a key inputting assistance using the key back lights thereof.  The terminal device comprises a plurality of input keys for detecting pushes, a plurality of key back lights capable of lighting a plurality of colors for one of the input keys, to illuminate the input keys, and a back light control means for controlling the colors emitted by the key back lights, independently of the individual key back lights.  The back light control means causes the key back light to light in a first color, when the input key detects the push thereof, and changes, if the key push becomes a predetermined push, the color emitted by the key back light corresponding to the input key receiving the push thereof, from the first color to a second color.

Inventors:
AOIKE TORU (JP)
Application Number:
PCT/JP2009/063219
Publication Date:
February 18, 2010
Filing Date:
July 23, 2009
Export Citation:
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Assignee:
NEC CORP (JP)
AOIKE TORU (JP)
International Classes:
H04M1/22; G06F3/02
Foreign References:
JP2007041757A2007-02-15
JP2007151005A2007-06-14
JP2001217904A2001-08-10
JP2005134998A2005-05-26
JP2008207854A2008-09-11
Other References:
See also references of EP 2336848A4
Attorney, Agent or Firm:
YAMASHITA, Johei (JP)
Jouhei Yamashita (JP)
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