| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a portable terminal that has plural displays including a display displaying plural keys and having a touch pad, saves power, and suppresses decrease in operability of each key. <P>SOLUTION: A portable terminal includes a first display displaying an image and a second display displaying plural keys and having a touch pad. To reduce power consumption by both displays, the luminance of each display is lowered so that the time from when the touch pad detects the latest input until when the luminance of the second display is lowered to predetermined luminance is longer by a certain length recognizable by a user than the time from when the touch pad detects the latest input until when the luminance of the first display is lowered to the predetermined luminance. <P>COPYRIGHT: (C)2013,JPO&INPIT |
