发明名称 |
METHOD AND APPARATUS FOR CONTROLLING BACKLIGHT OF PORTABLE DISPLAY DEVICE |
摘要 |
A method and apparatus for controlling a backlight of a portable display device for a portable communication system are disclosed. The method for controlling a backlight of a portable display device includes calculating a power adjustment coefficient by using information sensed according to a state where the portable display device makes contact with a human body, and adjusting power to be supplied for the backlight according to the calculated power adjustment coefficient. The portable display device controls the amount of power to be supplied according to states where the portable display device makes contact with a human body or is close to a human body to provide only a required amount of power, thus, it is possible to supply power for a longer period of time.
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申请公布号 |
US2008174592(A1) |
申请公布日期 |
2008.07.24 |
申请号 |
US20080018601 |
申请日期 |
2008.01.23 |
申请人 |
SAMSUNG ELECTRONICS CO., LTD. |
发明人 |
BAE HWANG-SIK;KIM JOO-KWANG;HEO WON-SEOK |
分类号 |
H05B41/38;G09G5/00 |
主分类号 |
H05B41/38 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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