| 发明名称 |
Electronic Device |
| 摘要 |
An easy to use electronic device is provided. The electronic device functions as a telephone and has a display portion, an audio input portion, an audio output portion, and operation keys. The display portion has a passive element, and the operation keys have LEDs. The direction of an image displayed by the LEDs is switchable.
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| 申请公布号 |
US2013127913(A1) |
申请公布日期 |
2013.05.23 |
| 申请号 |
US201313739078 |
申请日期 |
2013.01.11 |
| 申请人 |
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.;SEMICONDUCTOR ENERGY LABORATORY CO., LTD. |
发明人 |
YAMAZAKI SHUNPEI;KOYAMA JUN;YAMAZAKI YU |
| 分类号 |
G09G5/00;G06F3/02;H04M1/02;H04M1/725 |
主分类号 |
G09G5/00 |
| 代理机构 |
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代理人 |
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