Invention Grant
- Patent Title: Electronic device
- Patent Title (中): 电子设备
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Application No.: US13739078Application Date: 2013-01-11
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Publication No.: US08644498B2Publication Date: 2014-02-04
- Inventor: Shunpei Yamazaki , Jun Koyama , Yu Yamazaki
- Applicant: Semiconductor Energy Laboratory Co., Ltd.
- Applicant Address: JP Atsugi-shi, Kanagawa-ken
- Assignee: Semiconductor Energy Laboratory Co., Ltd.
- Current Assignee: Semiconductor Energy Laboratory Co., Ltd.
- Current Assignee Address: JP Atsugi-shi, Kanagawa-ken
- Agency: Fish & Richardson P.C.
- Priority: JP2000-080973 20000322
- Main IPC: H04M1/00
- IPC: H04M1/00 ; G09G3/32 ; G09G3/36 ; G09G5/00
Abstract:
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.
Public/Granted literature
- US20130127913A1 Electronic Device Public/Granted day:2013-05-23
Information query
