Invention Grant
- Patent Title: Article having display device
- Patent Title (中): 文章有显示设备
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Application No.: US10733260Application Date: 2003-12-12
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Publication No.: US07652359B2Publication Date: 2010-01-26
- Inventor: Toru Takayama , Junya Maruyama , Yuugo Goto , Yumiko Ohno , Mai Akiba
- Applicant: Toru Takayama , Junya Maruyama , Yuugo Goto , Yumiko Ohno , Mai Akiba
- 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: Robinson Intellectual Property Law Office, P.C.
- Agent Eric J. Robinson
- Priority: JP2002-378803 20021227
- Main IPC: H01L23/498
- IPC: H01L23/498

Abstract:
It is an object of the present invention to provide a highly sophisticated functional IC card that can ensure security by preventing forgery such as changing a picture of a face, and display other images as well as the picture of a face. An IC card comprising a display device and a plurality of thin film integrated circuits; wherein driving of the display device is controlled by the plurality of thin film integrated circuits; a semiconductor element used for the plurality of thin film integrated circuits and the display device is formed by using a polycrystalline semiconductor film; the plurality of thin film integrated circuits are laminated; the display device and the plurality of thin film integrated circuits are equipped for the same printed wiring board; and the IC card has a thickness of from 0.05 mm to 1 mm.
Public/Granted literature
- US20040128246A1 IC card and booking-account system using the IC card Public/Granted day:2004-07-01
Information query
IPC分类: