Authentication system and method for recording unlocking history using authentication system

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United States of America Patent

PATENT NO 11847195
APP PUB NO 20210342423A1
SERIAL NO

17279637

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A novel authentication system is provided. In addition, a method for recording an unlocking history is provided. The authentication system includes an arithmetic device and an input/output device. The arithmetic device supplies first control data and second control data, and is supplied with a sensor signal. The input/output device includes an electric lock and a reading portion, and the electric lock is unlocked on the basis of the second control data. The reading portion is supplied with the first control data, supplies the sensor signal, and includes a light-emitting element and a pixel array. The light-emitting element emits light including infrared rays, the pixel array includes pixels, the pixels each include an imaging circuit and a photoelectric conversion element, the imaging circuit is electrically connected to the photoelectric conversion element, the imaging circuit includes a transistor, and the transistor includes an oxide semiconductor film.

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Patent Owner(s)

Patent OwnerAddress
SEMICONDUCTOR ENERGY LABORATORY CO LTDKANAGAWA-KEN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Negoro, Yusuke Osaka, JP 30 23
Yoneda, Seiichi Kanagawa, JP 87 809

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