Display system and electrical appliance

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United States of America Patent

PATENT NO 7688290
APP PUB NO 20010020922A1
SERIAL NO

09752817

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A display system in which the luminance of light-emitting elements in a light-emitting device is adjusted based on information on an environment. A sensor obtains information on an environment as an electrical signal. A CPU converts, based on comparison data set in advance, the information signal into a correction signal for correcting the luminance of EL elements. Upon receiving this correction signal, a voltage changer applies a predetermined corrected potential to the EL elements. Thus, this display system enables control of the luminance of the EL elements.

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Patent Owner(s)

  • SEMICONDUCTOR ENERGY LABORATORY CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Koyama, Jun Kanagawa, JP 1614 54626
Shibata, Noriko Kanagawa, JP 39 1183
Yamazaki, Shunpei Tokyo, JP 7287 226692

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