Projector, projection system, and control method of projector

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United States of America Patent

PATENT NO 10228611
APP PUB NO 20170363937A1
SERIAL NO

15689368

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Abstract

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A projection system includes a projector and a light emitting device that emits detection light in a direction in response to a screen. The projector detects an operation to the screen based on detection light of the light emitting device by a position detection section and switches the light emitting device between an emission mode and a non-emission mode thereof in response to state of the projector.

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Patent Owner(s)

  • SEIKO EPSON CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Imai, Shun Matsumoto, JP 49 343

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