Projection method and projection apparatus

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United States of America Patent

PATENT NO 11829057
SERIAL NO

17556345

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Abstract

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A projection apparatus includes a detector, a laser source control unit and a laser source unit, and the laser source control unit is connected to the detector and the laser source unit. The detector is configured to obtain a detection signal for indicating whether there is an object to be protected in a laser projection region, and send the detection signal. The laser source control unit is also configured to: receive the detection signal, and send an adjustment signal carrying an adjusted projection parameter to the laser source unit when it is determined that there is the object to be protected in the laser projection region of the laser source unit based on the detection signal. The projection parameter indicates a light emission luminance of at least one laser in the laser source unit. The laser source unit is configured to emit a beam in response to the adjustment signal.

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Patent Owner(s)

Patent OwnerAddress
HISENSE LASER DISPLAY CO LTDNO 218 QIANWANGANG ROAD HUANGDAO DISTRICT QINGDAO CITY SHANDONG PROVINCE QINGDAO CITY SHANDONG PROVINCE 266555

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Xu Qingdao, CN 364 3013
Xiao, Jichen Qingdao, CN 10 13

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