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公开(公告)号：US11871157B2
公开(公告)日：2024-01-09
申请号：US17719364
申请日：2022-04-12
Applicant: PixArt Imaging Inc.
Inventor： Joon Chok Lee , Kevin Len-Li Lim , Wen-Han Yao
CPC classification number: H04N7/188 , G06T7/0002 , G06T7/248 , G06T7/80 , H04N23/71 , H04N23/73 , G06T2207/30168 , G06T2207/30232
Abstract: A method of an optical sensor device includes: automatically entering a calibration mode to automatically define a region of interest as a masking region; and, selectively ignoring a motion detected within the masking region when the optical sensor device is in a normal operation mode.
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