METHOD AND APPARATUS OF MEASURING DEPTH OF OBJECT BY STRUCTURED LIGHT

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United States of America Patent

APP PUB NO 20130293700A1
SERIAL NO

13793368

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Abstract

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A method and an apparatus of measuring a depth of an objection by structured light are disclosed. The method may comprise: projecting structured light from a light source to the object through a structured light mask; capturing a first projection image from the structured light reflected by the object, and deriving a first depth value at a first positional point from the first projection image; moving the structured light mask within a prescribed range to project further structured light to the object; capturing a second projection image from the further structured light reflected by the object, and deriving a second depth value at a second positional point from the second projection image; and acquiring a plurality of the second depth values, and performing calculation on the first depth value and the respective second depth values in accordance with a predetermined rule to derive a resultant depth value.

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Patent Owner(s)

Patent OwnerAddress
LENOVO (BEIJING) LIMITEDNO 6 SHANG DI WEST ROAD HAIDIAN DISTRICT BEIJING 100085
BEIJING LENOVO SOFTWARE LTD4TH FLOOR #6 CHUANGYE ROAD SHANGDI INFORMATION INDUSTRY BASE HAIDIAN DISTRICT BEIJING 100085

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yang, Guang Beijing, CN 457 5004

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