Title:
DISTANCE MEASUREMENT SYSTEM USING TOF SENSOR AND MEASURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/131644
Kind Code:
A1
Abstract:
A distance measurement system using a TOF sensor comprises: a camera for acquiring a color image of an object; a TOF sensor for acquiring a distance information image of the object; and a correcting unit for correcting the distance information image by using the color image, wherein the correcting unit comprises: a matching unit for matching the color image and the distance information image; a color information extractor for extracting color information for each pixel unit from the color image, after matching by the matching unit; and a distance corrector for correcting the distance information measured for each pixel unit of the distance information image, by using the color information for each pixel unit extracted by the color information extractor.
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Inventors:
LEE SOO HYOUNG (KR)
Application Number:
PCT/KR2021/018309
Publication Date:
June 23, 2022
Filing Date:
December 06, 2021
Export Citation:
Assignee:
CESIGN CO LTD (KR)
International Classes:
G06T7/521; G01J1/04; G01J3/46; G06T5/00; G06T7/30; G06T7/90; H04N9/64
Foreign References:
| KR20200023928A | 2020-03-06 | |||
| KR20150141019A | 2015-12-17 | |||
| US20190228513A1 | 2019-07-25 | |||
| US20180227509A1 | 2018-08-09 | |||
| KR20180027952A | 2018-03-15 |
Attorney, Agent or Firm:
CHO, Kyoung-Mi (KR)
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