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Title:
METHOD AND SYSTEM FOR MEASURING THREE-DIMENSIONAL VISIBILITY USING TRAFFIC MONITORING CAMERA
Document Type and Number:
WIPO Patent Application WO/2019/151704
Kind Code:
A1
Abstract:
Disclosed is a method and system for measuring three-dimensional visibility using a traffic monitoring camera. In the method, a depth map is generated through a first and a second image acquired by a first and a second camera; a contour line is formed according to the depth map; continuity of the contour line is examined; and visible distance information is extracted according to a certain level of continuity thereof or information on a visible distance to an object is calculated. By the method, more accurate visible distance information can be provided to a driver through a display unit, or when the visible distance information falls within a certain distance, a safety display device or the like operates or alarm information can be provided to the driver.

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Inventors:
OH WON YOUNG (KR)
YANG SEUNG HWAN (KR)
Application Number:
PCT/KR2019/000927
Publication Date:
August 08, 2019
Filing Date:
January 22, 2019
Export Citation:
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Assignee:
GEOSPATIAL INFORMATION TECH CO LTD (KR)
International Classes:
H04N13/271; G08G1/017; H04N7/18; H04N13/204
Foreign References:
JP2012026927A2012-02-09
KR101760323B12017-07-21
KR101783379B12017-09-29
KR101797035B12017-11-13
KR20170007098A2017-01-18
Attorney, Agent or Firm:
KIM, In Han (KR)
Download PDF:
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