Title:
SYSTEM AND METHOD FOR COMPENSATING FOR IMAGE QUALITY FOR EACH BRIGHTNESS SECTION
Document Type and Number:
WIPO Patent Application WO/2019/031802
Kind Code:
A1
Abstract:
Disclosed are a system and a method for compensating for image quality for each brightness section. A method for compensating for image quality performed in a system for compensating for image quality which is provided in a camera, according to an embodiment of the present invention, may comprise the steps of: determining the directionality of brightness changes by combining image brightness information of an image signal received by an image sensor and external light brightness information measured by an external light sensor provided in the camera; determining the brightness of the image signal to be one of three states of daytime, evening, and nighttime, on the basis of a brightness determination level that is set according to the directionality; and performing a predetermined image compensation process according to the determination result.
Inventors:
GU BON JENG (KR)
Application Number:
PCT/KR2018/008937
Publication Date:
February 14, 2019
Filing Date:
August 07, 2018
Export Citation:
Assignee:
DABONDA CO LTD (KR)
International Classes:
H04N5/235; G02B5/28; H04N7/18; H04N9/64
Foreign References:
| JPH09282452A | 1997-10-31 | |||
| KR101355076B1 | 2014-01-27 | |||
| JP2007329522A | 2007-12-20 | |||
| JP2007151003A | 2007-06-14 | |||
| KR20120018613A | 2012-03-05 |
Attorney, Agent or Firm:
HONG, Byung-eui (KR)
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