KR102539381B1 - 이미지들의 캐스트 섀도우 구역들 및/또는 하이라이트 구역들을 추정하기 위한 방법 및 디바이스 - Google Patents

이미지들의 캐스트 섀도우 구역들 및/또는 하이라이트 구역들을 추정하기 위한 방법 및 디바이스 Download PDF

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KR102539381B1
KR102539381B1 KR1020197015437A KR20197015437A KR102539381B1 KR 102539381 B1 KR102539381 B1 KR 102539381B1 KR 1020197015437 A KR1020197015437 A KR 1020197015437A KR 20197015437 A KR20197015437 A KR 20197015437A KR 102539381 B1 KR102539381 B1 KR 102539381B1
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KR20190084068A (ko
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쥐르겐 스토데
필립 로베르
다비드 장드롱
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인터디지털 매디슨 페턴트 홀딩스 에스에이에스
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/10—Terrestrial scenes
    • G06T5/007—
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20212—Image combination
    • G06T2207/20224—Image subtraction

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Software Systems (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
KR1020197015437A 2016-11-03 2017-10-26 이미지들의 캐스트 섀도우 구역들 및/또는 하이라이트 구역들을 추정하기 위한 방법 및 디바이스 Active KR102539381B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP16306441.3A EP3319013A1 (en) 2016-11-03 2016-11-03 Method and device for estimating cast shadow regions and/or highlight regions in images
EP16306441.3 2016-11-03
PCT/EP2017/077401 WO2018082996A1 (en) 2016-11-03 2017-10-26 Method and device for estimating cast shadow regions and/or highlight regions in images

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KR20190084068A KR20190084068A (ko) 2019-07-15
KR102539381B1 true KR102539381B1 (ko) 2023-06-05

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US (1) US11044409B2 (enExample)
EP (2) EP3319013A1 (enExample)
JP (1) JP7171559B2 (enExample)
KR (1) KR102539381B1 (enExample)
CN (1) CN110023957B (enExample)
WO (1) WO2018082996A1 (enExample)

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KR102793002B1 (ko) 2020-07-17 2025-04-11 에스케이하이닉스 주식회사 노이즈 제거 회로, 이미지 센싱 장치 및 그 동작방법

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CN103002225A (zh) 2011-04-20 2013-03-27 Csr技术公司 多曝光高动态范围图像捕捉

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Publication number Publication date
EP3535691A1 (en) 2019-09-11
EP3535691B1 (en) 2024-04-24
CN110023957A (zh) 2019-07-16
US20190281201A1 (en) 2019-09-12
CN110023957B (zh) 2023-08-01
JP7171559B2 (ja) 2022-11-15
EP3319013A1 (en) 2018-05-09
US11044409B2 (en) 2021-06-22
KR20190084068A (ko) 2019-07-15
JP2020503587A (ja) 2020-01-30
WO2018082996A1 (en) 2018-05-11

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