JP5974125B2 - カメラの露出を制御するための方法および制御ユニット - Google Patents

カメラの露出を制御するための方法および制御ユニット Download PDF

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JP5974125B2
JP5974125B2 JP2015030258A JP2015030258A JP5974125B2 JP 5974125 B2 JP5974125 B2 JP 5974125B2 JP 2015030258 A JP2015030258 A JP 2015030258A JP 2015030258 A JP2015030258 A JP 2015030258A JP 5974125 B2 JP5974125 B2 JP 5974125B2
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image
value
camera
target value
dark
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JP2015162902A5 (enExample
JP2015162902A (ja
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フレドリック スヴェンソン，
フレドリック スヴェンソン，
ヨハン テューベソン，
ヨハン テューベソン，
リンダ ハールス，
リンダ ハールス，
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アクシス アーベー
アクシス アーベー
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    • 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
    • H04N23/72—Combination of two or more compensation controls
    • 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
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G03B7/093—Digital circuits for control of exposure time
    • 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
    • H04N23/71—Circuitry for evaluating the brightness variation
    • 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
    • H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
JP2015030258A 2014-02-26 2015-02-19 カメラの露出を制御するための方法および制御ユニット Active JP5974125B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP14156752.9A EP2913993B1 (en) 2014-02-26 2014-02-26 Method and control unit for controlling exposure of a camera
EP14156752.9 2014-02-26

Publications (3)

Publication Number Publication Date
JP2015162902A JP2015162902A (ja) 2015-09-07
JP2015162902A5 JP2015162902A5 (enExample) 2016-04-07
JP5974125B2 true JP5974125B2 (ja) 2016-08-23

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JP2015030258A Active JP5974125B2 (ja) 2014-02-26 2015-02-19 カメラの露出を制御するための方法および制御ユニット

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US (1) US9432588B2 (enExample)
EP (1) EP2913993B1 (enExample)
JP (1) JP5974125B2 (enExample)
KR (1) KR101633445B1 (enExample)
CN (1) CN104869321B (enExample)
TW (1) TWI582527B (enExample)

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CN108429892A (zh) * 2018-05-10 2018-08-21 杭州雄迈集成电路技术有限公司 一种基于rgb传感器日夜模式自动切换方法
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CN110809122A (zh) * 2019-11-11 2020-02-18 中国电子科技集团公司第四十四研究所 应用于cmos图像传感器的动态扩展方法
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US20250056125A1 (en) * 2023-08-08 2025-02-13 Qualcomm Incorporated Automatic exposure control

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Also Published As

Publication number Publication date
TW201533521A (zh) 2015-09-01
US9432588B2 (en) 2016-08-30
TWI582527B (zh) 2017-05-11
KR101633445B1 (ko) 2016-06-24
CN104869321A (zh) 2015-08-26
CN104869321B (zh) 2017-06-23
KR20150101423A (ko) 2015-09-03
EP2913993A1 (en) 2015-09-02
JP2015162902A (ja) 2015-09-07
EP2913993B1 (en) 2016-02-17
US20150244918A1 (en) 2015-08-27

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