TW200644651A - Flicker correction method and device, and imaging device - Google Patents

Flicker correction method and device, and imaging device

Info

Publication number
TW200644651A
TW200644651A TW095109550A TW95109550A TW200644651A TW 200644651 A TW200644651 A TW 200644651A TW 095109550 A TW095109550 A TW 095109550A TW 95109550 A TW95109550 A TW 95109550A TW 200644651 A TW200644651 A TW 200644651A
Authority
TW
Taiwan
Prior art keywords
flicker
corrected
image signal
signal
correction
Prior art date
Application number
TW095109550A
Other languages
English (en)
Other versions
TWI323616B (en
Inventor
Noriyuki Ono
Motohiro Nakasuji
Yoshiaki Nishide
Hiromasa Ikeyama
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of TW200644651A publication Critical patent/TW200644651A/zh
Application granted granted Critical
Publication of TWI323616B publication Critical patent/TWI323616B/zh

Links

Classifications

    • 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
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the 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
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Endoscopes (AREA)
TW095109550A 2005-04-19 2006-03-21 Flicker correction method and device, and imaging device TWI323616B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005121425A JP4207923B2 (ja) 2005-04-19 2005-04-19 フリッカ補正方法、フリッカ補正装置及び撮像装置

Publications (2)

Publication Number Publication Date
TW200644651A true TW200644651A (en) 2006-12-16
TWI323616B TWI323616B (en) 2010-04-11

Family

ID=37108122

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095109550A TWI323616B (en) 2005-04-19 2006-03-21 Flicker correction method and device, and imaging device

Country Status (4)

Country Link
US (1) US7589763B2 (zh)
JP (1) JP4207923B2 (zh)
CN (1) CN100481889C (zh)
TW (1) TWI323616B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI393451B (zh) * 2008-10-28 2013-04-11 Omnivision Tech Inc 單一列為基的缺陷像素修正

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101143861B1 (ko) * 2004-11-15 2012-05-23 소니 주식회사 플리커 보정방법 및 플리커 보정회로와 그것들을 이용한촬상장치
JP5159235B2 (ja) 2007-10-02 2013-03-06 キヤノン株式会社 撮像装置及びその制御方法
JP5106055B2 (ja) * 2007-11-12 2012-12-26 キヤノン株式会社 撮像装置及びそのフリッカ検出方法
JP5106056B2 (ja) * 2007-11-12 2012-12-26 キヤノン株式会社 撮像装置及びそのフリッカ検出方法
JP5094454B2 (ja) * 2008-02-12 2012-12-12 キヤノン株式会社 撮像装置及びその制御方法
JP5212170B2 (ja) * 2009-02-25 2013-06-19 株式会社ニコン 撮像装置
JP5379932B1 (ja) * 2012-04-16 2013-12-25 オリンパスメディカルシステムズ株式会社 撮像システム、撮像方法
WO2016117035A1 (ja) * 2015-01-20 2016-07-28 オリンパス株式会社 画像処理装置、画像処理方法およびプログラム
JP2020072392A (ja) * 2018-10-31 2020-05-07 キヤノン株式会社 撮像装置、撮像装置の制御方法およびプログラム

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
US5293225A (en) * 1991-05-31 1994-03-08 Victor Company Of Japan, Ltd. Digital signal processing system for color camera apparatus including separate delays for color signal and brightness signal processing
EP1307056B1 (en) * 1995-06-30 2004-10-06 Mitsubishi Denki Kabushiki Kaisha Scan conversion apparatus with improved vertical resolution and flicker reduction apparatus
JP2947186B2 (ja) * 1996-10-23 1999-09-13 日本電気株式会社 フリッカ軽減回路
JP3087684B2 (ja) * 1997-06-02 2000-09-11 日本電気株式会社 画像読取装置
JPH11313226A (ja) * 1998-04-27 1999-11-09 Matsushita Electric Ind Co Ltd フリッカ補正装置及び補正方法
JP3892172B2 (ja) * 1998-07-24 2007-03-14 松下電器産業株式会社 固体撮像装置
US7071909B2 (en) * 2001-03-09 2006-07-04 Thomson Licensing Reducing sparkle artifacts with low brightness processing
JP4337353B2 (ja) * 2002-03-25 2009-09-30 セイコーエプソン株式会社 フリッカ検出装置、フリッカ補正装置、撮像装置、フリッカ検出プログラムおよびフリッカ補正プログラム
JP4423889B2 (ja) 2002-11-18 2010-03-03 ソニー株式会社 フリッカ低減方法、撮像装置およびフリッカ低減回路
JP2004260574A (ja) * 2003-02-26 2004-09-16 Matsushita Electric Ind Co Ltd フリッカ検出方法およびフリッカ検出装置
JP3873917B2 (ja) * 2003-03-14 2007-01-31 セイコーエプソン株式会社 画像処理装置、画像処理方法、及び画像処理プログラム
JP3826904B2 (ja) * 2003-07-08 2006-09-27 ソニー株式会社 撮像装置およびフリッカ低減方法
JP4259998B2 (ja) * 2003-12-19 2009-04-30 三洋電機株式会社 フリッカ検出装置及び撮像装置
JP4331026B2 (ja) * 2004-03-17 2009-09-16 富士通マイクロエレクトロニクス株式会社 フリッカノイズ検出方法、フリッカノイズ低減方法及びフリッカノイズ検出回路
US7502054B2 (en) * 2004-12-20 2009-03-10 Pixim, Inc. Automatic detection of fluorescent flicker in video images

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI393451B (zh) * 2008-10-28 2013-04-11 Omnivision Tech Inc 單一列為基的缺陷像素修正

Also Published As

Publication number Publication date
JP4207923B2 (ja) 2009-01-14
TWI323616B (en) 2010-04-11
JP2006303815A (ja) 2006-11-02
CN1856030A (zh) 2006-11-01
US20060232687A1 (en) 2006-10-19
CN100481889C (zh) 2009-04-22
US7589763B2 (en) 2009-09-15

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