JP7402637B2 - 撮像装置、その制御方法及びプログラム - Google Patents
撮像装置、その制御方法及びプログラム Download PDFInfo
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
- H04N25/46—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by combining or binning pixels
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/045—Control thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00004—Operational features of endoscopes characterised by electronic signal processing
- A61B1/00009—Operational features of endoscopes characterised by electronic signal processing of image signals during a use of endoscope
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00163—Optical arrangements
- A61B1/00186—Optical arrangements with imaging filters
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
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- G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
- G02B27/1013—Beam splitting or combining systems for splitting or combining different wavelengths for colour or multispectral image sensors, e.g. splitting an image into monochromatic image components on respective sensors
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- H04N23/13—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths with multiple sensors
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
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- H04N25/531—Control of the integration time by controlling rolling shutters in CMOS SSIS
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/00078—Insertion part of the endoscope body with stiffening means
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00112—Connection or coupling means
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- A—HUMAN NECESSITIES
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/042—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances characterised by a proximal camera, e.g. a CCD camera
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Description
12a プリズム
12b、12c、12d イメージセンサ
Claims (8)
- 白色光源及び励起光源とともに撮像システムを構成する撮像装置であって、
入射光を2種類以上の波長帯域の光に分解する光学素子と、
前記光学素子により分解された前記2種類以上の波長帯域の光をそれぞれ受光する複数の撮像素子と、
ビニング処理が実行される第1モードにおいて、フレーム内の2つの期間のうちの1つの期間で消灯させるパルス制御を行うように前記白色光源を制御し、前記ビニング処理が実行されない第2モードにおいて、常に消灯させるように前記励起光源を制御する発光制御部と、
を備え、
前記ビニング処理が実行された画素をグループ単位で1画素として見たときに、前記複数の撮像素子のうちの少なくとも1つの撮像素子の画素は、他の少なくとも1つの撮像素子の画素に対して、水平方向及び垂直方向の少なくとも1方向において、半画素ずれて配置されている、
撮像装置。 - 前記第1モードと、前記第2モードとを切り替える切替制御部、
を更に備える請求項1に記載の撮像装置。 - 前記第1モードにおいて、前記第2モードと同じ出力画素数になるように、前記ビニング処理が実行された画素に対して処理を施す処理部、
を更に備える請求項2に記載の撮像装置。 - 前記第1モードにおいて、前記第2モードよりも高速で前記複数の撮像素子を駆動制御させる駆動制御部、
を更に備える請求項2又は3に記載の撮像装置。 - 前記第1モードにおいて前記複数の撮像素子の各々から出力される映像信号が表示部に出力される出力レートは、前記第2モードと同じである、
請求項4に記載の撮像装置。 - 前記発光制御部は、前記第1モードにおいて、常に点灯させるように前記励起光源を更に制御する、
請求項1乃至5の何れか1項に記載の撮像装置。 - 白色光源及び励起光源とともに撮像システムを構成する撮像装置の制御方法であって、前記撮像装置は、
入射光を2種類以上の波長帯域の光に分解する光学素子と、
前記光学素子により分解された前記2種類以上の波長帯域の光をそれぞれ受光する複数の撮像素子と、を備え、
前記制御方法は、
発光制御部が、ビニング処理が実行される第1モードにおいて、フレーム内の2つの期間のうちの1つの期間で消灯させるパルス制御を行うように前記白色光源を制御する工程と、
前記発光制御部が、前記ビニング処理が実行されない第2モードにおいて、常に消灯させるように前記励起光源を制御する工程と、
を有し、
前記ビニング処理が実行された画素をグループ単位で1画素として見たときに、前記複数の撮像素子のうちの少なくとも1つの撮像素子の画素は、他の少なくとも1つの撮像素子の画素に対して、水平方向及び垂直方向の少なくとも1方向において、半画素ずれて配置されている、
制御方法。 - コンピュータに請求項7に記載の制御方法の各工程を実行させるためのプログラム。
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JP2019151778A JP7402637B2 (ja) | 2019-08-22 | 2019-08-22 | 撮像装置、その制御方法及びプログラム |
US16/988,898 US20210058572A1 (en) | 2019-08-22 | 2020-08-10 | Imaging apparatus |
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JP2019151778A JP7402637B2 (ja) | 2019-08-22 | 2019-08-22 | 撮像装置、その制御方法及びプログラム |
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JP2021029510A JP2021029510A (ja) | 2021-03-01 |
JP7402637B2 true JP7402637B2 (ja) | 2023-12-21 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007235591A (ja) | 2006-03-01 | 2007-09-13 | Sony Corp | カメラ装置の制御方法及びこれを用いたカメラ装置 |
JP2010021745A (ja) | 2008-07-10 | 2010-01-28 | Panasonic Corp | 固体撮像装置、固体撮像装置の駆動方法 |
WO2014125724A1 (ja) | 2013-02-12 | 2014-08-21 | オリンパスメディカルシステムズ株式会社 | 内視鏡装置 |
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2019
- 2019-08-22 JP JP2019151778A patent/JP7402637B2/ja active Active
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2020
- 2020-08-10 US US16/988,898 patent/US20210058572A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007235591A (ja) | 2006-03-01 | 2007-09-13 | Sony Corp | カメラ装置の制御方法及びこれを用いたカメラ装置 |
JP2010021745A (ja) | 2008-07-10 | 2010-01-28 | Panasonic Corp | 固体撮像装置、固体撮像装置の駆動方法 |
WO2014125724A1 (ja) | 2013-02-12 | 2014-08-21 | オリンパスメディカルシステムズ株式会社 | 内視鏡装置 |
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US20210058572A1 (en) | 2021-02-25 |
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