JP6153689B1 - 撮像素子及び撮像装置 - Google Patents
撮像素子及び撮像装置 Download PDFInfo
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- JP6153689B1 JP6153689B1 JP2017508578A JP2017508578A JP6153689B1 JP 6153689 B1 JP6153689 B1 JP 6153689B1 JP 2017508578 A JP2017508578 A JP 2017508578A JP 2017508578 A JP2017508578 A JP 2017508578A JP 6153689 B1 JP6153689 B1 JP 6153689B1
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
- G02B23/2476—Non-optical details, e.g. housings, mountings, supports
- G02B23/2484—Arrangements in relation to a camera or imaging device
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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
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00096—Optical elements
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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
-
- 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
- A61B1/05—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 the image sensor, e.g. camera, being in the distal end portion
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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
- A61B1/05—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 the image sensor, e.g. camera, being in the distal end portion
- A61B1/051—Details of CCD assembly
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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
- A61B1/06—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 with illuminating arrangements
- A61B1/0638—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 with illuminating arrangements providing two or more wavelengths
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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
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
- H04N23/12—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths with one sensor only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/555—Constructional details for picking-up images in sites, inaccessible due to their dimensions or hazardous conditions, e.g. endoscopes or borescopes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
- H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
- H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
- H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
- H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
- H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
- H04N25/135—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements
- H04N25/136—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on four or more different wavelength filter elements using complementary colours
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/01—Circuitry for demodulating colour component signals modulated spatially by colour striped filters by phase separation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/80—Constructional details of image sensors
- H10F39/805—Coatings
- H10F39/8053—Colour filters
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F99/00—Subject matter not provided for in other groups of this subclass
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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
- A61B1/06—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 with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/201—Filters in the form of arrays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2209/00—Details of colour television systems
- H04N2209/04—Picture signal generators
- H04N2209/041—Picture signal generators using solid-state devices
- H04N2209/042—Picture signal generators using solid-state devices having a single pick-up sensor
- H04N2209/045—Picture signal generators using solid-state devices having a single pick-up sensor using mosaic colour filter
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F39/00—Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group H10F30/00, e.g. radiation detectors comprising photodiode arrays
- H10F39/80—Constructional details of image sensors
- H10F39/806—Optical elements or arrangements associated with the image sensors
- H10F39/8063—Microlenses
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- Signal Processing (AREA)
- Optics & Photonics (AREA)
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- Medical Informatics (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- Radiology & Medical Imaging (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Endoscopes (AREA)
- Optical Filters (AREA)
- Solid State Image Pick-Up Elements (AREA)
- Color Television Image Signal Generators (AREA)
Abstract
Description
図1は、本発明の実施の形態に係る撮像装置を含む内視鏡システム全体の構成を示す模式図である。図1に示す内視鏡システム1は、内視鏡2と、伝送ケーブル3と、操作部4と、コネクタ部5と、プロセッサ6(処理装置)と、表示装置7と、光源装置8と、を備える。
まず、内視鏡2の構成について説明する。図2に示す内視鏡2は、撮像部20と、伝送ケーブル3と、コネクタ部5と、を備える。
次に、プロセッサ6の構成について説明する。
プロセッサ6は、内視鏡システム1の全体を統括的に制御する制御装置である。プロセッサ6は、電源部61と、画像信号処理部62と、クロック生成部63と、記録部64と、入力部65と、プロセッサ制御部66と、を備える。
次に、光源装置8の構成について説明する。光源装置8は、白色光源部81と、特殊光源部82と、集光レンズ83と、照明制御部84と、を備える。
次に、各色の画素について詳細に説明する。はじめに、B画素について説明する。図4は、B画素の断面図である。図4に示すように、B画素200aは、Si基板201と、Si基板201に形成されている受光部としてのフォトダイオード202と、各画素間を電気的に接続する配線層203と、各配線層203を電気的に絶縁にする絶縁層204と、表面を平坦化するためのバッファ層205と、フォトダイオード202を覆うように配置されているBカラーフィルタ206aと、表面を保護する保護層207と、最表面に形成されているマイクロレンズ208と、を有する。
2 内視鏡
3 伝送ケーブル
4 操作部
5 コネクタ部
6 プロセッサ
7 表示装置
8 光源装置
20 撮像部
21 第1チップ
22 第2チップ
23 光検出部
23a 単位画素
24 読み出し部
25 タイミング生成部
26 カラーフィルタ
27 バッファ
28 ライトガイド
51 AFE部
52 A/D変換部
53 撮像信号処理部
54 駆動パルス生成部
55 電源電圧生成部
61 電源部
62 画像信号処理部
63 クロック生成部
64 記録部
65 入力部
66 プロセッサ制御部
81 白色光源部
82 特殊光源部
82a 第1光源部
82b 第2光源部
83 集光レンズ
84 照明制御部
100 挿入部
101 先端
102 基端
200a B画素
200b Cy画素
200c Mg画素
201 Si基板
202 フォトダイオード
203 配線層
204 絶縁層
205 バッファ層
206a Bカラーフィルタ
206b Cyカラーフィルタ
206c Mgカラーフィルタ
207 保護層
208 マイクロレンズ
209b Cy用多層膜
209c Mg用多層膜
L1、L2、L3、L4 線
Claims (6)
- 基板上に積層されるとともに2次元状に配置されており、受光量に応じた電荷を発生する複数の受光部と、
前記受光部上に積層されているカラーフィルタであって、青色の波長帯域の光と青紫色の波長帯域の光との双方の光を透過するB(ブルー)カラーフィルタと、緑色の波長帯域の光と青紫色の波長帯域の光との双方の光を透過するCy(シアン)カラーフィルタと、赤色の波長帯域の光と青紫色の波長帯域の光との双方の光を透過するMg(マゼンタ)カラーフィルタとのうち、少なくとも1つを含むカラーフィルタと、
前記Cyカラーフィルタが積層されている前記受光部上に配置されている450nm近傍に反射率のピークを有する第1の膜と、
前記Mgカラーフィルタが積層されている前記受光部上に配置されている450nm〜500nmの間に反射率のピークを有する第2の膜と、
を備えることを特徴とする撮像素子。 - 前記基板は、Si基板であることを特徴とする請求項1に記載の撮像素子。
- 前記Cyカラーフィルタ及び前記Mgカラーフィルタが積層されている前記受光部に入射する光は、青紫色の波長帯域の光の強度が青色の波長帯域の光の強度より高いことを特徴とする請求項1に記載の撮像素子。
- 前記カラーフィルタは、
前記複数の受光部における水平ラインの偶数ラインにおいて、前記Cyカラーフィルタと前記Bカラーフィルタとが交互に配置されており、かつ、前記複数の受光部における水平ラインの奇数ラインにおいて、前記Mgカラーフィルタと前記Cyカラーフィルタとが交互に配置されていることを特徴とする請求項1に記載の撮像素子。 - 前記第1の膜及び前記第2の膜は、多層膜であることを特徴とする請求項1に記載の撮像素子。
- 請求項1に記載の撮像素子を備えることを特徴とする撮像装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015193871 | 2015-09-30 | ||
| JP2015193871 | 2015-09-30 | ||
| PCT/JP2016/062037 WO2017056537A1 (ja) | 2015-09-30 | 2016-04-14 | 撮像素子及び撮像装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP6153689B1 true JP6153689B1 (ja) | 2017-06-28 |
| JPWO2017056537A1 JPWO2017056537A1 (ja) | 2017-10-05 |
Family
ID=58423390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017508578A Active JP6153689B1 (ja) | 2015-09-30 | 2016-04-14 | 撮像素子及び撮像装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20170365634A1 (ja) |
| JP (1) | JP6153689B1 (ja) |
| CN (1) | CN107408562A (ja) |
| WO (1) | WO2017056537A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10979680B2 (en) | 2018-05-09 | 2021-04-13 | Samsung Electronics Co., Ltd. | Image sensors and electronic devices |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112911094A (zh) * | 2019-12-04 | 2021-06-04 | 索尼半导体解决方案公司 | 电子设备 |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008067058A (ja) * | 2006-09-07 | 2008-03-21 | Matsushita Electric Ind Co Ltd | 固体撮像装置、信号処理方法およびカメラ |
| JP2011143154A (ja) * | 2010-01-18 | 2011-07-28 | Hoya Corp | 撮像装置 |
| JP2012019113A (ja) * | 2010-07-08 | 2012-01-26 | Panasonic Corp | 固体撮像装置 |
| JP2012170639A (ja) * | 2011-02-22 | 2012-09-10 | Fujifilm Corp | 内視鏡システム、および粘膜表層の毛細血管の強調画像表示方法 |
| WO2014041742A1 (ja) * | 2012-09-14 | 2014-03-20 | パナソニック株式会社 | 固体撮像装置及びカメラモジュール |
| JP2015037095A (ja) * | 2013-08-12 | 2015-02-23 | 株式会社東芝 | 固体撮像装置 |
| WO2015080908A1 (en) * | 2013-11-27 | 2015-06-04 | 3M Innovative Properties Company | Blue edge filter optical lens |
| JP2015119765A (ja) * | 2013-12-20 | 2015-07-02 | オリンパス株式会社 | 内視鏡装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5371920B2 (ja) * | 2010-09-29 | 2013-12-18 | 富士フイルム株式会社 | 内視鏡装置 |
| EP3085301A4 (en) * | 2013-12-20 | 2017-08-23 | Olympus Corporation | Endoscopic device |
-
2016
- 2016-04-14 WO PCT/JP2016/062037 patent/WO2017056537A1/ja not_active Ceased
- 2016-04-14 CN CN201680011285.6A patent/CN107408562A/zh active Pending
- 2016-04-14 JP JP2017508578A patent/JP6153689B1/ja active Active
-
2017
- 2017-08-30 US US15/690,339 patent/US20170365634A1/en not_active Abandoned
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008067058A (ja) * | 2006-09-07 | 2008-03-21 | Matsushita Electric Ind Co Ltd | 固体撮像装置、信号処理方法およびカメラ |
| JP2011143154A (ja) * | 2010-01-18 | 2011-07-28 | Hoya Corp | 撮像装置 |
| JP2012019113A (ja) * | 2010-07-08 | 2012-01-26 | Panasonic Corp | 固体撮像装置 |
| JP2012170639A (ja) * | 2011-02-22 | 2012-09-10 | Fujifilm Corp | 内視鏡システム、および粘膜表層の毛細血管の強調画像表示方法 |
| WO2014041742A1 (ja) * | 2012-09-14 | 2014-03-20 | パナソニック株式会社 | 固体撮像装置及びカメラモジュール |
| JP2015037095A (ja) * | 2013-08-12 | 2015-02-23 | 株式会社東芝 | 固体撮像装置 |
| WO2015080908A1 (en) * | 2013-11-27 | 2015-06-04 | 3M Innovative Properties Company | Blue edge filter optical lens |
| JP2015119765A (ja) * | 2013-12-20 | 2015-07-02 | オリンパス株式会社 | 内視鏡装置 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10979680B2 (en) | 2018-05-09 | 2021-04-13 | Samsung Electronics Co., Ltd. | Image sensors and electronic devices |
| US11683599B2 (en) | 2018-05-09 | 2023-06-20 | Samsung Electronics Co., Ltd. | Image sensors and electronic devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107408562A (zh) | 2017-11-28 |
| WO2017056537A1 (ja) | 2017-04-06 |
| US20170365634A1 (en) | 2017-12-21 |
| JPWO2017056537A1 (ja) | 2017-10-05 |
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