JP5301302B2 - 撮像装置 - Google Patents
撮像装置 Download PDFInfo
- Publication number
- JP5301302B2 JP5301302B2 JP2009019393A JP2009019393A JP5301302B2 JP 5301302 B2 JP5301302 B2 JP 5301302B2 JP 2009019393 A JP2009019393 A JP 2009019393A JP 2009019393 A JP2009019393 A JP 2009019393A JP 5301302 B2 JP5301302 B2 JP 5301302B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- unit
- smear
- level
- image
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/70—SSIS architectures; Circuits associated therewith
- H04N25/71—Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors
- H04N25/713—Transfer or readout registers; Split readout registers or multiple readout registers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/62—Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels
- H04N25/625—Detection or reduction of noise due to excess charges produced by the exposure, e.g. smear, blooming, ghost image, crosstalk or leakage between pixels for the control of smear
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Description
Claims (2)
- 撮像領域と蓄積領域を有する固体撮像素子と、垂直ブランキング期間に、蓄積領域の所定のラインを垂直転送し、垂直転送路のライン数より所定のライン数多く垂直転送する制御手段と、前記固体撮像素子の所定の画素から出力される画像信号を取得する画像信号取得手段と、前記蓄積領域の所定のラインから出力される信号を取得する取得手段と、該取得手段で取得した信号に応じた値を前記画像信号取得手段で取得した画像信号から減算する補正手段と、前記取得手段で取得した信号のライン間平均を行う平均化手段と、該平均化手段で平均化された信号に所定の高レベルサプレスを施すサプレス手段と、前記画像信号取得手段で取得した画像信号から前記サプレス手段でサプレスされた信号を減算する減算手段と、を有することを特徴とする撮像装置。
- 請求項1に記載の撮像装置において、
更に前記平均化手段で平均化された信号と所定のレベルを比較する比較手段と、前記サプレス手段の出力を前記比較手段の比較結果に応じて切断する切替手段と、を有することを特徴とする撮像装置。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009019393A JP5301302B2 (ja) | 2009-01-30 | 2009-01-30 | 撮像装置 |
| PCT/JP2010/000170 WO2010087116A1 (ja) | 2009-01-30 | 2010-01-14 | 撮像装置およびその雑音低減方法 |
| CN2010800012475A CN102007760B (zh) | 2009-01-30 | 2010-01-14 | 图像拾取设备及其噪声减少方法 |
| US12/922,522 US8564694B2 (en) | 2009-01-30 | 2010-01-14 | Image pickup device and noise reduction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009019393A JP5301302B2 (ja) | 2009-01-30 | 2009-01-30 | 撮像装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010178125A JP2010178125A (ja) | 2010-08-12 |
| JP5301302B2 true JP5301302B2 (ja) | 2013-09-25 |
Family
ID=42395382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009019393A Expired - Fee Related JP5301302B2 (ja) | 2009-01-30 | 2009-01-30 | 撮像装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8564694B2 (ja) |
| JP (1) | JP5301302B2 (ja) |
| CN (1) | CN102007760B (ja) |
| WO (1) | WO2010087116A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013108512A1 (de) * | 2013-08-07 | 2015-02-12 | Eberhard Karls Universität Tübingen | Vorrichtung und Verfahren zur Messung der Elastizität einer makroskopischen Probe |
| CN103826065B (zh) * | 2013-12-12 | 2017-07-21 | 小米科技有限责任公司 | 一种图像处理方法和装置 |
| CN108574794B (zh) * | 2018-03-30 | 2021-01-22 | 京东方科技集团股份有限公司 | 图像处理方法、装置及显示设备、计算机可读存储介质 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02301270A (ja) * | 1989-05-15 | 1990-12-13 | Sanyo Electric Co Ltd | 固体撮像素子のスミア除去回路 |
| GB2262383B (en) * | 1991-12-09 | 1995-06-14 | Sony Broadcast & Communication | Charge-coupled image sensor |
| US5923370A (en) * | 1996-10-08 | 1999-07-13 | Dalsa, Inc. | Image smear and dark signal reduction device and method |
| JPH1155573A (ja) * | 1997-07-30 | 1999-02-26 | Sony Corp | Ccd固体撮像素子及びその駆動方法 |
| JP3788393B2 (ja) * | 2002-06-10 | 2006-06-21 | ソニー株式会社 | デジタルスチルカメラ装置、ビデオカメラ装置及び情報端末装置 |
| JP2005347793A (ja) | 2004-05-31 | 2005-12-15 | Matsushita Electric Ind Co Ltd | 撮像装置 |
| JP4363308B2 (ja) * | 2004-11-02 | 2009-11-11 | ソニー株式会社 | 固体撮像素子の信号処理装置及び方法並びに撮像装置 |
| JP4358182B2 (ja) * | 2005-11-29 | 2009-11-04 | 株式会社日立国際電気 | 撮像装置およびその雑音低減方法 |
| JP2008124886A (ja) * | 2006-11-14 | 2008-05-29 | Nec Corp | スミア低減機能付き撮像装置およびそのスミア低減方法 |
| JP4268643B2 (ja) * | 2007-01-17 | 2009-05-27 | 株式会社日立国際電気 | 撮像装置およびその雑音低減方法 |
-
2009
- 2009-01-30 JP JP2009019393A patent/JP5301302B2/ja not_active Expired - Fee Related
-
2010
- 2010-01-14 CN CN2010800012475A patent/CN102007760B/zh not_active Expired - Fee Related
- 2010-01-14 WO PCT/JP2010/000170 patent/WO2010087116A1/ja not_active Ceased
- 2010-01-14 US US12/922,522 patent/US8564694B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010087116A1 (ja) | 2010-08-05 |
| CN102007760B (zh) | 2013-01-16 |
| US20110013068A1 (en) | 2011-01-20 |
| US8564694B2 (en) | 2013-10-22 |
| JP2010178125A (ja) | 2010-08-12 |
| CN102007760A (zh) | 2011-04-06 |
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