CN1303071A - 动态异常象素的检测与校正 - Google Patents
动态异常象素的检测与校正 Download PDFInfo
- Publication number
- CN1303071A CN1303071A CN00135758A CN00135758A CN1303071A CN 1303071 A CN1303071 A CN 1303071A CN 00135758 A CN00135758 A CN 00135758A CN 00135758 A CN00135758 A CN 00135758A CN 1303071 A CN1303071 A CN 1303071A
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- Prior art keywords
- pixel
- image sensor
- pixels
- defective
- correction
- Prior art date
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- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 230000002159 abnormal effect Effects 0.000 title claims abstract description 10
- 230000002950 deficient Effects 0.000 claims abstract description 94
- 238000000034 method Methods 0.000 claims abstract description 35
- 238000012937 correction Methods 0.000 claims description 52
- 238000012545 processing Methods 0.000 claims description 22
- 238000004590 computer program Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000007619 statistical method Methods 0.000 claims description 6
- 230000000295 complement effect Effects 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims 1
- 230000002547 anomalous effect Effects 0.000 abstract description 7
- 238000005070 sampling Methods 0.000 abstract description 2
- 235000019557 luminance Nutrition 0.000 description 13
- 238000004422 calculation algorithm Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 238000012546 transfer Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012109 statistical procedure Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/4143—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a Personal Computer [PC]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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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
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
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- 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
- H04N25/68—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to defects
-
- 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
- H04N25/68—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to defects
- H04N25/683—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to defects by defect estimation performed on the scene signal, e.g. real time or on the fly detection
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Studio Devices (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Image Input (AREA)
Abstract
Description
Claims (36)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/464,364 | 1999-12-15 | ||
US09/464,364 US7009644B1 (en) | 1999-12-15 | 1999-12-15 | Dynamic anomalous pixel detection and correction |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1303071A true CN1303071A (zh) | 2001-07-11 |
CN1167035C CN1167035C (zh) | 2004-09-15 |
Family
ID=23843652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001357581A Expired - Fee Related CN1167035C (zh) | 1999-12-15 | 2000-12-15 | 动态异常象素的检测和校正 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7009644B1 (zh) |
CN (1) | CN1167035C (zh) |
DE (1) | DE20019915U1 (zh) |
Cited By (17)
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CN1300744C (zh) * | 2003-12-09 | 2007-02-14 | 香港中文大学 | 对数字图像曝光不足的缺陷进行自动修正的方法和系统 |
CN1305007C (zh) * | 2003-05-13 | 2007-03-14 | 矽统科技股份有限公司 | 动态影像象素的检测和重建方法 |
CN1323545C (zh) * | 2004-06-22 | 2007-06-27 | 东软飞利浦医疗设备系统有限责任公司 | 医学影像坏点自动检测门限确定方法 |
CN100369462C (zh) * | 2003-10-31 | 2008-02-13 | 佳能株式会社 | 缺陷校正装置及方法 |
CN100418347C (zh) * | 2005-09-09 | 2008-09-10 | 宇东光学公司 | 去除数字图像的网纹的方法 |
CN100464590C (zh) * | 2005-11-16 | 2009-02-25 | 北京中星微电子有限公司 | 一种缺陷像素检测方法 |
CN1893618B (zh) * | 2005-04-27 | 2010-08-18 | 三星电子株式会社 | 用于处理拜耳模式数字彩色视频信号的方法和装置 |
CN101783970B (zh) * | 2009-12-22 | 2011-11-09 | 新太科技股份有限公司 | 摄像机故障自动检测和管理方法、装置和系统 |
CN102375993A (zh) * | 2010-08-23 | 2012-03-14 | 索尼公司 | 目标检测方法和设备 |
CN101069416B (zh) * | 2004-12-01 | 2012-07-25 | 惠普开发有限公司 | 在数字视频中的赝像减少 |
CN102176739B (zh) * | 2003-06-10 | 2013-03-06 | 卓然公司 | 处理图像数据的方法和相应的照相机 |
CN105321461A (zh) * | 2014-07-07 | 2016-02-10 | 乐金显示有限公司 | 驱动有机发光显示装置的方法 |
CN105408936A (zh) * | 2013-07-26 | 2016-03-16 | 高通股份有限公司 | 校正图像伪像的系统和方法 |
CN107421959A (zh) * | 2017-07-25 | 2017-12-01 | 昆山国显光电有限公司 | 缺陷像素检测方法和装置、计算机设备和机器可读存储介质 |
CN109872309A (zh) * | 2019-01-31 | 2019-06-11 | 京东方科技集团股份有限公司 | 检测系统、方法、装置及计算机可读存储介质 |
CN110620887A (zh) * | 2018-06-20 | 2019-12-27 | 日本麦可罗尼克斯股份有限公司 | 图像生成装置和图像生成方法 |
CN118053368A (zh) * | 2024-04-12 | 2024-05-17 | 北京数字光芯集成电路设计有限公司 | 微显示屏的像素检测方法、检测电路及屏蔽方法 |
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JP2002354340A (ja) * | 2001-05-24 | 2002-12-06 | Olympus Optical Co Ltd | 撮像装置 |
DE10129818B4 (de) * | 2001-06-15 | 2007-03-15 | Leica Microsystems Semiconductor Gmbh | Verfahren zum Auslesen eines Detektionschips einer elektronischen Kamera |
JP3824927B2 (ja) * | 2001-06-22 | 2006-09-20 | 株式会社リコー | 読取装置、画像形成装置、通信装置および異常画素データ取得方法 |
JP4194336B2 (ja) * | 2002-07-25 | 2008-12-10 | 富士通マイクロエレクトロニクス株式会社 | 半導体集積回路、欠陥画素補正方法、及び画像プロセッサ |
KR100850460B1 (ko) * | 2002-10-10 | 2008-08-07 | 삼성테크윈 주식회사 | 디지털 카메라에서의 얼굴 영상 개선 방법 |
JP3747909B2 (ja) * | 2002-12-24 | 2006-02-22 | ソニー株式会社 | 画素欠陥検出補正装置及び画素欠陥検出補正方法 |
EP1463306B8 (en) * | 2003-03-25 | 2009-11-11 | Panasonic Corporation | Imaging device that prevents loss of shadow detail |
JP2004320128A (ja) * | 2003-04-11 | 2004-11-11 | Mega Chips Corp | 欠陥画素補正装置 |
US7330208B2 (en) * | 2004-03-08 | 2008-02-12 | Eastman Kodak Company | Electronic imaging system with adjusted dark floor correction |
US7613329B2 (en) * | 2004-03-08 | 2009-11-03 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Apparatus for controlling the position of a screen pointer that detects defective pixels |
US7446756B2 (en) * | 2004-03-22 | 2008-11-04 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Apparatus for controlling the position of a screen pointer with low sensitivity to particle contamination |
US7474297B2 (en) | 2004-03-22 | 2009-01-06 | Avago Technologies Ecbu Ip (Singapore) Pte. | Contaminant-resistant optical mouse and cradle |
JP2005354278A (ja) * | 2004-06-09 | 2005-12-22 | Seiko Epson Corp | 撮像手段の撮像した画像の画像データを処理する画像データ処理 |
US7388983B2 (en) * | 2004-08-18 | 2008-06-17 | Analogic Corporation | Method of and system for detecting anomalies in projection images generated by computed tomography scanners |
KR100709323B1 (ko) * | 2005-02-04 | 2007-04-20 | 삼성전자주식회사 | 확률 신경회로망 이론을 적용한 영상보상장치 및 방법 |
JP4388909B2 (ja) * | 2005-04-25 | 2009-12-24 | イーストマン コダック カンパニー | 画素欠陥補正装置 |
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US8009209B2 (en) * | 2005-09-30 | 2011-08-30 | Simon Fraser University | Methods and apparatus for detecting defects in imaging arrays by image analysis |
CN100550979C (zh) * | 2005-12-31 | 2009-10-14 | 台湾新力国际股份有限公司 | 动态缺陷校正方法和装置 |
JP4978214B2 (ja) * | 2006-10-13 | 2012-07-18 | ソニー株式会社 | 撮像システムおよび画素欠陥補正装置 |
US7953280B2 (en) * | 2007-06-15 | 2011-05-31 | Los Alamos National Security Llc | Anomalous change detection in imagery |
CN101329281B (zh) * | 2007-06-20 | 2011-08-10 | 佛山普立华科技有限公司 | 影像感测晶片污点检测系统及其检测方法 |
TWI437878B (zh) * | 2007-11-20 | 2014-05-11 | Quanta Comp Inc | 用以校正影像訊號中壞點之方法及電路 |
US7940315B2 (en) * | 2008-01-07 | 2011-05-10 | Aptina Imaging Corporation | Method and apparatus for identification and correction of aberrant pixels in an image sensor |
US8026964B2 (en) * | 2008-07-08 | 2011-09-27 | Aptina Imaging Corporation | Method and apparatus for correcting defective imager pixels |
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US8660335B2 (en) * | 2010-03-24 | 2014-02-25 | Varian Medical Systems, Inc. | Transient pixel defect detection and correction |
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US6538691B1 (en) | 1999-01-21 | 2003-03-25 | Intel Corporation | Software correction of image distortion in digital cameras |
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1999
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- 2000-12-15 CN CNB001357581A patent/CN1167035C/zh not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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US7009644B1 (en) | 2006-03-07 |
CN1167035C (zh) | 2004-09-15 |
DE20019915U1 (de) | 2001-04-12 |
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