JP4585665B2 - ディジタルｘ線イメージングのための補正方法及び装置 - Google Patents

ディジタルｘ線イメージングのための補正方法及び装置 Download PDF

Info

Publication number
JP4585665B2
JP4585665B2 JP2000260021A JP2000260021A JP4585665B2 JP 4585665 B2 JP4585665 B2 JP 4585665B2 JP 2000260021 A JP2000260021 A JP 2000260021A JP 2000260021 A JP2000260021 A JP 2000260021A JP 4585665 B2 JP4585665 B2 JP 4585665B2
Authority
JP
Japan
Prior art keywords
grid
ray
correction map
correction
application 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 - Lifetime
Application number
JP2000260021A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001134748A5 (enExample
JP2001134748A (ja
Inventor
スコット・フォーレスト・スチュベルト
ピン・シュー
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JP2001134748A publication Critical patent/JP2001134748A/ja
Publication of JP2001134748A5 publication Critical patent/JP2001134748A5/ja
Application granted granted Critical
Publication of JP4585665B2 publication Critical patent/JP4585665B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/44—Constructional features of apparatus for radiation diagnosis
    • A61B6/4494—Means for identifying the diagnostic device
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5252—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data removing objects from field of view, e.g. removing patient table from a CT image
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/30—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from X-rays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/32—Transforming X-rays

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Signal Processing (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Multimedia (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Analysis (AREA)
JP2000260021A 1999-08-31 2000-08-30 ディジタルｘ線イメージングのための補正方法及び装置 Expired - Lifetime JP4585665B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/386701 1999-08-31
US09/386,701 US6542575B1 (en) 1999-08-31 1999-08-31 Correction methods and apparatus for digital x-ray imaging

Publications (3)

Publication Number Publication Date
JP2001134748A JP2001134748A (ja) 2001-05-18
JP2001134748A5 JP2001134748A5 (enExample) 2009-11-05
JP4585665B2 true JP4585665B2 (ja) 2010-11-24

Family

ID=23526684

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000260021A Expired - Lifetime JP4585665B2 (ja) 1999-08-31 2000-08-30 ディジタルｘ線イメージングのための補正方法及び装置

Country Status (3)

Country Link
US (1) US6542575B1 (enExample)
EP (1) EP1081947B1 (enExample)
JP (1) JP4585665B2 (enExample)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100538659B1 (ko) * 2001-08-13 2005-12-26 콸콤 인코포레이티드 컴퓨터 장치의 저장 영역에 대한 애플리케이션 레벨 액세스 특권을 부여하는 방법 및 장치
US7123684B2 (en) 2002-11-27 2006-10-17 Hologic, Inc. Full field mammography with tissue exposure control, tomosynthesis, and dynamic field of view processing
US10638994B2 (en) 2002-11-27 2020-05-05 Hologic, Inc. X-ray mammography with tomosynthesis
US7616801B2 (en) 2002-11-27 2009-11-10 Hologic, Inc. Image handling and display in x-ray mammography and tomosynthesis
DE10312450A1 (de) * 2003-03-20 2004-10-07 Siemens Ag Verfahren zur Kompensation von Bildstörungen bei Strahlungsbildaufnahmen sowie Strahlungsbildaufnahmevorrichtung
JP4596748B2 (ja) * 2003-05-07 2010-12-15 キヤノン株式会社 放射線画像撮影装置及び放射線画像撮影装置における再構成方法
DE10343787B4 (de) * 2003-09-22 2006-03-16 Siemens Ag Verfahren zur Kalibrierung eines digitalen Röntgendetektors und zugehörige Röntgenvorrichtung
KR100619020B1 (ko) * 2004-05-22 2006-08-31 삼성전자주식회사 광 기록 정보 저장 매체 및 기록/재생 장치
US7869563B2 (en) 2004-11-26 2011-01-11 Hologic, Inc. Integrated multi-mode mammography/tomosynthesis x-ray system and method
US8284208B2 (en) * 2006-05-24 2012-10-09 General Electric Company Processes and apparatus for information transfer
JP5239585B2 (ja) * 2008-07-28 2013-07-17 株式会社島津製作所 Ｘ線撮像装置
JP5908281B2 (ja) * 2008-11-24 2016-04-26 ホロジック, インコーポレイテッドHologic, Inc. トモシンセシス及びマンモグラフィ撮像用のｘ線焦点特性を制御する方法及びシステム
US8515005B2 (en) 2009-11-23 2013-08-20 Hologic Inc. Tomosynthesis with shifting focal spot and oscillating collimator blades
JP4853591B2 (ja) * 2008-12-01 2012-01-11 株式会社島津製作所 放射線撮像装置
DE102008062661A1 (de) 2008-12-16 2010-06-17 Otto-Von-Guericke-Universität Magdeburg Medizinische Fakultät Verfahren und Vorrichtung zum Kalibrieren eines digitalen Röntgenstrahlendetektors
JP5206426B2 (ja) * 2009-01-08 2013-06-12 株式会社島津製作所 放射線撮像装置
US8265369B2 (en) * 2009-04-16 2012-09-11 Apteryx, Inc. Apparatus and method for virtual flaw removal from X-ray sensitive plates
JP5375655B2 (ja) * 2010-02-18 2013-12-25 株式会社島津製作所 放射線撮影装置
JP2012070842A (ja) * 2010-09-28 2012-04-12 Fujifilm Corp 放射線画像撮影装置および方法
JP2012143549A (ja) * 2010-12-21 2012-08-02 Fujifilm Corp 放射線画像生成方法および放射線画像撮影装置
DE102011088265B4 (de) 2011-12-12 2017-10-19 Siemens Healthcare Gmbh Verfahren zur Korrektur von aufgrund eines Streustrahlenrasters auftretenden Bildartefakten
JP6072096B2 (ja) 2015-01-30 2017-02-01 キヤノン株式会社 放射線撮影システム、制御方法、制御方法、及びプログラム
JP6632230B2 (ja) * 2015-06-30 2020-01-22 キヤノン株式会社 画像処理装置および画像処理方法、画像処理プログラム
JP7085492B2 (ja) 2016-04-22 2022-06-16 ホロジック，インコーポレイテッド アドレス指定可能なアレイを使用する偏移焦点ｘ線システムを用いるトモシンセシス
EP3668404B1 (en) 2017-08-16 2022-07-06 Hologic, Inc. Techniques for breast imaging patient motion artifact compensation
EP3449835B1 (en) 2017-08-22 2023-01-11 Hologic, Inc. Computed tomography system and method for imaging multiple anatomical targets
US11090017B2 (en) 2018-09-13 2021-08-17 Hologic, Inc. Generating synthesized projection images for 3D breast tomosynthesis or multi-mode x-ray breast imaging
EP3832689A3 (en) 2019-12-05 2021-08-11 Hologic, Inc. Systems and methods for improved x-ray tube life
US11471118B2 (en) 2020-03-27 2022-10-18 Hologic, Inc. System and method for tracking x-ray tube focal spot position
US11786191B2 (en) 2021-05-17 2023-10-17 Hologic, Inc. Contrast-enhanced tomosynthesis with a copper filter
US12039745B2 (en) 2021-07-27 2024-07-16 GE Precision Healthcare LLC Method and systems for removing anti-scatter grid artifacts in x-ray imaging
JP2023056167A (ja) * 2021-10-07 2023-04-19 キヤノンメディカルシステムズ株式会社 骨情報測定装置、通知装置、ｘ線診断装置、骨情報測定方法及びプログラム
US12414217B2 (en) 2022-02-07 2025-09-09 Hologic, Inc. Systems and methods for adaptively controlling filament current in an X-ray tube

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60210087A (ja) * 1984-04-03 1985-10-22 Toshiba Corp Ｘ線診断装置
US4789930A (en) 1985-11-15 1988-12-06 Picker International, Inc. Energy dependent gain correction for radiation detection
US4829552A (en) 1985-12-06 1989-05-09 Rossi Remo J Anti-scatter grid system
JPS62176433A (ja) * 1986-01-28 1987-08-03 株式会社島津製作所 散乱ｘ線除去サブトラクシヨンシステム
JPS63131134A (ja) * 1986-11-21 1988-06-03 Fuji Photo Film Co Ltd 放射線画像情報記録読取装置
US4875227A (en) 1986-12-06 1989-10-17 Rossi Remo J Anti-scatter grid system
JPH0740293B2 (ja) * 1988-04-06 1995-05-01 株式会社東芝 Ｘ線画像処理装置
JPH02237277A (ja) * 1989-03-09 1990-09-19 Toshiba Corp Ｘ線診断装置
JP2754068B2 (ja) * 1989-06-09 1998-05-20 富士写真フイルム株式会社 放射線画像信号生成方法および放射線画像読取装置
JPH0381879A (ja) * 1989-08-24 1991-04-08 Canon Inc 医用画像処理装置
FR2671229B1 (fr) 1990-12-28 1993-03-19 Gen Electric Cgr Procede, tube et systeme pour eliminer une grille anti-diffusante fixe dans une image radiologique.
JPH0582111A (ja) * 1991-09-19 1993-04-02 Matsushita Electric Ind Co Ltd 電池パツク
US5291539A (en) 1992-10-19 1994-03-01 General Electric Company Variable focussed X-ray grid
US5581592A (en) 1995-03-10 1996-12-03 General Electric Company Anti-scatter X-ray grid device for medical diagnostic radiography
WO1997024868A1 (en) * 1995-12-27 1997-07-10 Philips Electronics N.V. X-ray examination apparatus including an image pick-up apparatus with a correction unit
JP3459745B2 (ja) * 1997-03-27 2003-10-27 キヤノン株式会社 画像処理装置、放射線撮影装置及び画像処理方法
JP4164134B2 (ja) * 1997-05-26 2008-10-08 キヤノン株式会社 撮像装置及び撮像方法
JPH11103389A (ja) * 1997-07-31 1999-04-13 Fuji Photo Film Co Ltd 画像情報読取方法および装置
JP3277866B2 (ja) * 1997-11-11 2002-04-22 株式会社島津製作所 Ｘ線診断装置
JP2000083951A (ja) * 1998-09-11 2000-03-28 Canon Inc Ｘ線画像撮影装置及びグリッド装置
JP3592122B2 (ja) * 1999-01-26 2004-11-24 キヤノン株式会社 Ｘ線画像処理装置
JP4822571B2 (ja) * 1999-08-03 2011-11-24 キヤノン株式会社 デジタルｘ線撮影システム及び方法

Also Published As

Publication number Publication date
JP2001134748A (ja) 2001-05-18
US6542575B1 (en) 2003-04-01
EP1081947B1 (en) 2012-08-08
EP1081947A3 (en) 2003-11-12
EP1081947A2 (en) 2001-03-07

Similar Documents

Publication Publication Date Title
JP4585665B2 (ja) ディジタルｘ線イメージングのための補正方法及び装置
JP6231148B2 (ja) デジタル放射線検出器を使用する露出制御
US7599541B2 (en) Radiographic apparatus and radiographic method
US6594339B1 (en) X-ray examination apparatus with exposure control
US20120014618A1 (en) System and method for measuring x-ray beam profile using an area detector
US9672949B2 (en) X-ray imaging system and image processing method
CN103126695A (zh) 放射线照相图像检测器及其控制方法
US20110060566A1 (en) Method and apparatus for scatter correction
CN103239245A (zh) 放射线成像设备及其控制方法，和放射线成像系统
KR20010113814A (ko) 디지털 이미징 시스템에서의 이득 보정 인자 계산 방법
US7372936B2 (en) Radiation computed tomography apparatus and tomographic image data generating method
CN100385922C (zh) 射线照相装置和射线检测信号处理方法
WO2003021294A1 (en) Method and apparatus for identifying and correcting line artifacts in a solid state x-ray detector
JP6940929B2 (ja) 放射線画像撮影システム
JP2010519504A (ja) 検出量子効率の決定を支援する装置
US6400798B1 (en) Simple means for measuring the offset induced by photo-conductive FETs in a solid state X-ray detector
Freedman et al. Potential for unnecessary patient exposure from the use of storage phosphor imaging systems
WO2019092981A1 (ja) 画像処理装置、画像処理方法、放射線撮影装置、放射線撮影装置の制御方法、およびプログラム
JP2004195233A (ja) スペクトル感受型アーティファクトを減少させる方法及び装置
US20070252079A1 (en) Non-uniformity energy correction method and apparatus
US6389156B1 (en) Method and apparatus for reading radiographic images
US6618604B2 (en) Method and apparatus for correcting the offset induced by field effect transistor photo-conductive effects in a solid state x-ray detector
US7949174B2 (en) System and method for calibrating an X-ray detector
JPH0910191A (ja) 放射線撮像装置
JP4942444B2 (ja) コンピュータｘ線撮影走査のシステムおよび方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070827

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070827

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090918

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20090918

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20090918

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100316

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100513

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100817

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100906

R150 Certificate of patent or registration of utility model

Ref document number: 4585665

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130910

Year of fee payment: 3

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

EXPY Cancellation because of completion of term