JP2022114846A - 放射線撮像システム、制御装置、および、放射線撮像システムの制御方法 - Google Patents

放射線撮像システム、制御装置、および、放射線撮像システムの制御方法 Download PDF

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Publication number
JP2022114846A
JP2022114846A JP2021011301A JP2021011301A JP2022114846A JP 2022114846 A JP2022114846 A JP 2022114846A JP 2021011301 A JP2021011301 A JP 2021011301A JP 2021011301 A JP2021011301 A JP 2021011301A JP 2022114846 A JP2022114846 A JP 2022114846A
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Prior art keywords
dose detection
pixels
radiation
radiation imaging
dose
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JP2021011301A
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English (en)
Japanese (ja)
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JP2022114846A5 (cg-RX-API-DMAC7.html
Inventor
孝 ▲高▼▲崎▼
Takashi Takasaki
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2021011301A priority Critical patent/JP2022114846A/ja
Priority to US17/581,398 priority patent/US20220237775A1/en
Publication of JP2022114846A publication Critical patent/JP2022114846A/ja
Publication of JP2022114846A5 publication Critical patent/JP2022114846A5/ja
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0012—Biomedical image inspection
    • 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
    • A61B6/42—Arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • 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
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/542—Control of apparatus or devices for radiation diagnosis involving control of exposure
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/60—Analysis of geometric attributes
    • G06T7/68—Analysis of geometric attributes of symmetry
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/70—Determining position or orientation of objects or cameras
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20021—Dividing image into blocks, subimages or windows
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V2201/00—Indexing scheme relating to image or video recognition or understanding
    • G06V2201/03—Recognition of patterns in medical or anatomical images
    • 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

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Multimedia (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Optics & Photonics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Pathology (AREA)
  • Signal Processing (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biophysics (AREA)
  • Geometry (AREA)
  • Quality & Reliability (AREA)
  • Measurement Of Radiation (AREA)
  • X-Ray Techniques (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
JP2021011301A 2021-01-27 2021-01-27 放射線撮像システム、制御装置、および、放射線撮像システムの制御方法 Pending JP2022114846A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2021011301A JP2022114846A (ja) 2021-01-27 2021-01-27 放射線撮像システム、制御装置、および、放射線撮像システムの制御方法
US17/581,398 US20220237775A1 (en) 2021-01-27 2022-01-21 Radiographic imaging system, radiographic imaging apparatus, and inspection method for inspecting radiographic imaging apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021011301A JP2022114846A (ja) 2021-01-27 2021-01-27 放射線撮像システム、制御装置、および、放射線撮像システムの制御方法

Publications (2)

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JP2022114846A true JP2022114846A (ja) 2022-08-08
JP2022114846A5 JP2022114846A5 (cg-RX-API-DMAC7.html) 2024-01-31

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JP2021011301A Pending JP2022114846A (ja) 2021-01-27 2021-01-27 放射線撮像システム、制御装置、および、放射線撮像システムの制御方法

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US (1) US20220237775A1 (cg-RX-API-DMAC7.html)
JP (1) JP2022114846A (cg-RX-API-DMAC7.html)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014066689A (ja) * 2012-09-27 2014-04-17 Fujifilm Corp 放射線画像撮影装置、画素値取得方法およびプログラム
JP2014068881A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画像撮影装置、放射線の線量検出方法およびプログラム
JP2014068857A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画撮影制御装置、放射線動画撮影システム、放射線画撮影装置の欠陥判定方法、及び放射線画撮影制御プログラム
JP2014071033A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画像撮影装置、放射線の線量検出方法およびプログラム
JP2014068882A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画撮影制御装置、放射線動画撮影システム、放射線画撮影装置の欠陥判定方法、及び放射線画撮影制御プログラム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001027688A2 (en) * 1999-10-08 2001-04-19 Applied Science Fiction, Inc. System and method for correcting defects in digital images through selective fill-in from surrounding areas
US9195899B2 (en) * 2012-01-13 2015-11-24 Carestream Health, Inc. Self correcting portable digital radiography detector, methods and systems for same
EP2675151A1 (en) * 2012-06-11 2013-12-18 Agfa Healthcare A method to evaluate the presence of a source of x-ray beam inhomogeneity during x-ray exposure.
JP5816316B2 (ja) * 2013-03-29 2015-11-18 富士フイルム株式会社 放射線画像検出装置およびその作動方法、並びに放射線撮影装置
DE102015213911B4 (de) * 2015-07-23 2019-03-07 Siemens Healthcare Gmbh Verfahren zum Erzeugen eines Röntgenbildes und Datenverarbeitungseinrichtung zum Ausführen des Verfahrens
WO2019004230A1 (ja) * 2017-06-28 2019-01-03 富士フイルム株式会社 放射線画像検出装置とその作動方法
JP7026554B2 (ja) * 2018-03-29 2022-02-28 株式会社ニューフレアテクノロジー マルチ荷電粒子ビーム描画装置及びマルチ荷電粒子ビーム描画方法
JP7198003B2 (ja) * 2018-06-22 2022-12-28 キヤノン株式会社 放射線撮像装置、放射線撮像システム、放射線撮像装置の制御方法およびプログラム

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014066689A (ja) * 2012-09-27 2014-04-17 Fujifilm Corp 放射線画像撮影装置、画素値取得方法およびプログラム
JP2014068881A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画像撮影装置、放射線の線量検出方法およびプログラム
JP2014068857A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画撮影制御装置、放射線動画撮影システム、放射線画撮影装置の欠陥判定方法、及び放射線画撮影制御プログラム
JP2014071033A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画像撮影装置、放射線の線量検出方法およびプログラム
JP2014068882A (ja) * 2012-09-28 2014-04-21 Fujifilm Corp 放射線画撮影制御装置、放射線動画撮影システム、放射線画撮影装置の欠陥判定方法、及び放射線画撮影制御プログラム

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