IL131377A - Systems, methods and apparatus for reconstructing images - Google Patents

Systems, methods and apparatus for reconstructing images

Info

Publication number
IL131377A
IL131377A IL13137799A IL13137799A IL131377A IL 131377 A IL131377 A IL 131377A IL 13137799 A IL13137799 A IL 13137799A IL 13137799 A IL13137799 A IL 13137799A IL 131377 A IL131377 A IL 131377A
Authority
IL
Israel
Prior art keywords
data
projection
data arrays
image
projection data
Prior art date
Application number
IL13137799A
Other languages
English (en)
Other versions
IL131377A0 (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL131377A0 publication Critical patent/IL131377A0/xx
Publication of IL131377A publication Critical patent/IL131377A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T12/00—Tomographic reconstruction from projections
    • G06T12/10—Image preprocessing, e.g. calibration, positioning of sources or scatter correction
    • 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
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/027—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis characterised by the use of a particular data acquisition trajectory, e.g. helical or spiral
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/421—Filtered back projection [FBP]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S378/00—X-ray or gamma ray systems or devices
    • Y10S378/901—Computer tomography program or processor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
IL13137799A 1998-08-25 1999-08-12 Systems, methods and apparatus for reconstructing images IL131377A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/140,106 US6055291A (en) 1998-08-25 1998-08-25 Systems, methods and apparatus for reconstructing images

Publications (2)

Publication Number Publication Date
IL131377A0 IL131377A0 (en) 2001-01-28
IL131377A true IL131377A (en) 2004-07-25

Family

ID=22489785

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13137799A IL131377A (en) 1998-08-25 1999-08-12 Systems, methods and apparatus for reconstructing images

Country Status (4)

Country Link
US (2) US6055291A (de)
EP (1) EP0982680A3 (de)
JP (1) JP2000083948A (de)
IL (1) IL131377A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6408088B1 (en) 1995-12-21 2002-06-18 General Electric Company Methods and apparatus for single slice helical image reconstruction in a computed tomography system
US6055291A (en) * 1998-08-25 2000-04-25 General Electric Company Systems, methods and apparatus for reconstructing images
US6373919B1 (en) * 1999-08-10 2002-04-16 Ge Yokogawa Medical Systems, Limited Projection data correction method and apparatus, and radiation tomographic imaging method and apparatus
US6381297B1 (en) * 2000-08-15 2002-04-30 Ge Medical Systems Global Technology Company, Llc High pitch reconstruction of multislice CT scans
US6418184B1 (en) * 2000-12-29 2002-07-09 Ge Medical Systems Global Technology Company, Llc Helical rowwise view weighting of computed tomographic images
JP4363834B2 (ja) * 2002-02-19 2009-11-11 株式会社東芝 Ｘ線コンピュータ断層撮影装置
DE102012217163B4 (de) * 2012-09-24 2022-06-02 Siemens Healthcare Gmbh Verfahren zur Rekonstruktion von CT-Bilddaten mit gewichteter Rückprojektion, einschließlich Recheneinheit und CT-System für dieses Verfahren
US9508164B2 (en) * 2013-01-23 2016-11-29 Czestochowa University Of Technology Fast iterative image reconstruction method for 3D computed tomography
US20250232491A1 (en) * 2024-01-14 2025-07-17 Czestochowa University Of Technology Statistical reconstruction method based on a continuous-to-continuous data model with iterative coordinate descent optimization strategy for emission tomography

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5541970A (en) * 1995-05-09 1996-07-30 General Electric Company Image reconstruction for a CT system implementing a four fan beam helical scan
US5559847A (en) * 1995-12-06 1996-09-24 General Electric Company Systems, methods and apparatus for reconstructing images in a CT system implementing a helical scan
US5974110A (en) * 1997-11-26 1999-10-26 General Electric Company Helical reconstruction algorithm
US6055291A (en) * 1998-08-25 2000-04-25 General Electric Company Systems, methods and apparatus for reconstructing images

Also Published As

Publication number Publication date
US6055291A (en) 2000-04-25
US6278762B1 (en) 2001-08-21
IL131377A0 (en) 2001-01-28
EP0982680A3 (de) 2003-05-14
JP2000083948A (ja) 2000-03-28
EP0982680A2 (de) 2000-03-01

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Legal Events

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