IL53175A0 - Method and arrangement for reducing the influence of detector errors in x-ray scanners - Google Patents

Method and arrangement for reducing the influence of detector errors in x-ray scanners

Info

Publication number
IL53175A0
IL53175A0 IL53175A IL5317577A IL53175A0 IL 53175 A0 IL53175 A0 IL 53175A0 IL 53175 A IL53175 A IL 53175A IL 5317577 A IL5317577 A IL 5317577A IL 53175 A0 IL53175 A0 IL 53175A0
Authority
IL
Israel
Prior art keywords
influence
arrangement
reducing
ray scanners
detector errors
Prior art date
Application number
IL53175A
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IL53175A0 publication Critical patent/IL53175A0/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/003—Reconstruction from projections, e.g. tomography
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • 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
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0007—Image acquisition

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pulmonology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
IL53175A 1976-10-23 1977-10-20 Method and arrangement for reducing the influence of detector errors in x-ray scanners IL53175A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762648132 DE2648132A1 (en) 1976-10-23 1976-10-23 PROCEDURE AND ARRANGEMENT TO REDUCE THE INFLUENCE OF DETECTOR FAULTS IN ROENTGEN SCANNERS

Publications (1)

Publication Number Publication Date
IL53175A0 true IL53175A0 (en) 1977-12-30

Family

ID=5991278

Family Applications (1)

Application Number Title Priority Date Filing Date
IL53175A IL53175A0 (en) 1976-10-23 1977-10-20 Method and arrangement for reducing the influence of detector errors in x-ray scanners

Country Status (6)

Country Link
JP (1) JPS5368091A (en)
DE (1) DE2648132A1 (en)
FR (1) FR2368760A1 (en)
IL (1) IL53175A0 (en)
NL (1) NL7711391A (en)
SE (1) SE7711798L (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2754361C2 (en) * 1977-12-07 1983-07-14 N.V. Philips' Gloeilampenfabrieken, 5621 Eindhoven Method for reducing image errors in computer tomography images
DE2964915D1 (en) * 1978-10-24 1983-03-31 Emi Ltd Computerized tomographic apparatus
US4250387A (en) * 1979-10-12 1981-02-10 Emi Limited Medical radiographic apparatus and method
JPS6048731A (en) * 1983-08-29 1985-03-16 株式会社日立メディコ X-ray tomographic apparatus
FR2638534A1 (en) * 1988-10-28 1990-05-04 Gen Electric Cgr METHOD AND SYSTEM FOR ELIMINATING INTERFERENCE NOISE IN AN X-RAY SCANNER
FR2638535B1 (en) * 1988-10-28 1990-12-14 Gen Electric Cgr METHOD AND SYSTEM FOR CALIBRATING AN X-RAY SCANNER FROM THE IMAGE OF AT LEAST ONE STANDARD
US5225979A (en) * 1988-10-28 1993-07-06 General Electric Cgt Sa Method and system for calibrating an x-ray scanner from the image of at least one calibration standard
JP3092127B2 (en) * 1989-09-08 2000-09-25 株式会社日立メディコ X-ray CT system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1493593A (en) * 1974-01-31 1977-11-30 Emi Ltd Radiography
IT1069995B (en) * 1975-11-25 1985-03-25 Philips Med Syst Inc PROCEDURE AND COMPUTERIZED TOMOGRAPHY APPARATUS
DE2613025A1 (en) * 1976-03-26 1977-09-29 Siemens Ag ROENTHINE LAYER FOR THE PRODUCTION OF TRANSVERSAL LAYER IMAGES

Also Published As

Publication number Publication date
NL7711391A (en) 1978-04-25
DE2648132A1 (en) 1978-04-27
FR2368760A1 (en) 1978-05-19
JPS5368091A (en) 1978-06-17
SE7711798L (en) 1978-04-24

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