FR2519445B1 - Procede d'imagerie tomodensitometrique en mode dynamique, et tomodensitometre mettant en oeuvre un tel procede - Google Patents

Procede d'imagerie tomodensitometrique en mode dynamique, et tomodensitometre mettant en oeuvre un tel procede

Info

Publication number
FR2519445B1
FR2519445B1 FR8124573A FR8124573A FR2519445B1 FR 2519445 B1 FR2519445 B1 FR 2519445B1 FR 8124573 A FR8124573 A FR 8124573A FR 8124573 A FR8124573 A FR 8124573A FR 2519445 B1 FR2519445 B1 FR 2519445B1
Authority
FR
France
Prior art keywords
tomodensitometer
tomodensitometric
dynamic mode
imaging method
imaging
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
Application number
FR8124573A
Other languages
English (en)
Other versions
FR2519445A1 (fr
Inventor
Remy Klausz
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR8124573A priority Critical patent/FR2519445B1/fr
Priority to US06/451,797 priority patent/US4578752A/en
Priority to NL8205029A priority patent/NL8205029A/nl
Priority to DE19823248682 priority patent/DE3248682A1/de
Publication of FR2519445A1 publication Critical patent/FR2519445A1/fr
Application granted granted Critical
Publication of FR2519445B1 publication Critical patent/FR2519445B1/fr
Expired legal-status Critical Current

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
    • G06T11/006—Inverse problem, transformation from projection-space into object-space, e.g. transform methods, back-projection, algebraic methods
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2211/00—Image generation
    • G06T2211/40—Computed tomography
    • G06T2211/428—Real-time
    • 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)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Image Processing (AREA)
FR8124573A 1981-12-31 1981-12-31 Procede d'imagerie tomodensitometrique en mode dynamique, et tomodensitometre mettant en oeuvre un tel procede Expired FR2519445B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8124573A FR2519445B1 (fr) 1981-12-31 1981-12-31 Procede d'imagerie tomodensitometrique en mode dynamique, et tomodensitometre mettant en oeuvre un tel procede
US06/451,797 US4578752A (en) 1981-12-31 1982-12-21 Tomodensitometer for image display in the dynamic mode
NL8205029A NL8205029A (nl) 1981-12-31 1982-12-29 Werkwijze voor de tomodensitometrische beeldvorming op dynamische manier en tomodensitometer die een derdelijke werkwijze uitvoert.
DE19823248682 DE3248682A1 (de) 1981-12-31 1982-12-30 Tomodensitometrisches, dynamisches abbildungsverfahren und dieses verfahren anwendendes tomodensitometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8124573A FR2519445B1 (fr) 1981-12-31 1981-12-31 Procede d'imagerie tomodensitometrique en mode dynamique, et tomodensitometre mettant en oeuvre un tel procede

Publications (2)

Publication Number Publication Date
FR2519445A1 FR2519445A1 (fr) 1983-07-08
FR2519445B1 true FR2519445B1 (fr) 1985-12-27

Family

ID=9265573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8124573A Expired FR2519445B1 (fr) 1981-12-31 1981-12-31 Procede d'imagerie tomodensitometrique en mode dynamique, et tomodensitometre mettant en oeuvre un tel procede

Country Status (4)

Country Link
US (1) US4578752A (fr)
DE (1) DE3248682A1 (fr)
FR (1) FR2519445B1 (fr)
NL (1) NL8205029A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62126478A (ja) * 1985-11-27 1987-06-08 Toshiba Corp イメ−ジプロセツサ
FR2615619B1 (fr) * 1987-05-21 1991-07-19 Commissariat Energie Atomique Procede et dispositif d'imagerie tridimentionnelle a partir de mesures bidimensionnelles de l'attenuation d'un rayonnement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4182311A (en) * 1977-04-22 1980-01-08 Varian Associates, Inc. Method and system for cardiac computed tomography
US4293912A (en) * 1977-09-30 1981-10-06 Technicare Corporation Tomographic apparatus
US4191892A (en) * 1978-06-30 1980-03-04 Picker Corporation Spread beam overlap method
EP0010885B1 (fr) * 1978-10-24 1983-02-23 EMI Limited Appareil de tomographie à calculateur
FR2486269B1 (fr) * 1980-07-04 1986-03-28 Thomson Csf Systeme de traitement et de memorisation de donnees numeriques, notamment pour tomodensitometre, et tomodensitometre comportant un tel systeme

Also Published As

Publication number Publication date
US4578752A (en) 1986-03-25
DE3248682A1 (de) 1983-07-07
NL8205029A (nl) 1983-07-18
FR2519445A1 (fr) 1983-07-08

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Legal Events

Date Code Title Description
ST Notification of lapse