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GB2231474B - Method and apparatus for performing address transformation of projection data for use in positron computed tomography system - Google Patents

Method and apparatus for performing address transformation of projection data for use in positron computed tomography system

Info

Publication number
GB2231474B
GB2231474B GB8909158A GB8909158A GB2231474B GB 2231474 B GB2231474 B GB 2231474B GB 8909158 A GB8909158 A GB 8909158A GB 8909158 A GB8909158 A GB 8909158A GB 2231474 B GB2231474 B GB 2231474B
Authority
GB
United Kingdom
Prior art keywords
computed tomography
projection data
tomography system
performing address
address transformation
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
GB8909158A
Other versions
GB2231474A (en
GB8909158D0 (en
Inventor
Takaji Yamashita
Keiji Shimizu
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.)
Hamamatsu Photonics KK
Original Assignee
Hamamatsu Photonics KK
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 Hamamatsu Photonics KK filed Critical Hamamatsu Photonics KK
Priority to GB8909158A priority Critical patent/GB2231474B/en
Publication of GB8909158D0 publication Critical patent/GB8909158D0/en
Publication of GB2231474A publication Critical patent/GB2231474A/en
Application granted granted Critical
Publication of GB2231474B publication Critical patent/GB2231474B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G06T11/005—Specific pre-processing for tomographic reconstruction, e.g. calibration, source positioning, rebinning, scatter correction, retrospective gating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
    • G01T1/2914—Measurement of spatial distribution of radiation
    • G01T1/2985—In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis)

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nuclear Medicine (AREA)
GB8909158A 1989-04-21 1989-04-21 Method and apparatus for performing address transformation of projection data for use in positron computed tomography system Expired - Lifetime GB2231474B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8909158A GB2231474B (en) 1989-04-21 1989-04-21 Method and apparatus for performing address transformation of projection data for use in positron computed tomography system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8909158A GB2231474B (en) 1989-04-21 1989-04-21 Method and apparatus for performing address transformation of projection data for use in positron computed tomography system

Publications (3)

Publication Number Publication Date
GB8909158D0 GB8909158D0 (en) 1989-06-07
GB2231474A GB2231474A (en) 1990-11-14
GB2231474B true GB2231474B (en) 1992-12-09

Family

ID=10655509

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8909158A Expired - Lifetime GB2231474B (en) 1989-04-21 1989-04-21 Method and apparatus for performing address transformation of projection data for use in positron computed tomography system

Country Status (1)

Country Link
GB (1) GB2231474B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4659962B2 (en) * 2000-10-04 2011-03-30 株式会社東芝 Nuclear medicine diagnostic equipment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2047045A (en) * 1979-03-30 1980-11-19 Hitachi Medical Corp Apparatus for performing positionemission computed tomography

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2047045A (en) * 1979-03-30 1980-11-19 Hitachi Medical Corp Apparatus for performing positionemission computed tomography

Also Published As

Publication number Publication date
GB2231474A (en) 1990-11-14
GB8909158D0 (en) 1989-06-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030421

PE20 Patent expired after termination of 20 years

Effective date: 20030421