DE19781844T1 - Multiprocessor correction filter for post glow artifacts for use with computed tomography scanners - Google Patents

Multiprocessor correction filter for post glow artifacts for use with computed tomography scanners

Info

Publication number
DE19781844T1
DE19781844T1 DE19781844T DE19781844T DE19781844T1 DE 19781844 T1 DE19781844 T1 DE 19781844T1 DE 19781844 T DE19781844 T DE 19781844T DE 19781844 T DE19781844 T DE 19781844T DE 19781844 T1 DE19781844 T1 DE 19781844T1
Authority
DE
Germany
Prior art keywords
multiprocessor
artifacts
computed tomography
correction filter
tomography scanners
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.)
Pending
Application number
DE19781844T
Other languages
German (de)
Other versions
DE19781844C2 (en
Inventor
Carl R Crawford
Christopher C Ruth
Iouri Bachilov
Ruvin Deych
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.)
Analogic Corp
Original Assignee
Analogic Corp
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
Priority claimed from US08/690,810 external-priority patent/US5644610A/en
Application filed by Analogic Corp filed Critical Analogic Corp
Publication of DE19781844T1 publication Critical patent/DE19781844T1/en
Pending 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
DE19781844T 1996-06-27 1997-04-15 Multiprocessor correction filter for post glow artifacts for use with computed tomography scanners Pending DE19781844T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US67121996A 1996-06-27 1996-06-27
US08/690,810 US5644610A (en) 1996-06-27 1996-08-01 Multi-processor afterglow artifact correction filter for use with computed tomography scanners
PCT/US1997/006032 WO1997050041A1 (en) 1996-06-27 1997-04-15 Multi-processor afterglow artifact correction filter for use with computed tomography scanners

Publications (1)

Publication Number Publication Date
DE19781844T1 true DE19781844T1 (en) 1999-07-08

Family

ID=27100490

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19781844T Pending DE19781844T1 (en) 1996-06-27 1997-04-15 Multiprocessor correction filter for post glow artifacts for use with computed tomography scanners
DE19781844A Expired - Fee Related DE19781844C2 (en) 1996-06-27 1997-04-15 Computed tomography scanning

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19781844A Expired - Fee Related DE19781844C2 (en) 1996-06-27 1997-04-15 Computed tomography scanning

Country Status (3)

Country Link
JP (1) JP2000505347A (en)
DE (2) DE19781844T1 (en)
WO (1) WO1997050041A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6493646B1 (en) * 2000-02-16 2002-12-10 Ge Medical Systems Global Technology Company, Llc High order primary decay correction for CT imaging system detectors
CN100580701C (en) * 2004-07-07 2010-01-13 皇家飞利浦电子股份有限公司 System and method for the correction of temporal artifacts in X-ray tomographic images
JP6222936B2 (en) * 2013-02-19 2017-11-01 キヤノン株式会社 Apparatus and image generation method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5517544A (en) * 1991-02-20 1996-05-14 Elscint Ltd. Afterglow artifact reduction
US5249123A (en) * 1991-11-25 1993-09-28 General Electric Company Compensation of computed tomography data for detector afterglow
US5331682A (en) * 1991-11-25 1994-07-19 General Electric Company Radiation detector offset and afterglow compensation technique
US5359638A (en) * 1992-03-30 1994-10-25 General Electric Company Method for recursive filtering residual afterglow from previous computed tomography scans

Also Published As

Publication number Publication date
DE19781844C2 (en) 2003-03-06
WO1997050041A1 (en) 1997-12-31
JP2000505347A (en) 2000-05-09

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8125 Change of the main classification

Ipc: A61B 6/03

8607 Notification of search results after publication