EP2317925A4 - ASSEMBLY OF MATHEMATICAL LIMITATIONS IN METHOD FOR DOSE REDUCTION AND IMAGE ENLARGEMENT IN TOMOGRAPHY - Google Patents

ASSEMBLY OF MATHEMATICAL LIMITATIONS IN METHOD FOR DOSE REDUCTION AND IMAGE ENLARGEMENT IN TOMOGRAPHY

Info

Publication number: EP2317925A4
Authority: EP; European Patent Office
Prior art keywords: tomography; assembly; image enlargement; dose reduction; mathematical limitations
Prior art date: 2008-07-23
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP09800891A

Other languages

German (de)

French (fr)

Other versions

EP2317925A2 (en

Inventor

Jianwei Miao

Benjamin P Fahimian

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.)

University of California Berkeley

University of California San Diego UCSD

Original Assignee

University of California Berkeley

University of California San Diego UCSD

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.)

2008-07-23

Filing date

2009-07-21

Publication date

2012-10-24

2009-01-30 Priority claimed from PCT/US2009/032733 external-priority patent/WO2009097580A2/en

2009-07-21 Application filed by University of California Berkeley, University of California San Diego UCSD filed Critical University of California Berkeley

2011-05-11 Publication of EP2317925A2 publication Critical patent/EP2317925A2/en

2012-10-24 Publication of EP2317925A4 publication Critical patent/EP2317925A4/en

Status Withdrawn legal-status Critical Current

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
- G06T2211/421—Filtered back projection [FBP]
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2211/00—Image generation
- G06T2211/40—Computed tomography
- G06T2211/424—Iterative

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)
Image Processing (AREA)
Apparatus For Radiation Diagnosis (AREA)
Analysing Materials By The Use Of Radiation (AREA)

EP09800891A 2008-07-23 2009-07-21 ASSEMBLY OF MATHEMATICAL LIMITATIONS IN METHOD FOR DOSE REDUCTION AND IMAGE ENLARGEMENT IN TOMOGRAPHY Withdrawn EP2317925A4 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US8310508P	2008-07-23	2008-07-23
PCT/US2009/032733 WO2009097580A2 (en)	2008-01-30	2009-01-30	Dose reduction and image enhancement in tomography through the utilization of the object's surroundings as dynamic constraints
PCT/US2009/051290 WO2010011676A2 (en)	2008-07-23	2009-07-21	Incorporation of mathematical constraints in methods for dose reduction and image enhancement in tomography

Publications (2)

Publication Number	Publication Date
EP2317925A2 EP2317925A2 (en)	2011-05-11
EP2317925A4 true EP2317925A4 (en)	2012-10-24

Family

ID=41570830

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP09800891A Withdrawn EP2317925A4 (en)	2008-07-23	2009-07-21	ASSEMBLY OF MATHEMATICAL LIMITATIONS IN METHOD FOR DOSE REDUCTION AND IMAGE ENLARGEMENT IN TOMOGRAPHY

Country Status (4)

Country	Link
EP (1)	EP2317925A4 (en)
CA (1)	CA2729607A1 (en)
IL (1)	IL210408A0 (en)
WO (1)	WO2010011676A2 (en)

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* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8632448B1 (en)	2009-02-05	2014-01-21	Loma Linda University Medical Center	Proton scattering analysis system
EP2483710A4 (en)	2009-10-01	2016-04-27	Univ Loma Linda Med	Ion Induced IMPACT Ionization SENSOR AND USES THEREOF
JP5726910B2 (en)	2010-02-12	2015-06-03	ローマリンダユニヴァーシティメディカルセンター	System and method for proton computed tomography
JP5937093B2 (en) *	2010-10-27	2016-06-22	コーニンクレッカフィリップスエヌヴェＫｏｎｉｎｋｌｉｊｋｅＰｈｉｌｉｐｓＮ．Ｖ．	System and method for removing low dose CT noise
WO2012161852A2 (en)	2011-03-07	2012-11-29	Loma Linda University Medical Center	Systems, devices and methods related to calibration of a proton computed tomography scanner
WO2013002719A1 (en) *	2011-06-30	2013-01-03	Ge Healthcare Bio-Sciences Corp	Microscopy system and method for biological imaging
EP2726931A4 (en) *	2011-06-30	2015-04-01	Ge Healthcare Bio Sciences	OPTIMIZING IMAGE QUALITY IN BIOLOGICAL IMAGING
CN110853113B (en) *	2019-11-19	2023-05-26	黄秋	TOF-PET image reconstruction algorithm and reconstruction system based on BPF
US20220277513A1 (en) *	2021-02-26	2022-09-01	National Tsing Hua University	Method for constructing a three-dimensional model using tomographic reconstruction technique
US12182970B2 (en) *	2021-06-24	2024-12-31	Canon Medical Systems Corporation	X-ray imaging restoration using deep learning algorithms

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2008017076A2 (en) *	2006-08-03	2008-02-07	The Regents Of The University Of California	Iterative methods for dose reduction and image enhancement in tomography

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5937102A (en) *	1996-10-09	1999-08-10	California Institute Of Technology	Image reconstruction
US7206459B2 (en) *	2001-07-31	2007-04-17	Ricoh Co., Ltd.	Enhancement of compressed images
CA2605836A1 (en) *	2005-04-25	2006-11-02	University Of Rochester	Method and apparatus of global de-noising for ct imaging

2009
- 2009-07-21 WO PCT/US2009/051290 patent/WO2010011676A2/en active Application Filing
- 2009-07-21 CA CA2729607A patent/CA2729607A1/en not_active Abandoned
- 2009-07-21 EP EP09800891A patent/EP2317925A4/en not_active Withdrawn
2010
- 2010-12-30 IL IL210408A patent/IL210408A0/en unknown

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2008017076A2 (en) *	2006-08-03	2008-02-07	The Regents Of The University Of California	Iterative methods for dose reduction and image enhancement in tomography

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
LEE E ET AL: "Radiation dose reduction and image enhancement in biological imaging through equally-sloped tomography", JOURNAL OF STRUCTURAL BIOLOGY, ACADEMIC PRESS, UNITED STATES, vol. 164, no. 2, 15 August 2008 (2008-08-15), pages 221 - 227, XP025562439, ISSN: 1047-8477, [retrieved on 20080815], DOI: 10.1016/J.JSB.2008.07.011 *

Also Published As

Publication number	Publication date
WO2010011676A2 (en)	2010-01-28
CA2729607A1 (en)	2010-01-28
WO2010011676A3 (en)	2010-04-22
EP2317925A2 (en)	2011-05-11
IL210408A0 (en)	2011-03-31

Publication	Publication Date	Title
EP2317925A4 (en)	2012-10-24	ASSEMBLY OF MATHEMATICAL LIMITATIONS IN METHOD FOR DOSE REDUCTION AND IMAGE ENLARGEMENT IN TOMOGRAPHY
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Legal Events

Date	Code	Title	Description
2011-04-08	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2011-05-11	17P	Request for examination filed	Effective date: 20110218
2011-05-11	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
2011-05-11	AX	Request for extension of the european patent	Extension state: AL BA RS
2011-11-02	DAX	Request for extension of the european patent (deleted)
2012-10-24	A4	Supplementary search report drawn up and despatched	Effective date: 20120921
2012-10-24	RIC1	Information provided on ipc code assigned before grant	Ipc: A61B 6/03 20060101AFI20120917BHEP
2013-09-25	17Q	First examination report despatched	Effective date: 20130823
2014-05-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2014-06-04	18D	Application deemed to be withdrawn	Effective date: 20140103