WO2011037344A3 - 멀티-에너지 x선 시스템 및 멀티-에너지 x선 물질 분리 이미지 처리 장치와, 멀티-에너지 x선 시스템의 물질 분리 이미지 처리 방법 - Google Patents

멀티-에너지 x선 시스템 및 멀티-에너지 x선 물질 분리 이미지 처리 장치와, 멀티-에너지 x선 시스템의 물질 분리 이미지 처리 방법 Download PDF

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Publication number
WO2011037344A3
WO2011037344A3 PCT/KR2010/006197 KR2010006197W WO2011037344A3 WO 2011037344 A3 WO2011037344 A3 WO 2011037344A3 KR 2010006197 W KR2010006197 W KR 2010006197W WO 2011037344 A3 WO2011037344 A3 WO 2011037344A3
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WO
WIPO (PCT)
Prior art keywords
energy
ray
image processing
image
ray system
Prior art date
Application number
PCT/KR2010/006197
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English (en)
French (fr)
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WO2011037344A2 (ko
Inventor
장광은
성영훈
이종하
김성수
한석민
강동구
Original Assignee
삼성전자주식회사
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Publication date
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to US13/395,514 priority Critical patent/US8837801B2/en
Publication of WO2011037344A2 publication Critical patent/WO2011037344A2/ko
Publication of WO2011037344A3 publication Critical patent/WO2011037344A3/ko

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/40—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis
    • A61B6/4007—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for generating radiation specially adapted for radiation diagnosis characterised by using a plurality of source units
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/42—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis
    • A61B6/4208—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector
    • A61B6/4241—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment with arrangements for detecting radiation specially adapted for radiation diagnosis characterised by using a particular type of detector using energy resolving detectors, e.g. photon counting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/482—Diagnostic techniques involving multiple energy imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computerised tomographs

Abstract

멀티-에너지 X선 시스템 및 멀티-에너지 X선 물질 분리 이미지 처리 장치와, 멀티-에너지 X선 시스템의 물질 분리 이미지 처리 방법이 개시된다. 본 발명의 일측에 따른 멀티-에너지 X선 물질 분리 이미지 처리 장치는, 하나 이상의 물질에 대응하는 감쇄(attenuation) 정보 및 멀티-에너지 X선 스펙트럼 정보를 기록하는 테이블; 상기 멀티-에너지 X선 스펙트럼이 하나 이상의 물질로 구성된 피검물을 경유하여 발생되는 에너지 밴드 각각의 프로젝션(projection) 이미지에 대한 상기 물질 각각의 초기(initial) 이미지를 추정(guess)하는 초기 이미지 추정부; 및 상기 추정된 초기 이미지 및 상기 테이블에 기록된 상기 스펙트럼 정보와 상기 감쇄 정보를 이용하여, 상기 초기 이미지를 물질 분리(material discriminated) 이미지로 갱신(update)하는 이미지 갱신부를 포함한다.
PCT/KR2010/006197 2009-09-22 2010-09-13 멀티-에너지 x선 시스템 및 멀티-에너지 x선 물질 분리 이미지 처리 장치와, 멀티-에너지 x선 시스템의 물질 분리 이미지 처리 방법 WO2011037344A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US13/395,514 US8837801B2 (en) 2009-09-22 2010-09-13 Multi-energy X-ray system, image processing apparatus for discriminating multi-energy X-ray material, and image processing method for material discrimination of multi-energy X-ray system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20090089355A KR20110032047A (ko) 2009-09-22 2009-09-22 멀티-에너지 ｘ선 시스템 및 멀티-에너지 ｘ선 물질 분리 이미지 처리 장치와, 멀티-에너지 ｘ선 시스템의 물질 분리 이미지 처리 방법
KR10-2009-0089355 2009-09-22

Publications (2)

Publication Number Publication Date
WO2011037344A2 WO2011037344A2 (ko) 2011-03-31
WO2011037344A3 true WO2011037344A3 (ko) 2011-07-07

Family

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Application Number Title Priority Date Filing Date
PCT/KR2010/006197 WO2011037344A2 (ko) 2009-09-22 2010-09-13 멀티-에너지 x선 시스템 및 멀티-에너지 x선 물질 분리 이미지 처리 장치와, 멀티-에너지 x선 시스템의 물질 분리 이미지 처리 방법

Country Status (3)

Country Link
US (1) US8837801B2 (ko)
KR (1) KR20110032047A (ko)
WO (1) WO2011037344A2 (ko)

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KR101275462B1 (ko) * 2011-06-10 2013-06-14 (주)제노레이 엑스레이 ｃｔ 영상의 하이브리드 세그멘테이션 방법
KR101460616B1 (ko) * 2011-08-31 2014-11-14 삼성전자주식회사 멀티 에너지 방사선 데이터를 이용한 방사선 영상 생성 방법 및 장치
KR101479212B1 (ko) 2012-09-05 2015-01-06 삼성전자 주식회사 엑스선 영상 장치 및 엑스선 영상 생성 방법
US9014455B2 (en) 2012-10-30 2015-04-21 Samsung Electronics Co., Ltd. X-ray imaging apparatus and X-ray image generating method
KR20140092438A (ko) * 2012-12-27 2014-07-24 삼성전자주식회사 엑스선 검출 패널, 엑스선 촬영 장치 및 엑스선 영상 생성 방법
KR101725099B1 (ko) * 2014-12-05 2017-04-26 삼성전자주식회사 컴퓨터 단층 촬영장치 및 그 제어방법
KR102372165B1 (ko) 2015-01-22 2022-03-11 삼성전자주식회사 엑스선 영상 장치, 영상 처리 장치 및 영상 처리 방법
US10078150B2 (en) 2015-04-14 2018-09-18 Board Of Regents, The University Of Texas System Detecting and quantifying materials in containers utilizing an inverse algorithm with adaptive regularization
WO2018011340A1 (en) 2016-07-15 2018-01-18 Koninklijke Philips N.V. Identifying types of adipose tissue
KR20200092747A (ko) * 2019-01-25 2020-08-04 삼성전자주식회사 엑스선 영상 처리 방법 및 엑스선 영상 처리 장치
KR20200095859A (ko) 2019-02-01 2020-08-11 삼성전자주식회사 엑스선 영상 처리 방법 및 그에 따른 엑스선 영상 처리 장치

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Also Published As

Publication number Publication date
US20120170826A1 (en) 2012-07-05
WO2011037344A2 (ko) 2011-03-31
KR20110032047A (ko) 2011-03-30
US8837801B2 (en) 2014-09-16

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