KR890000310B1 - X선상 촬상장치 - Google Patents

X선상 촬상장치 Download PDF

Info

Publication number
KR890000310B1
KR890000310B1 KR1019860006277A KR860006277A KR890000310B1 KR 890000310 B1 KR890000310 B1 KR 890000310B1 KR 1019860006277 A KR1019860006277 A KR 1019860006277A KR 860006277 A KR860006277 A KR 860006277A KR 890000310 B1 KR890000310 B1 KR 890000310B1
Authority
KR
South Korea
Prior art keywords
ray
sensitivity
output
counter
time
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
KR1019860006277A
Other languages
English (en)
Korean (ko)
Other versions
KR870003677A (ko
Inventor
모도사다 끼리
Original Assignee
가부시기가이샤 시마즈세이사구쇼
니시하찌죠 미노루
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 가부시기가이샤 시마즈세이사구쇼, 니시하찌죠 미노루 filed Critical 가부시기가이샤 시마즈세이사구쇼
Publication of KR870003677A publication Critical patent/KR870003677A/ko
Application granted granted Critical
Publication of KR890000310B1 publication Critical patent/KR890000310B1/ko
Expired legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/001—Acoustic presence detection
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
    • G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
    • G01T1/16—Measuring radiation intensity
    • G01T1/17—Circuit arrangements not adapted to a particular type of detector

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • General Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Acoustics & Sound (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Geophysics (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • X-Ray Techniques (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
KR1019860006277A 1985-09-02 1986-07-30 X선상 촬상장치 Expired KR890000310B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60-134818 1985-09-02
JP1985134818U JPH0453765Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-09-02 1985-09-02

Publications (2)

Publication Number Publication Date
KR870003677A KR870003677A (ko) 1987-04-18
KR890000310B1 true KR890000310B1 (ko) 1989-03-13

Family

ID=15137199

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860006277A Expired KR890000310B1 (ko) 1985-09-02 1986-07-30 X선상 촬상장치

Country Status (6)

Country Link
US (1) US4742230A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0219953B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH0453765Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR890000310B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1006439B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3673493D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5574764A (en) * 1995-06-06 1996-11-12 General Electric Company Digital brightness detector
JP4497839B2 (ja) * 2003-05-16 2010-07-07 キヤノン株式会社 放射線撮像装置、放射線撮像方法、及びコンピュータプログラム
US7477727B1 (en) * 2006-01-26 2009-01-13 Karl Adolf Malashanko Digital X-ray image detector array
CN102033239B (zh) * 2009-09-28 2013-07-10 同方威视技术股份有限公司 加速器x射线能量测量系统
CN102781152B (zh) * 2012-08-03 2014-09-17 合肥美亚光电技术股份有限公司 一种脉冲x射线的产生方法及脉冲x射线发生装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515878A (en) * 1967-12-28 1970-06-02 Ball Brothers Res Corp Gain control system for photomultiplier using standardization pulses
US3675020A (en) * 1969-09-24 1972-07-04 Cgr Medical Corp X-ray tube control circuitry
FR2314699A1 (fr) * 1975-06-19 1977-01-14 Commissariat Energie Atomique Dispositif d'analyse pour tomographie a rayons x par transmission
US4115694A (en) * 1977-04-13 1978-09-19 General Electric Company Scintillation camera system with improved means for correcting nonuniformity in real time
US4142102A (en) * 1977-06-20 1979-02-27 General Electric Company Energy independent uniformity improvement for gamma camera systems
US4335307A (en) * 1980-04-21 1982-06-15 Technicare Corporation Radiographic apparatus and method with automatic exposure control
US4611283A (en) * 1981-12-30 1986-09-09 Raytheon Company Radiographic imaging apparatus and methods for operating such apparatus
US4472728A (en) * 1982-02-19 1984-09-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Imaging X-ray spectrometer
US4472823A (en) * 1982-03-17 1984-09-18 U.S. Philips Corporation Computed tomography apparatus with detector sensitivity correction
JPH0640077B2 (ja) * 1983-10-12 1994-05-25 松下電器産業株式会社 放射線受像方法
US4755681A (en) * 1986-09-30 1988-07-05 Shimadzu Corporation Radiation image detecting apparatus with IC modules stacked stepwise

Also Published As

Publication number Publication date
DE3673493D1 (de) 1990-09-20
JPS6243499U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-03-16
JPH0453765Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-12-17
EP0219953B1 (en) 1990-08-16
EP0219953A1 (en) 1987-04-29
KR870003677A (ko) 1987-04-18
CN86105911A (zh) 1987-03-04
CN1006439B (zh) 1990-01-10
US4742230A (en) 1988-05-03

Similar Documents

Publication Publication Date Title
EP0429977B1 (en) Radiation imaging apparatus
US4245158A (en) Soft x-ray spectrometric imaging system
JPH051449B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB2255465A (en) Image capture apparatus with increased dynamic range.
US4661909A (en) Scintillation camera with pulse height analyzer
KR890000310B1 (ko) X선상 촬상장치
US6329651B1 (en) Process and device for real time sorting of detection events from a gamma ray detector and correction of the uniformity of detection elements from the detector
JP2830482B2 (ja) 高ダイナミックレンジ撮像装置
JPH095445A (ja) 放射線像撮像装置
JPH1114755A (ja) ２次元検出器を用いた撮影装置
JP2964648B2 (ja) α線検出方法
JPH0531747B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0691633B2 (ja) 放射線像撮像装置
JP2548705B2 (ja) 撮像装置
JPH0462493A (ja) シンチレーションカメラ
JPH01138485A (ja) 放射線画像装置
JPS6091204A (ja) テレビ画像による面積測定装置
JPS61274470A (ja) 画像情報読取方法
JPH0323897B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPS60122382A (ja) 放射線結像装置
SU1035556A1 (ru) Аналоговый дискриминатор ркости
SU667941A1 (ru) Устройство дл определени экспозиции при съемке и печати на светочувствительные материалы
JPS63172982A (ja) 散乱線補正装置
JPH0319533B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0771236B2 (ja) 撮像装置

Legal Events

Date Code Title Description
A201 Request for examination
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

G160 Decision to publish patent application
PG1605 Publication of application before grant of patent

St.27 status event code: A-2-2-Q10-Q13-nap-PG1605

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

FPAY Annual fee payment

Payment date: 19950308

Year of fee payment: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 19960314

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 19960314

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000