BR112014014638A2 - detector de raios x, método de detecção de raios x, dispositivo de raios x, processador para utilização em um dispositivo de raios x com um detector de raios x e método de processamento para utilização em um dispositivo de raios x com um detector de raios x - Google Patents

detector de raios x, método de detecção de raios x, dispositivo de raios x, processador para utilização em um dispositivo de raios x com um detector de raios x e método de processamento para utilização em um dispositivo de raios x com um detector de raios x

Info

Publication number
BR112014014638A2
BR112014014638A2 BR112014014638A BR112014014638A BR112014014638A2 BR 112014014638 A2 BR112014014638 A2 BR 112014014638A2 BR 112014014638 A BR112014014638 A BR 112014014638A BR 112014014638 A BR112014014638 A BR 112014014638A BR 112014014638 A2 BR112014014638 A2 BR 112014014638A2
Authority
BR
Brazil
Prior art keywords
ray
ray detector
detector
sensor elements
counting
Prior art date
Application number
BR112014014638A
Other languages
English (en)
Inventor
Herrmann Christoph
Original Assignee
Koninklijke Philips Nv
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 Koninklijke Philips Nv filed Critical Koninklijke Philips Nv
Publication of BR112014014638A2 publication Critical patent/BR112014014638A2/pt

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Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
    • 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
    • G01T1/20—Measuring radiation intensity with scintillation detectors
    • G01T1/208—Circuits specially adapted for scintillation detectors, e.g. for the photo-multiplier section
    • 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
    • G01T1/24—Measuring radiation intensity with semiconductor detectors
    • G01T1/247—Detector read-out circuitry
    • 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

  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Molecular Biology (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Abstract

resumo detector de raios x, método de detecção de raios x, dispositivo de raios x, processador para utilização em um dispositivo de raios x com um detector de raios x e método de processamento para utilização em um dispositivo de raios x com um detector de raios x a presente invenção se refere a um detector de raios x que compreende uma unidade sensora (200, 300) para a detecção de radiação de raios x incidentes que compreende uma série de elementos sensores (230, 311-314), um canal de contagem (240) por elemento sensor para a obtenção de um sinal de contagem por contagem de fótons ou pulsos de carga gerados em resposta à radiação de raios x incidente desde o início do intervalo de medição, um canal de integração (250) por elemento sensor para a obtenção de um sinal de integração que representa a energia total da radiação detectada desde o início do intervalo de medição, e uma unidade de processamento (260) para a estimativa, a partir dos sinais de integração dos elementos sensores (321), dos sinais de contagem dos elementos sensores (311, 312) cujos canais de contagem foram saturados durante o intervalo de medição, em que a dita unidade de processamento (260) é adaptada para a determinação de um modelo de objeto a partir dos sinais de integração obtidos dos elementos sensores, e para a determinação dos sinais de contagem dos elementos sensores saturadas do dito modelo de objeto.
BR112014014638A 2011-12-19 2012-12-06 detector de raios x, método de detecção de raios x, dispositivo de raios x, processador para utilização em um dispositivo de raios x com um detector de raios x e método de processamento para utilização em um dispositivo de raios x com um detector de raios x BR112014014638A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161577322P 2011-12-19 2011-12-19
PCT/IB2012/057009 WO2013093684A2 (en) 2011-12-19 2012-12-06 X-ray detector

Publications (1)

Publication Number Publication Date
BR112014014638A2 true BR112014014638A2 (pt) 2017-06-13

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014014638A BR112014014638A2 (pt) 2011-12-19 2012-12-06 detector de raios x, método de detecção de raios x, dispositivo de raios x, processador para utilização em um dispositivo de raios x com um detector de raios x e método de processamento para utilização em um dispositivo de raios x com um detector de raios x

Country Status (8)

Country Link
US (1) US9678220B2 (pt)
EP (1) EP2751593B1 (pt)
JP (1) JP6200428B2 (pt)
CN (1) CN103998952B (pt)
BR (1) BR112014014638A2 (pt)
IN (1) IN2014CN04911A (pt)
RU (1) RU2597655C2 (pt)
WO (1) WO2013093684A2 (pt)

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Also Published As

Publication number Publication date
WO2013093684A2 (en) 2013-06-27
JP6200428B2 (ja) 2017-09-20
CN103998952B (zh) 2017-09-26
EP2751593A2 (en) 2014-07-09
CN103998952A (zh) 2014-08-20
JP2015505968A (ja) 2015-02-26
RU2014129755A (ru) 2016-02-10
US9678220B2 (en) 2017-06-13
RU2597655C2 (ru) 2016-09-20
EP2751593B1 (en) 2019-10-16
US20140328465A1 (en) 2014-11-06
WO2013093684A3 (en) 2013-10-24
IN2014CN04911A (pt) 2015-09-18

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