ATE526880T1 - Verfahren und apparat zur verbesserten strahlendetektion - Google Patents

Verfahren und apparat zur verbesserten strahlendetektion

Info

Publication number
ATE526880T1
ATE526880T1 AT04728224T AT04728224T ATE526880T1 AT E526880 T1 ATE526880 T1 AT E526880T1 AT 04728224 T AT04728224 T AT 04728224T AT 04728224 T AT04728224 T AT 04728224T AT E526880 T1 ATE526880 T1 AT E526880T1
Authority
AT
Austria
Prior art keywords
data
stored
detected radiation
signal
interval
Prior art date
Application number
AT04728224T
Other languages
English (en)
Inventor
Carl Brunnett
Original Assignee
Koninkl Philips Electronics 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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE526880T1 publication Critical patent/ATE526880T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters
    • H03M1/1245—Details of sampling arrangements or methods
    • H03M1/1265—Non-uniform sampling
    • H03M1/127—Non-uniform sampling at intervals varying with the rate of change of the input signal
    • 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
    • G01T1/17—Circuit arrangements not adapted to a particular type of detector
    • 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

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Surgery (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pulmonology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
AT04728224T 2003-05-14 2004-04-19 Verfahren und apparat zur verbesserten strahlendetektion ATE526880T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47031603P 2003-05-14 2003-05-14
PCT/IB2004/001505 WO2004100792A1 (en) 2003-05-14 2004-04-19 Method and apparatus for improved radiation detection

Publications (1)

Publication Number Publication Date
ATE526880T1 true ATE526880T1 (de) 2011-10-15

Family

ID=33452387

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04728224T ATE526880T1 (de) 2003-05-14 2004-04-19 Verfahren und apparat zur verbesserten strahlendetektion

Country Status (5)

Country Link
US (1) US7443947B2 (de)
EP (1) EP1624804B1 (de)
JP (1) JP4411323B2 (de)
AT (1) ATE526880T1 (de)
WO (1) WO2004100792A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101296658B (zh) * 2005-04-25 2011-01-12 北卡罗来纳大学查珀尔希尔分校 使用时间数字信号处理的x射线成像
JP5389443B2 (ja) * 2005-10-19 2014-01-15 コーニンクレッカ フィリップス エヌ ヴェ Ｘ線検査装置
WO2008060670A2 (en) * 2006-04-20 2008-05-22 Multi-Dimensional Imaging, Inc. Low noise voltage-to-frequency conversion apparatus and method for quantum measurements
WO2010015951A1 (en) * 2008-08-04 2010-02-11 Koninklijke Philips Electronics N.V. Data acquisition
US9180453B2 (en) * 2008-08-15 2015-11-10 University Of Washington Method and apparatus for the discretization and manipulation of sample volumes
DE102009032252B3 (de) * 2009-07-08 2010-08-05 Siemens Aktiengesellschaft Verfahren zur Erzeugung von Röntgenbildern mit einem Mehrenergie-Röntgendetektionssystem sowie Vorrichtung zur Durchführung des Verfahrens
WO2012047627A2 (en) * 2010-09-27 2012-04-12 Purdue Research Foundation System and method of extending the linear dynamic range of event counting
AU2012269722B2 (en) * 2011-06-14 2015-12-03 Southern Innovation International Pty Ltd Method and apparatus for identifying pulses in detector output data
DE102012212124B4 (de) * 2012-07-11 2018-06-14 Siemens Healthcare Gmbh Zählender digitaler Röntgendetektor und Verfahren zur Aufnahme einer Serie von Röntgenbildern
US9216005B2 (en) * 2013-10-28 2015-12-22 Kabushiki Kaisha Toshiba Synchronized view data acquisition between stationary spectral detectors and rotating energy integrating detectors for spectral computer-aided tomography
KR102405926B1 (ko) * 2015-11-12 2022-06-07 프리스매틱 센서즈 에이비 시간 오프셋된 심도 구획부를 구비한 에지-온 검출기를 사용하는 고해상도 전산화 단층촬영(high-resolution computed tomography using edge-on detectors with temporally offset depth-segments)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4008400A (en) * 1975-03-18 1977-02-15 Picker Corporation Transverse tomography system having multibeam orbital scanning with all beams offset from the center of orbit
GB1546076A (en) * 1975-06-10 1979-05-16 Emi Ltd Radiography
US4052620A (en) * 1975-11-28 1977-10-04 Picker Corporation Method and apparatus for improved radiation detection in radiation scanning systems
US4129783A (en) * 1976-05-06 1978-12-12 General Electric Company High speed computerized tomography imaging system
US4157472A (en) * 1976-09-16 1979-06-05 General Electric Company X-ray body scanner for computerized tomography
US4812848A (en) 1987-09-02 1989-03-14 The Babcock & Wilcox Company Analog to digital conversion
FR2630903A1 (fr) * 1988-05-06 1989-11-10 Gen Electric Cgr Dispositif de tomographie a grande cadence d'acquisition
JPH048372A (ja) * 1990-04-26 1992-01-13 Mitsubishi Electric Corp 放射線発生装置
GB2252829B (en) 1991-02-15 1994-10-19 Crystal Semiconductor Corp Method and apparatus for decreasing the interference and noise sensitivity of a ratiometric converter type of circuit
US5172115A (en) 1991-02-15 1992-12-15 Crystal Semiconductor Corporation Ratiometric A/D converter with non-rationometric error offset
US5229772A (en) 1992-02-03 1993-07-20 Integrated Semiconductor Solutions Ratiometric ADC with pulse width modulated output for wide temperature range applications
US5457458A (en) 1993-12-21 1995-10-10 Honeywell Inc. High resolution analog current-to-frequency converter
JP3602166B2 (ja) 1994-09-13 2004-12-15 三菱電機株式会社 センサ装置
US5953439A (en) * 1994-11-04 1999-09-14 Ishihara; Ken Apparatus for and method of extracting time series image information
US6094473A (en) * 1998-03-19 2000-07-25 Picker International, Inc. Digital automatic X-ray exposure control system
US6671345B2 (en) * 2000-11-14 2003-12-30 Koninklijke Philips Electronics N.V. Data acquisition for computed tomography
JP3958069B2 (ja) * 2001-03-28 2007-08-15 株式会社東芝 放射線測定装置

Also Published As

Publication number Publication date
EP1624804A1 (de) 2006-02-15
WO2004100792A1 (en) 2004-11-25
US7443947B2 (en) 2008-10-28
JP4411323B2 (ja) 2010-02-10
EP1624804B1 (de) 2011-10-05
US20070005278A1 (en) 2007-01-04
JP2007501085A (ja) 2007-01-25

Similar Documents

Publication Publication Date Title
ATE526880T1 (de) Verfahren und apparat zur verbesserten strahlendetektion
DE69719185D1 (de) Vorrichtung zur erkennung einer beatmungsbelastung
DE69837757D1 (de) Verfahren und vorrichtung zur erfassung von niedrigen lichtpegeln
CN107290578B (zh) 最终发生时触发
DE69201643D1 (de) Verfahren und vorrichtung zur feststellung der simultanen und selektiven neutronen und x- oder gamma photons.
DE60016258D1 (de) Verfahren und vorrichtung zur spektralformung eines optischen pulses
EP0976361A3 (de) Gerät zur Messung der Anästhesietiefe
JP2008122167A (ja) ピーク検出回路、マルチチャネルアナライザおよび放射線測定システム
JP3706031B2 (ja) 目標識別装置
ATE339808T1 (de) Verfahren und vorrichtung zum detektionieren eines störsignales in einem dsss system mittels phasenwechselszählung
CA2425244A1 (en) Method for reduction of the statistical measurement times in the field of radioactivity measurement
ATE92639T1 (de) Verfahren zur stoerunterdrueckung bei ultraschall- abstandsmessungen.
DE60012886D1 (de) Gerät zur feststellung ob ein patient empfänglich ist für defibrillation
US7511264B2 (en) Method of resolving ambiguity in photon counting-based detectors
DE3687376D1 (de) Verfahren und vorrichtung zur auswertung einer information in frequenz und pulsbreite enthaltenden impulsfolge.
GB1597639A (en) Evaluating yarn signals
WO2005125015A3 (en) Method and apparatus for time measurement
TW200505169A (en) Analog signal measurement device and method
DE502005009203D1 (de) Verfahren und vorrichtung zur hochgenauen digitalen messung eines analogsignals
ATE229725T1 (de) Tonruf-frequenzbestimmungsvorrichtung und - verfahren
EP1460803A3 (de) Verfahren und Vorrichtung zur Interferenzerkennung für Rechner-Peripheriegeräte
EP0110893A1 (de) Verfahren und vorrichtung zum aufspüren von frequenzänderungen.
TW200705413A (en) Apparatus for and method of detecting a wobble signal in accordance with a time shift
ATE464541T1 (de) Verfahren und schaltungsanordnung zur auswertung von impulsfolgen eines sensors
JPH0115801B2 (de)

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties