DE3586444T2 - Verfahren und schaltung zur digitalen integration von digitalen signalen, insbesondere fuer gammaszintillationskamera. - Google Patents

Verfahren und schaltung zur digitalen integration von digitalen signalen, insbesondere fuer gammaszintillationskamera.

Info

Publication number
DE3586444T2
DE3586444T2 DE8585106012T DE3586444T DE3586444T2 DE 3586444 T2 DE3586444 T2 DE 3586444T2 DE 8585106012 T DE8585106012 T DE 8585106012T DE 3586444 T DE3586444 T DE 3586444T DE 3586444 T2 DE3586444 T2 DE 3586444T2
Authority
DE
Germany
Prior art keywords
digital
gammascintillation
camera
circuit
integration
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 - Fee Related
Application number
DE8585106012T
Other languages
English (en)
Other versions
DE3586444D1 (de
Inventor
Roger E Arseneau
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of DE3586444D1 publication Critical patent/DE3586444D1/de
Application granted granted Critical
Publication of DE3586444T2 publication Critical patent/DE3586444T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G01T1/161—Applications in the field of nuclear medicine, e.g. in vivo counting
    • G01T1/164—Scintigraphy
    • G01T1/1641—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras
    • G01T1/1642—Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras using a scintillation crystal and position sensing photodetector arrays, e.g. ANGER cameras
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/544—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices for evaluating functions by calculation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Computing Systems (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computational Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine (AREA)
  • Measurement Of Radiation (AREA)
DE8585106012T 1984-05-29 1985-05-15 Verfahren und schaltung zur digitalen integration von digitalen signalen, insbesondere fuer gammaszintillationskamera. Expired - Fee Related DE3586444T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/614,886 US4692890A (en) 1984-05-29 1984-05-29 Method and integrator circuit for integrating signals, in particular for scintillation gamma camera

Publications (2)

Publication Number Publication Date
DE3586444D1 DE3586444D1 (de) 1992-09-10
DE3586444T2 true DE3586444T2 (de) 1993-03-11

Family

ID=24463116

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585106012T Expired - Fee Related DE3586444T2 (de) 1984-05-29 1985-05-15 Verfahren und schaltung zur digitalen integration von digitalen signalen, insbesondere fuer gammaszintillationskamera.

Country Status (5)

Country Link
US (1) US4692890A (de)
EP (1) EP0166165B1 (de)
JP (1) JPS613284A (de)
DE (1) DE3586444T2 (de)
DK (1) DK235185A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2600168B1 (fr) * 1986-06-17 1990-11-09 Labo Electronique Physique Camera a scintillation
FR2601461B1 (fr) * 1986-07-09 1989-07-28 Labo Electronique Physique Camera a scintillation
EP0252566B1 (de) * 1986-07-09 1991-04-24 Laboratoires D'electronique Philips Szintillationskamera
FR2601783B1 (fr) * 1986-07-16 1989-11-24 Labo Electronique Physique Dispositif de calcul de somme ponderee et etage de sommation numerique pour camera a scintillation compose de tels dispositifs
FR2605745B1 (fr) * 1986-10-24 1990-11-09 Labo Electronique Physique Camera a scintillation
FR2609336B1 (fr) * 1987-01-06 1990-02-23 Labo Electronique Physique Camera a scintillation
JPS6488390A (en) * 1987-09-30 1989-04-03 Shimadzu Corp Radiation pulse processing circuit
US5036289A (en) * 1989-03-17 1991-07-30 Infrared Systems, Inc. Method and apparatus for synchronously demodulating detector output of a radiometer
DE4119885C2 (de) * 1991-06-17 1995-02-23 Forschungszentrum Juelich Gmbh Langzeitintegrator
JP3150492B2 (ja) * 1993-05-07 2001-03-26 三菱電機株式会社 ディジタル積分回路装置
US5493120A (en) * 1994-10-04 1996-02-20 Adac Laboratories Apparatus and method for dual signal integration per channel
US6072417A (en) * 1997-12-22 2000-06-06 Hewlett-Packard Company Digital integration of wide dynamic range signals
US6177895B1 (en) 1999-01-27 2001-01-23 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College Selective digital integrator
US7152002B2 (en) * 2002-06-03 2006-12-19 Sabia, Inc. Method and apparatus for analysis of elements in bulk substance
US9002438B2 (en) * 2012-05-30 2015-04-07 Lucerno Dynamics System for the detection of gamma radiation from a radioactive analyte
US9939533B2 (en) 2012-05-30 2018-04-10 Lucerno Dynamics, Llc System and method for the detection of gamma radiation from a radioactive analyte
JP6354127B2 (ja) * 2013-09-11 2018-07-11 株式会社島津製作所 放射線検出器
JP6411044B2 (ja) * 2014-03-20 2018-10-24 株式会社東芝 信号処理装置、放射線検出装置および信号処理方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3538317A (en) * 1966-06-09 1970-11-03 Shimadzu Corp System for integrating an electrical signal to provide a continuous output
US3668560A (en) * 1970-07-09 1972-06-06 Research Corp Pulse-width frequency modulation device
US3904530A (en) * 1971-11-15 1975-09-09 Picker Corp Scintillation camera
US4023019A (en) * 1974-09-23 1977-05-10 The United States Of America As Represented By The Secretary Of The Navy Automatic scaled digital integrator
US3984689A (en) * 1974-11-27 1976-10-05 G. D. Searle & Co. Scintillation camera for high activity sources
US4030038A (en) * 1976-02-27 1977-06-14 The United States Of America As Represented By The Secretary Of The Navy Multiple dumping integrator
US4086656A (en) * 1976-10-21 1978-04-25 Rockwell International Corporation Analog-to-digital integrating apparatus with pulse density conversion prior to accumulation
FR2489554B1 (fr) * 1980-08-27 1986-10-31 Petit Jean Circuit de traitement numerique en arithmetique distribuee utilisant des multiplexeurs a l'entree d'une memoire
US4486663A (en) * 1982-05-10 1984-12-04 Siemens Gammasonics, Inc. Dual integrator for a radiation detector
JPS5928678A (ja) * 1982-08-10 1984-02-15 Fuji Photo Film Co Ltd バツテリ−電力残量表示装置
FR2552233B1 (fr) * 1983-09-16 1987-06-26 Labo Electronique Physique Dispositif de mesure de radiations et camera a scintillation equipee d'un tel dispositif

Also Published As

Publication number Publication date
DK235185A (da) 1985-11-30
DE3586444D1 (de) 1992-09-10
US4692890A (en) 1987-09-08
EP0166165A1 (de) 1986-01-02
JPS613284A (ja) 1986-01-09
EP0166165B1 (de) 1992-08-05
JPH0535471B2 (de) 1993-05-26
DK235185D0 (da) 1985-05-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee