ES8200478A1 - Aparato para reducir los errores en las mediciones de foto- nes realizadas con un transductor fotoelectrico - Google Patents

Aparato para reducir los errores en las mediciones de foto- nes realizadas con un transductor fotoelectrico

Info

Publication number
ES8200478A1
ES8200478A1 ES495276A ES495276A ES8200478A1 ES 8200478 A1 ES8200478 A1 ES 8200478A1 ES 495276 A ES495276 A ES 495276A ES 495276 A ES495276 A ES 495276A ES 8200478 A1 ES8200478 A1 ES 8200478A1
Authority
ES
Spain
Prior art keywords
dark current
circuit
compensating
linear
auto
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
ES495276A
Other languages
English (en)
Spanish (es)
Other versions
ES495276A0 (es
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.)
Pfizer Corp Belgium
Pfizer Corp SRL
Original Assignee
Pfizer Corp Belgium
Pfizer Corp SRL
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 Pfizer Corp Belgium, Pfizer Corp SRL filed Critical Pfizer Corp Belgium
Publication of ES495276A0 publication Critical patent/ES495276A0/es
Publication of ES8200478A1 publication Critical patent/ES8200478A1/es
Expired 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
    • G01T1/20—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
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Molecular Biology (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Light Receiving Elements (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (AREA)
  • Spectrometry And Color Measurement (AREA)
ES495276A 1979-09-24 1980-09-23 Aparato para reducir los errores en las mediciones de foto- nes realizadas con un transductor fotoelectrico Expired ES8200478A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7839679A 1979-09-24 1979-09-24

Publications (2)

Publication Number Publication Date
ES495276A0 ES495276A0 (es) 1981-11-01
ES8200478A1 true ES8200478A1 (es) 1981-11-01

Family

ID=22143781

Family Applications (1)

Application Number Title Priority Date Filing Date
ES495276A Expired ES8200478A1 (es) 1979-09-24 1980-09-23 Aparato para reducir los errores en las mediciones de foto- nes realizadas con un transductor fotoelectrico

Country Status (7)

Country Link
EP (1) EP0026108A3 (en:Method)
JP (1) JPS5651630A (en:Method)
BR (1) BR8006060A (en:Method)
DK (1) DK401680A (en:Method)
ES (1) ES8200478A1 (en:Method)
GR (1) GR70063B (en:Method)
MX (1) MX148233A (en:Method)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8630136D0 (en) * 1986-12-17 1987-01-28 Grand Metropolitan Innovation Luminometer apparatus
US4880981A (en) * 1988-03-11 1989-11-14 Bicron Corporation Low level radiation measurement device
JP2954404B2 (ja) * 1991-10-09 1999-09-27 株式会社日本コンラックス 光学的情報記録再生装置
JP3740315B2 (ja) * 1999-03-12 2006-02-01 株式会社日立製作所 Ｘ線センサ信号処理回路及びそれを用いたｘ線ｃｔ装置並びにｘ線センサ信号処理方法
US6859511B2 (en) 1999-03-12 2005-02-22 Hitachi, Ltd. X-ray sensor signal processor and x-ray computed tomography system using the same
EP1828810B1 (en) * 2004-12-17 2012-06-06 Koninklijke Philips Electronics N.V. Pulsed x-ray for continuous detector correction
CN110542830B (zh) * 2019-08-15 2025-07-25 杭州柯林电气股份有限公司 输电线路行波测量的自调零积分电路、测量电路及方法
CN114690822B (zh) * 2022-03-24 2023-11-14 南通大学 一种光敏二极管的暗电流补偿电路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3609365A (en) * 1967-09-01 1971-09-28 Santa Barbara Res Center Radiometer arrangement and control circuit therefor
US3684378A (en) * 1970-09-04 1972-08-15 Joseph S Lord Dark current correction circuit for photosensing devices
GB1511492A (en) * 1974-08-14 1978-05-17 Hawker Siddeley Dynamics Ltd Amplification of electrical signals in imaging systems
IT1048562B (it) * 1975-10-16 1980-12-20 Durst Ag Circuito di misura per un fotometro

Also Published As

Publication number Publication date
MX148233A (es) 1983-03-28
DK401680A (da) 1981-03-25
JPS5651630A (en) 1981-05-09
GR70063B (en:Method) 1982-07-26
BR8006060A (pt) 1981-04-07
EP0026108A2 (en) 1981-04-01
EP0026108A3 (en) 1982-04-07
ES495276A0 (es) 1981-11-01

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