JP4111559B2 - 画像形成装置 - Google Patents

画像形成装置 Download PDF

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Publication number
JP4111559B2
JP4111559B2 JP20225696A JP20225696A JP4111559B2 JP 4111559 B2 JP4111559 B2 JP 4111559B2 JP 20225696 A JP20225696 A JP 20225696A JP 20225696 A JP20225696 A JP 20225696A JP 4111559 B2 JP4111559 B2 JP 4111559B2
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JP
Japan
Prior art keywords
signal
ray
image forming
ray source
solid
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Expired - Lifetime
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JP20225696A
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English (en)
Japanese (ja)
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JPH09133772A5 (enExample
JPH09133772A (ja
Inventor
ジョン モーカム クリストファー
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イー２ヴイ テクノロジーズ （ユーケイ） リミテッド
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Application filed by イー２ヴイ テクノロジーズ （ユーケイ） リミテッド filed Critical イー２ヴイ テクノロジーズ （ユーケイ） リミテッド
Publication of JPH09133772A publication Critical patent/JPH09133772A/ja
Publication of JPH09133772A5 publication Critical patent/JPH09133772A5/ja
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    • 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
    • A61B6/50—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications
    • A61B6/51—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment specially adapted for specific body parts; specially adapted for specific clinical applications for dentistry
    • A61B6/512—Intraoral means
    • 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
    • G01T1/2921—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras
    • G01T1/2928—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras using solid state detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/30—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from X-rays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Optics & Photonics (AREA)
  • Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Dentistry (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Measurement Of Radiation (AREA)
JP20225696A 1995-08-01 1996-07-31 画像形成装置 Expired - Lifetime JP4111559B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9515762:4 1995-08-01
GBGB9515762.4A GB9515762D0 (en) 1995-08-01 1995-08-01 Imaging apparatus

Publications (3)

Publication Number Publication Date
JPH09133772A JPH09133772A (ja) 1997-05-20
JPH09133772A5 JPH09133772A5 (enExample) 2004-08-19
JP4111559B2 true JP4111559B2 (ja) 2008-07-02

Family

ID=10778593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20225696A Expired - Lifetime JP4111559B2 (ja) 1995-08-01 1996-07-31 画像形成装置

Country Status (6)

Country Link
US (1) US5694448A (enExample)
EP (1) EP0757474B2 (enExample)
JP (1) JP4111559B2 (enExample)
DE (1) DE69617828T3 (enExample)
GB (1) GB9515762D0 (enExample)
RU (1) RU2153233C2 (enExample)

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Publication number Priority date Publication date Assignee Title
US5912942A (en) * 1997-06-06 1999-06-15 Schick Technologies, Inc. X-ray detection system using active pixel sensors
US6149300A (en) * 1997-10-17 2000-11-21 Welch Allyn, Inc. Intraoral imaging system
CA2388256A1 (en) 1999-10-08 2001-04-19 Dentsply International Inc. Automatic exposure control for dental panoramic and cephalographic x-ray equipment
DE60110206T2 (de) 2000-02-02 2006-03-09 Gendex Corp. Automatische erkennung von röntgenstrahlung für interorales dentales röntgenbildaufnahmegerät
US6404854B1 (en) 2000-06-26 2002-06-11 Afp Imaging Corporation Dental x-ray imaging system
US6307915B1 (en) 2000-06-26 2001-10-23 Afp Imaging Corporation Triggering of solid state X-ray imagers with non-destructive readout capability
US6891926B1 (en) 2000-08-09 2005-05-10 Dalsa, Inc. Fiber bundles for x-ray imaging
EP1408835A2 (en) 2001-07-25 2004-04-21 Dentsply International, Inc. Real-time digital x-ray imaging apparatus
FI117818B (fi) * 2001-08-03 2007-03-15 Palodex Group Oy Säteilytyksen säätö röntgenkuvauslaitteessa, jota käytetään intraoraalisovellutukseen
US6677569B2 (en) * 2001-10-12 2004-01-13 Massachusetts Institute Of Technology Methods and apparatus for performing signal processing functions in an electronic imager
US6794630B2 (en) * 2001-12-17 2004-09-21 Intel Corporation Method and apparatus for adjusting the threshold of a CMOS radiation-measuring circuit
US7197109B2 (en) 2002-07-25 2007-03-27 Gendex Corporation Real-time digital x-ray imaging apparatus
US7006600B1 (en) 2004-01-15 2006-02-28 Progeny, Inc. Integrated digital dental x-ray system
US7848595B2 (en) 2004-06-28 2010-12-07 Inphase Technologies, Inc. Processing data pixels in a holographic data storage system
ES2273132T3 (es) * 2004-08-06 2007-05-01 Gendex Corporation Sensor de imagen para radiografia dental intraoral.
ITBO20040638A1 (it) 2004-10-15 2005-01-15 Elca Technologies S R L Apparecchiatura per l'acquisizione e la visualizzazione di immagini radiografiche dentali e relativo metodo di funzionamento
FR2881640B1 (fr) * 2005-02-09 2007-05-11 Sopro Sa Optimisation de la quantite de rayons x recus par un patient dans un systeme d'acquisition d'image radiologique dentaire
JP2006246961A (ja) 2005-03-08 2006-09-21 Hamamatsu Photonics Kk Ｘ線撮像装置
GB0514998D0 (en) * 2005-07-21 2005-08-31 E2V Tech Uk Ltd Sensor with trigger pixels for imaging of pulsed radiation
JP5105940B2 (ja) * 2007-04-06 2012-12-26 キヤノン株式会社 撮像装置、撮像システム、その制御方法及びプログラム
US9492129B2 (en) * 2008-10-27 2016-11-15 Dental Imaging Technologies Corporation Triggering of intraoral X-ray sensor using pixel array sub-sampling
US8366318B2 (en) * 2009-07-17 2013-02-05 Dental Imaging Technologies Corporation Intraoral X-ray sensor with embedded standard computer interface
US8119990B2 (en) * 2008-10-27 2012-02-21 Imaging Sciences International Llc System and method of X-ray detection with a sensor
JP2012083307A (ja) * 2010-10-14 2012-04-26 Fujifilm Corp 放射線検出装置、放射線画像撮影システム、放射線検出プログラム、及び放射線検出方法
JP2012118312A (ja) 2010-12-01 2012-06-21 Fujifilm Corp 放射線画像検出装置およびその駆動制御方法
FR2977977B1 (fr) * 2011-07-13 2013-08-30 Trixell Procede de commande d'un detecteur photosensible par detection automatique d'un rayonnement incident
US9513377B2 (en) * 2011-10-24 2016-12-06 Helmholtz Zentrum Muenchen Deutsches Forschungszentrum Fuer Gesundheit Und Umwelt (Gmbh) Method for measuring radiation by means of an electronic terminal having a digital camera
JP5988735B2 (ja) * 2012-07-06 2016-09-07 キヤノン株式会社 放射線撮像装置の制御方法、放射線撮像装置、及び、放射線撮像システム
JP5986443B2 (ja) 2012-07-13 2016-09-06 富士フイルム株式会社 放射線画像撮影装置、放射線の照射開始の検出感度の制御方法およびプログラム
JP6577700B2 (ja) 2014-06-30 2019-09-18 キヤノン株式会社 放射線検出装置、その制御方法、放射線撮影装置、およびプログラム
FR3032105B1 (fr) 2015-01-30 2017-01-27 E2V Semiconductors Capteur radiologique avec detection de rayons x
JP6366542B2 (ja) 2015-06-17 2018-08-01 キヤノン株式会社 放射線撮像装置、放射線撮像システムおよび照射開始検出方法
KR101930402B1 (ko) 2017-04-17 2018-12-18 서울대학교산학협력단 톱니모양 문턱전압을 이용한 시간 기반의 신호 획득 장치 및 방법
CN108322680B (zh) * 2018-01-18 2020-06-09 昆山晔芯电子科技有限公司 图像传感器的温度自适应黑电平校准方法及系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU907868A1 (ru) * 1980-04-21 1982-02-23 Научно-Исследовательский Институт Электронной Интроскопии При Томском Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Политехническом Институте Им.С.М.Кирова Устройство дл компенсации различий в чувствительности элементов матрицы фотоприемников
JPS5772113A (en) * 1980-10-23 1982-05-06 Canon Inc Signal processing system
JPH02101878A (ja) * 1988-10-11 1990-04-13 Nec Corp 固体撮像装置
DE3925589C2 (de) † 1989-08-02 1994-03-17 Blaupunkt Werke Gmbh Verfahren und Anordnung zur Störbefreiung von Sprachsignalen
DE8909398U1 (de) * 1989-08-03 1989-10-05 Siemens AG, 1000 Berlin und 8000 München Zahnärztliche Röntgendiagnostikeinrichtung
SE469104B (sv) † 1991-06-03 1993-05-10 Regam Medical Systems Ab Foerfarande och anordning vid roentgenapparat med elektronisk bildavkaenning
SE9201482L (sv) * 1992-05-11 1993-11-12 Regam Medical Systems Ab Metod för kompensering av mörkerström vid CCd-sensor för dentalröntgen
DE4218020C1 (enExample) † 1992-06-01 1993-07-15 Siemens Ag, 8000 Muenchen, De
RU2040862C1 (ru) * 1993-02-02 1995-07-25 Научно-исследовательский институт промышленного телевидения "Растр" Телевизионный анализатор на матрице приборов с зарядовой связью

Also Published As

Publication number Publication date
DE69617828T3 (de) 2008-01-24
GB9515762D0 (en) 1995-10-04
US5694448A (en) 1997-12-02
DE69617828T2 (de) 2002-04-04
RU2153233C2 (ru) 2000-07-20
DE69617828D1 (de) 2002-01-24
EP0757474A1 (en) 1997-02-05
EP0757474B1 (en) 2001-12-12
JPH09133772A (ja) 1997-05-20
EP0757474B2 (en) 2007-07-18

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