DE69124781T2 - Verfahren um den dynamischen bereich eines bildsystems zu verbessern - Google Patents

Verfahren um den dynamischen bereich eines bildsystems zu verbessern

Info

Publication number
DE69124781T2
DE69124781T2 DE69124781T DE69124781T DE69124781T2 DE 69124781 T2 DE69124781 T2 DE 69124781T2 DE 69124781 T DE69124781 T DE 69124781T DE 69124781 T DE69124781 T DE 69124781T DE 69124781 T2 DE69124781 T2 DE 69124781T2
Authority
DE
Germany
Prior art keywords
improve
image system
dynamic area
dynamic
area
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
DE69124781T
Other languages
English (en)
Other versions
DE69124781D1 (de
Inventor
Edward Seppi
Edward Shapiro
John Pavkovich
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.)
Varian Medical Systems Technologies Inc
Original Assignee
XENOGENEX Inc SAN DIEGO CALIF US
Xenogenex Inc
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 XENOGENEX Inc SAN DIEGO CALIF US, Xenogenex Inc filed Critical XENOGENEX Inc SAN DIEGO CALIF US
Publication of DE69124781D1 publication Critical patent/DE69124781D1/de
Application granted granted Critical
Publication of DE69124781T2 publication Critical patent/DE69124781T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/32—Transforming X-rays
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/54—Control of apparatus or devices for radiation diagnosis
    • A61B6/548—Remote control of the apparatus or devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
    • A61B6/58—Testing, adjusting or calibrating apparatus or devices for radiation diagnosis
    • A61B6/582—Calibration
    • A61B6/583—Calibration using calibration phantoms

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Studio Devices (AREA)
DE69124781T 1990-07-02 1991-07-02 Verfahren um den dynamischen bereich eines bildsystems zu verbessern Expired - Fee Related DE69124781T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/547,451 US5168532A (en) 1990-07-02 1990-07-02 Method for improving the dynamic range of an imaging system
PCT/US1991/004777 WO1992000574A1 (en) 1990-07-02 1991-07-02 Method for improving the dynamic range of an imaging system

Publications (2)

Publication Number Publication Date
DE69124781D1 DE69124781D1 (de) 1997-04-03
DE69124781T2 true DE69124781T2 (de) 1997-10-09

Family

ID=24184694

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124781T Expired - Fee Related DE69124781T2 (de) 1990-07-02 1991-07-02 Verfahren um den dynamischen bereich eines bildsystems zu verbessern

Country Status (6)

Country Link
US (1) US5168532A (de)
EP (1) EP0489154B1 (de)
JP (1) JP3197560B2 (de)
AU (1) AU633756B2 (de)
DE (1) DE69124781T2 (de)
WO (1) WO1992000574A1 (de)

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EP0489904B1 (de) * 1990-07-02 1998-03-04 Varian Associates, Inc. Röntgenstrahlentherapiesimulator
US5335255A (en) * 1992-03-24 1994-08-02 Seppi Edward J X-ray scanner with a source emitting plurality of fan beams
JPH0646214A (ja) * 1992-07-27 1994-02-18 Ricoh Co Ltd デジタル画像形成装置
DE4321180A1 (de) * 1993-06-25 1995-01-05 Heidelberger Druckmasch Ag Verfahren und Anordnung zur Synchronisation der Bildaufnahme mit photosensitiven Zeilensensoren
JPH07212645A (ja) * 1994-01-25 1995-08-11 Hitachi Denshi Ltd テレビジョンカメラ
SE502658C2 (sv) * 1994-02-28 1995-12-04 Non Stop Info Ab Förfarande och kontrollanordning för avläsning av identitets -och värdehandlingar.
US5872595A (en) * 1995-08-16 1999-02-16 Monahan; John F. Methods and apparatus for providing wide range exposure control for image intensifier cameras
US6266434B1 (en) * 1998-07-17 2001-07-24 General Electric Company Methods and apparatus for reducing spectral artifacts in a computed tomograph system
JP3565723B2 (ja) * 1998-09-30 2004-09-15 富士写真光機株式会社 カラー画像処理装置
US6285799B1 (en) * 1998-12-15 2001-09-04 Xerox Corporation Apparatus and method for measuring a two-dimensional point spread function of a digital image acquisition system
US6507347B1 (en) * 2000-03-24 2003-01-14 Lighthouse Technologies Ltd. Selected data compression for digital pictorial information
US6618604B2 (en) * 2000-12-28 2003-09-09 Ge Medical Systems Global Technology Company, Llc. Method and apparatus for correcting the offset induced by field effect transistor photo-conductive effects in a solid state x-ray detector
US6628749B2 (en) * 2001-10-01 2003-09-30 Siemens Corporate Research, Inc. Systems and methods for intensity correction in CR (computed radiography) mosaic image composition
US6888919B2 (en) * 2001-11-02 2005-05-03 Varian Medical Systems, Inc. Radiotherapy apparatus equipped with an articulable gantry for positioning an imaging unit
US6868138B2 (en) 2002-05-29 2005-03-15 The Regents Of The University Of Michigan Method, processor and computed tomography (CT) machine for generating images utilizing high and low sensitivity data collected from a flat panel detector having an extended dynamic range
US7227925B1 (en) 2002-10-02 2007-06-05 Varian Medical Systems Technologies, Inc. Gantry mounted stereoscopic imaging system
US7657304B2 (en) 2002-10-05 2010-02-02 Varian Medical Systems, Inc. Imaging device for radiation treatment applications
US7945021B2 (en) * 2002-12-18 2011-05-17 Varian Medical Systems, Inc. Multi-mode cone beam CT radiotherapy simulator and treatment machine with a flat panel imager
US7412029B2 (en) 2003-06-25 2008-08-12 Varian Medical Systems Technologies, Inc. Treatment planning, simulation, and verification system
US7418120B2 (en) * 2004-09-22 2008-08-26 General Electric Company Method and system for structuring dynamic data
US7983380B2 (en) 2005-04-29 2011-07-19 Varian Medical Systems, Inc. Radiation systems
US7880154B2 (en) 2005-07-25 2011-02-01 Karl Otto Methods and apparatus for the planning and delivery of radiation treatments
JP2007135658A (ja) * 2005-11-15 2007-06-07 Ge Medical Systems Global Technology Co Llc Ｘ線ｃｔ装置およびｘ線ｃｔ透視装置
WO2008063573A2 (en) 2006-11-17 2008-05-29 Varian Medical Systems Technologies, Inc. Dynamic patient positioning system
US20080118128A1 (en) * 2006-11-21 2008-05-22 Thomas Louis Toth Methods and systems for enhanced accuracy image noise addition
USRE46953E1 (en) 2007-04-20 2018-07-17 University Of Maryland, Baltimore Single-arc dose painting for precision radiation therapy
JP5109803B2 (ja) * 2007-06-06 2012-12-26 ソニー株式会社 画像処理装置、画像処理方法及び画像処理プログラム
US20090059039A1 (en) * 2007-08-31 2009-03-05 Micron Technology, Inc. Method and apparatus for combining multi-exposure image data
SE532553C2 (sv) * 2008-01-24 2010-02-23 Mikael Lindstrand Metod och anordning för erhållande av högdynamisk, spektral-, spatial- och vinkelupplöst radiansinformation
US8017915B2 (en) 2008-03-14 2011-09-13 Reflexion Medical, Inc. Method and apparatus for emission guided radiation therapy
US9551575B2 (en) 2009-03-25 2017-01-24 Faro Technologies, Inc. Laser scanner having a multi-color light source and real-time color receiver
DE102009015920B4 (de) 2009-03-25 2014-11-20 Faro Technologies, Inc. Vorrichtung zum optischen Abtasten und Vermessen einer Umgebung
US8532437B2 (en) * 2009-05-18 2013-09-10 Citrix Systems, Inc. Systems and methods for block recomposition for compound image compression
DE102009038964A1 (de) * 2009-08-20 2011-02-24 Faro Technologies, Inc., Lake Mary Verfahren zum optischen Abtasten und Vermessen einer Umgebung
US9529083B2 (en) 2009-11-20 2016-12-27 Faro Technologies, Inc. Three-dimensional scanner with enhanced spectroscopic energy detector
US9210288B2 (en) 2009-11-20 2015-12-08 Faro Technologies, Inc. Three-dimensional scanner with dichroic beam splitters to capture a variety of signals
DE102009057101A1 (de) 2009-11-20 2011-05-26 Faro Technologies, Inc., Lake Mary Vorrichtung zum optischen Abtasten und Vermessen einer Umgebung
DE102009055989B4 (de) 2009-11-20 2017-02-16 Faro Technologies, Inc. Vorrichtung zum optischen Abtasten und Vermessen einer Umgebung
US9113023B2 (en) 2009-11-20 2015-08-18 Faro Technologies, Inc. Three-dimensional scanner with spectroscopic energy detector
WO2011090902A1 (en) 2010-01-20 2011-07-28 Faro Technologies, Inc. Embedded arm strain sensors
US9163922B2 (en) 2010-01-20 2015-10-20 Faro Technologies, Inc. Coordinate measurement machine with distance meter and camera to determine dimensions within camera images
US9607239B2 (en) 2010-01-20 2017-03-28 Faro Technologies, Inc. Articulated arm coordinate measurement machine having a 2D camera and method of obtaining 3D representations
US9628775B2 (en) 2010-01-20 2017-04-18 Faro Technologies, Inc. Articulated arm coordinate measurement machine having a 2D camera and method of obtaining 3D representations
US9879976B2 (en) 2010-01-20 2018-01-30 Faro Technologies, Inc. Articulated arm coordinate measurement machine that uses a 2D camera to determine 3D coordinates of smoothly continuous edge features
DE102010020925B4 (de) 2010-05-10 2014-02-27 Faro Technologies, Inc. Verfahren zum optischen Abtasten und Vermessen einer Umgebung
WO2011160235A1 (en) 2010-06-22 2011-12-29 Karl Otto System and method for estimating and manipulating estimated radiation dose
US9168654B2 (en) 2010-11-16 2015-10-27 Faro Technologies, Inc. Coordinate measuring machines with dual layer arm
DE102012100609A1 (de) 2012-01-25 2013-07-25 Faro Technologies, Inc. Vorrichtung zum optischen Abtasten und Vermessen einer Umgebung
US8997362B2 (en) 2012-07-17 2015-04-07 Faro Technologies, Inc. Portable articulated arm coordinate measuring machine with optical communications bus
DE102012107544B3 (de) 2012-08-17 2013-05-23 Faro Technologies, Inc. Vorrichtung zum optischen Abtasten und Vermessen einer Umgebung
US10067231B2 (en) 2012-10-05 2018-09-04 Faro Technologies, Inc. Registration calculation of three-dimensional scanner data performed between scans based on measurements by two-dimensional scanner
DE102012109481A1 (de) 2012-10-05 2014-04-10 Faro Technologies, Inc. Vorrichtung zum optischen Abtasten und Vermessen einer Umgebung
US9513107B2 (en) 2012-10-05 2016-12-06 Faro Technologies, Inc. Registration calculation between three-dimensional (3D) scans based on two-dimensional (2D) scan data from a 3D scanner
CN103837272A (zh) * 2012-11-27 2014-06-04 Ge医疗系统环球技术有限公司 一种曲面薄膜压力传感器及其制造方法
DE102015122844A1 (de) 2015-12-27 2017-06-29 Faro Technologies, Inc. 3D-Messvorrichtung mit Batteriepack
US10806409B2 (en) 2016-09-23 2020-10-20 Varian Medical Systems International Ag Medical systems with patient supports
US10695586B2 (en) 2016-11-15 2020-06-30 Reflexion Medical, Inc. System for emission-guided high-energy photon delivery
WO2018183748A1 (en) 2017-03-30 2018-10-04 Reflexion Medical, Inc. Radiation therapy systems and methods with tumor tracking
CN114699655A (zh) 2017-07-11 2022-07-05 反射医疗公司 用于pet检测器余辉管理的方法
JP7315961B2 (ja) 2017-08-09 2023-07-27 リフレクション メディカル， インコーポレイテッド 放出誘導放射線療法における異常検出のためのシステムおよび方法
US11369806B2 (en) 2017-11-14 2022-06-28 Reflexion Medical, Inc. Systems and methods for patient monitoring for radiotherapy
US11423854B2 (en) * 2019-04-08 2022-08-23 Chongqing Hkc Optoelectronics Technology Co., Ltd. Driving method and system of display panel, and display device

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US3983398A (en) * 1974-11-29 1976-09-28 The Board Of Trustees Of Leland Stanford Junior University Method and apparatus for X-ray or γ-ray 3-D tomography using a fan beam
US4149247A (en) * 1975-12-23 1979-04-10 Varian Associates, Inc. Tomographic apparatus and method for reconstructing planar slices from non-absorbed and non-scattered radiation
US4149248A (en) * 1975-12-23 1979-04-10 Varian Associates, Inc. Apparatus and method for reconstructing data
NL7605253A (nl) * 1976-05-17 1977-11-21 Optische Ind De Oude Delft Nv Inrichting voor tomografie.
NL7605687A (nl) * 1976-05-26 1977-11-29 Optische Ind De Oude Delft Nv Inrichting voor tomografie.
NL7607976A (nl) * 1976-07-19 1978-01-23 Optische Ind De Oude Delft Nv Inrichting voor tomografie met voorzieningen waardoor signaalprofielen afgeleid van een di- vergerende stralingsbundel kunnen worden gere- construeerd in signaalprofielen die elk corre- sponderen met een bundel van evenwijdig inval- lende stralen.
NL7611419A (nl) * 1976-10-15 1978-04-18 Optische Ind De Oude Delft Nv Inrichting voor het uitlezen en verwerken van in- formatie vervat in beeldkaders, zoals gevormd door het achtereenvolgens vanuit meerdere rich- tingen met een in hoofdzaak platte bundel van kortgolvige straling, doorstralen van een object.
US4399464A (en) * 1981-05-04 1983-08-16 General Dynamics, Pomona Division Signal processor for an array of CID radiation detector elements
JPS58127132A (ja) * 1982-01-25 1983-07-28 Asahi Optical Co Ltd 光検出装置
DE3225061A1 (de) * 1982-07-05 1984-01-05 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikeinrichtung
DE3401074A1 (de) * 1983-01-14 1984-07-19 Asahi Kogaku Kogyo K.K., Tokio/Tokyo Festkoerper-bildaufnahme-vorrichtung
JPS6074878A (ja) * 1983-09-30 1985-04-27 Canon Inc 光電変換器の蓄積時間補正装置
JPS6116371A (ja) * 1984-07-03 1986-01-24 Toshiba Corp デジタルフルオログラフイ装置
US4647975A (en) * 1985-10-30 1987-03-03 Polaroid Corporation Exposure control system for an electronic imaging camera having increased dynamic range
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US4734776A (en) * 1986-08-15 1988-03-29 General Electric Company Readout circuit for an optical sensing charge injection device facilitating an extended dynamic range
JPH0771238B2 (ja) * 1986-09-24 1995-07-31 株式会社日立製作所 固体撮像装置

Also Published As

Publication number Publication date
EP0489154B1 (de) 1997-02-26
WO1992000574A1 (en) 1992-01-09
AU8338891A (en) 1992-01-23
AU633756B2 (en) 1993-02-04
DE69124781D1 (de) 1997-04-03
EP0489154A1 (de) 1992-06-10
JPH05502610A (ja) 1993-05-13
EP0489154A4 (en) 1993-12-22
JP3197560B2 (ja) 2001-08-13
US5168532A (en) 1992-12-01

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: VARIAN MEDICAL SYSTEMS, INC.(N.D.GES.D.STAATES DEL

8327 Change in the person/name/address of the patent owner

Owner name: VARIAN MEDICAL SYSTEMS TECHNOLOGIES, INC. (N.D.GES

8339 Ceased/non-payment of the annual fee