DE69031478T2 - Verfahren zur Erzeugung von Strahlungsbildsignalen - Google Patents

Verfahren zur Erzeugung von Strahlungsbildsignalen

Info

Publication number
DE69031478T2
DE69031478T2 DE1990631478 DE69031478T DE69031478T2 DE 69031478 T2 DE69031478 T2 DE 69031478T2 DE 1990631478 DE1990631478 DE 1990631478 DE 69031478 T DE69031478 T DE 69031478T DE 69031478 T2 DE69031478 T2 DE 69031478T2
Authority
DE
Germany
Prior art keywords
image signals
radiation image
generating radiation
generating
signals
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
DE1990631478
Other languages
English (en)
Other versions
DE69031478D1 (de
Inventor
Satoshi C O Fuji Photo Arakawa
Wataru C O Fuji Photo Film Ito
Kazuo C O Fuji Photo F Shimura
Toshitaka C O Fuji Photo Agano
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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
Priority claimed from JP9124089A external-priority patent/JPH0792825B2/ja
Priority claimed from JP1147537A external-priority patent/JPH0312785A/ja
Priority claimed from JP2013910A external-priority patent/JP2754068B2/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of DE69031478D1 publication Critical patent/DE69031478D1/de
Application granted granted Critical
Publication of DE69031478T2 publication Critical patent/DE69031478T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/409—Edge or detail enhancement; Noise or error suppression
    • 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
    • A61B6/52—Devices using data or image processing specially adapted for radiation diagnosis
    • A61B6/5258—Devices using data or image processing specially adapted for radiation diagnosis involving detection or reduction of artifacts or noise
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/10—Image enhancement or restoration by non-spatial domain filtering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration by the use of local operators
    • G06T5/70—
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2200/00—Indexing scheme for image data processing or generation, in general
    • G06T2200/12—Indexing scheme for image data processing or generation, in general involving antialiasing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing
    • G06T2207/20056—Discrete and fast Fourier transform, [DFT, FFT]
DE1990631478 1989-04-11 1990-04-11 Verfahren zur Erzeugung von Strahlungsbildsignalen Expired - Fee Related DE69031478T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP9124089A JPH0792825B2 (ja) 1989-04-11 1989-04-11 放射線画像データ生成方法
JP1147537A JPH0312785A (ja) 1989-06-09 1989-06-09 画像処理方法
JP14753689 1989-06-09
JP2013910A JP2754068B2 (ja) 1989-06-09 1990-01-24 放射線画像信号生成方法および放射線画像読取装置

Publications (2)

Publication Number Publication Date
DE69031478D1 DE69031478D1 (de) 1997-10-30
DE69031478T2 true DE69031478T2 (de) 1998-02-05

Family

ID=27456097

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1990631478 Expired - Fee Related DE69031478T2 (de) 1989-04-11 1990-04-11 Verfahren zur Erzeugung von Strahlungsbildsignalen
DE1990634039 Expired - Fee Related DE69034039T2 (de) 1989-04-11 1990-04-11 Verfahren zur Generierung von Strahlungsbildsignalen und Strahlungsausleseapparat

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE1990634039 Expired - Fee Related DE69034039T2 (de) 1989-04-11 1990-04-11 Verfahren zur Generierung von Strahlungsbildsignalen und Strahlungsausleseapparat

Country Status (3)

Country Link
US (1) US5028784A (de)
EP (1) EP0392504B1 (de)
DE (2) DE69031478T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2676009B2 (ja) * 1991-12-26 1997-11-12 富士写真フイルム株式会社 放射線画像読取条件および／または画像処理条件決定方法および装置ならびに放射線画像解析方法および装置
US6052487A (en) * 1992-10-15 2000-04-18 Fuji Photo Film Co., Ltd. Method and apparatus for compressing image signals
WO1996003640A1 (fr) * 1994-07-27 1996-02-08 Muradin Abubekirovich Kumakhov Procede d'obtention d'une image d'un objet et son dispositif de mise en ×uvre
JP3409220B2 (ja) * 1994-09-20 2003-05-26 コニカ株式会社 画像読み取り装置
US5956430A (en) * 1996-02-19 1999-09-21 Fuji Xerox Co., Ltd. Image information coding apparatus and method using code amount of a selected pixel block for changing coding parameter
US5901243A (en) * 1996-09-30 1999-05-04 Hewlett-Packard Company Dynamic exposure control in single-scan digital input devices
JP3459745B2 (ja) * 1997-03-27 2003-10-27 キヤノン株式会社 画像処理装置、放射線撮影装置及び画像処理方法
JP2000003440A (ja) 1998-06-12 2000-01-07 Fuji Photo Film Co Ltd モアレ除去フィルタ並びにこのフィルタを用いた画像処理方法および装置
JP3447223B2 (ja) * 1998-08-18 2003-09-16 富士写真フイルム株式会社 放射線画像撮影装置
JP2000126172A (ja) 1998-10-29 2000-05-09 Fuji Photo Film Co Ltd 放射線画像形成装置
EP1120743B1 (de) * 2000-01-20 2006-07-26 Fuji Photo Film Co., Ltd. Verfahren und Vorrichtung zur Unterdrückung eines periodisches Geräusches
JP2001211289A (ja) * 2000-01-27 2001-08-03 Fuji Photo Film Co Ltd 放射線画像取得方法および装置
US6826256B2 (en) * 2000-02-04 2004-11-30 Canon Kabushiki Kaisha Apparatus and method for a radiation image through a grid
EP1202555A3 (de) * 2000-08-28 2004-12-29 Fuji Photo Film Co., Ltd. Verfahren, Vorrichtung und Programm zur Erzeugung eines Bildsignals
JP2002116516A (ja) 2000-10-05 2002-04-19 Fuji Photo Film Co Ltd 放射線画像情報読取装置
US20020186873A1 (en) * 2001-06-08 2002-12-12 Fuji Photo Film Co., Ltd. Image reproduction system
JP2003008885A (ja) * 2001-06-19 2003-01-10 Fuji Photo Film Co Ltd 画像再生システム
JP4285624B2 (ja) * 2001-06-21 2009-06-24 富士フイルム株式会社 画像信号生成方法および装置
US7406121B2 (en) * 2002-10-02 2008-07-29 Plexus Networks, Inc. Adaptive clock-less equalizer circuit
US20050195289A1 (en) * 2003-09-12 2005-09-08 Jacobs William S. Solid-state area image sensor readout methods for illuminat discrimination and automatic white balance in digital cameras
ATE442594T1 (de) * 2004-06-29 2009-09-15 Agfa Gevaert Healthcare Gmbh Verfahren zum auslesen von in einer speicherphosphorschicht gespeicherter ríntgeninformationen
CN103379859B (zh) * 2011-02-15 2015-09-09 株式会社日立医疗器械 X射线图像诊断装置和图像显示方法
JP5818475B2 (ja) * 2011-03-24 2015-11-18 富士フイルム株式会社 画像処理装置、画像処理方法並びに画像処理プログラム
CN104144648A (zh) * 2012-02-27 2014-11-12 富士胶片株式会社 图像处理装置及方法
JP6139897B2 (ja) 2013-02-05 2017-05-31 キヤノン株式会社 画像解析装置、放射線撮影装置、画像解析方法、プログラムおよび記憶媒体

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5512429A (en) * 1978-07-12 1980-01-29 Fuji Photo Film Co Ltd Radioactive image reader
US4315318A (en) * 1978-12-26 1982-02-09 Fuji Photo Film Co., Ltd. Method and apparatus for processing a radiation image
JPS55116340A (en) * 1979-02-28 1980-09-06 Fuji Photo Film Co Ltd Method and device for processing gradation of radiation picture
JPS5611395A (en) * 1979-07-11 1981-02-04 Fuji Photo Film Co Ltd Radiation image writeereading device
JPS56104645A (en) * 1979-12-25 1981-08-20 Fuji Photo Film Co Ltd Radiation picture treating method and its device
US4282511A (en) * 1980-01-07 1981-08-04 Rca Corporation Apparatus for discerning the noticeable presence of spatial fluctuations of intensity within a two-dimensional visual field
JPS615193A (ja) * 1984-06-16 1986-01-10 星野　謙三 破砕法
DE3585478D1 (de) * 1984-09-12 1992-04-09 Fuji Photo Film Co Ltd Abtastlesevorrichtung mit kompensationsmittel gegen abtastgeschwindigkeitsschwankungen und verfahren zum justieren des korrektionskoeffizienten.
US4674045A (en) * 1984-12-31 1987-06-16 Picker International Inc. Filter for data processing
GB8506931D0 (en) * 1985-03-18 1985-04-24 Crosfield Electronics Ltd Image processing

Also Published As

Publication number Publication date
DE69034039T2 (de) 2003-06-26
EP0392504A3 (de) 1991-01-23
DE69031478D1 (de) 1997-10-30
EP0392504A2 (de) 1990-10-17
US5028784A (en) 1991-07-02
DE69034039D1 (de) 2003-03-06
EP0392504B1 (de) 1997-09-24

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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