DE60121639D1 - Verfahren und Vorrichtung zur Unterdrückung eines periodisches Geräusches - Google Patents

Verfahren und Vorrichtung zur Unterdrückung eines periodisches Geräusches

Info

Publication number
DE60121639D1
DE60121639D1 DE60121639T DE60121639T DE60121639D1 DE 60121639 D1 DE60121639 D1 DE 60121639D1 DE 60121639 T DE60121639 T DE 60121639T DE 60121639 T DE60121639 T DE 60121639T DE 60121639 D1 DE60121639 D1 DE 60121639D1
Authority
DE
Germany
Prior art keywords
periodic noise
suppressing periodic
suppressing
noise
periodic
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 - Lifetime
Application number
DE60121639T
Other languages
English (en)
Other versions
DE60121639T2 (de
Inventor
Hideya Takeo
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 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
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of DE60121639D1 publication Critical patent/DE60121639D1/de
Application granted granted Critical
Publication of DE60121639T2 publication Critical patent/DE60121639T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A61B6/5211—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data
    • A61B6/5252—Devices using data or image processing specially adapted for radiation diagnosis involving processing of medical diagnostic data removing objects from field of view, e.g. removing patient table from a CT image
    • G06T5/70—
    • 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
    • G06T2207/20064—Wavelet transform [DWT]
DE2001621639 2000-01-20 2001-01-18 Verfahren und Vorrichtung zur Unterdrückung eines periodisches Geräusches Expired - Lifetime DE60121639T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000011174 2000-01-20
JP2000011174 2000-01-20

Publications (2)

Publication Number Publication Date
DE60121639D1 true DE60121639D1 (de) 2006-09-07
DE60121639T2 DE60121639T2 (de) 2007-07-26

Family

ID=18539073

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2001621639 Expired - Lifetime DE60121639T2 (de) 2000-01-20 2001-01-18 Verfahren und Vorrichtung zur Unterdrückung eines periodisches Geräusches

Country Status (3)

Country Link
US (1) US7336811B2 (de)
EP (1) EP1120743B1 (de)
DE (1) DE60121639T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7142705B2 (en) * 2001-05-01 2006-11-28 Canon Kabushiki Kaisha Radiation image processing apparatus, image processing system, radiation image processing method, storage medium, and program
JP2003008885A (ja) 2001-06-19 2003-01-10 Fuji Photo Film Co Ltd 画像再生システム
JP4267848B2 (ja) * 2001-09-25 2009-05-27 株式会社リコー 画像符号化装置、画像復号装置、画像符号化方法、及び、画像復号方法
JP2003150954A (ja) * 2001-11-14 2003-05-23 Fuji Photo Film Co Ltd 周期的パターン抑制処理方法および装置
US7050618B2 (en) * 2002-02-08 2006-05-23 Eastman Kodak Company Method for antiscatter stationary grid artifacts detection and attenuation in digital radiographic images
US7826682B2 (en) * 2005-04-14 2010-11-02 Agfa Healthcare Method of suppressing a periodical pattern in an image
JP2006318103A (ja) * 2005-05-11 2006-11-24 Fuji Photo Film Co Ltd 画像処理装置および方法並びにプログラム
US7796792B2 (en) * 2005-06-29 2010-09-14 Agfa Healthcare, N.V. Method of identifying disturbing frequencies originating from the presence of an anti-scatter grid during acquisition of a radiation image
US7813573B2 (en) 2005-09-08 2010-10-12 Monro Donald M Data coding and decoding with replicated matching pursuits
US7848584B2 (en) * 2005-09-08 2010-12-07 Monro Donald M Reduced dimension wavelet matching pursuits coding and decoding
US20070053603A1 (en) * 2005-09-08 2007-03-08 Monro Donald M Low complexity bases matching pursuits data coding and decoding
US20070065034A1 (en) * 2005-09-08 2007-03-22 Monro Donald M Wavelet matching pursuits coding and decoding
US8121848B2 (en) * 2005-09-08 2012-02-21 Pan Pacific Plasma Llc Bases dictionary for low complexity matching pursuits data coding and decoding
EP1790991B1 (de) * 2005-11-28 2011-11-16 Kabushiki Kaisha Toshiba Datenverarbeitungssystem und Datenverarbeitungsverfahren mit einem Wiener-Filter
JP2008015741A (ja) * 2006-07-05 2008-01-24 Konica Minolta Holdings Inc 画像処理装置、画像処理方法及びこれを用いた撮像装置
KR101315136B1 (ko) * 2008-05-15 2013-10-07 지멘스 악티엔게젤샤프트 센서 디바이스
US7864086B2 (en) * 2008-10-06 2011-01-04 Donald Martin Monro Mode switched adaptive combinatorial coding/decoding for electrical computers and digital data processing systems
US7791513B2 (en) 2008-10-06 2010-09-07 Donald Martin Monro Adaptive combinatorial coding/decoding with specified occurrences for electrical computers and digital data processing systems
US7786907B2 (en) * 2008-10-06 2010-08-31 Donald Martin Monro Combinatorial coding/decoding with specified occurrences for electrical computers and digital data processing systems
US7786903B2 (en) * 2008-10-06 2010-08-31 Donald Martin Monro Combinatorial coding/decoding with specified occurrences for electrical computers and digital data processing systems
EP2485470A1 (de) * 2009-09-30 2012-08-08 Sharp Kabushiki Kaisha Bildvergrösserungsvorrichtung, bildvergrösserungsprogramm und anzeigevorrichtung
CN102844786A (zh) * 2010-03-01 2012-12-26 夏普株式会社 图像放大装置、图像放大程序、存储图像放大程序的存储介质和显示装置
US9968316B2 (en) 2010-12-29 2018-05-15 General Electric Company High-frequency anti-scatter grid movement profile for line cancellation
US8867699B2 (en) * 2011-08-31 2014-10-21 Shimadzu Corporation Radiographic device
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
CN111369450B (zh) * 2020-02-21 2024-02-02 华为技术有限公司 去除摩尔纹的方法与装置

Family Cites Families (15)

* 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
JPS55163472A (en) 1978-12-26 1980-12-19 Fuji Photo Film Co Ltd Radiant ray image processing method
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
JPS56164645A (en) 1980-05-21 1981-12-17 Oki Electric Ind Co Ltd Branch relaying system
US5028784A (en) * 1989-04-11 1991-07-02 Fuji Photo Film Co., Ltd. Method for generating radiation image signals, image processing method, and radiation image read-out apparatus
US5173788A (en) * 1990-02-07 1992-12-22 Brother Kogyo Kabushiki Kaisha Image reading device having moire depressing unit
FR2662283B1 (fr) * 1990-05-15 1992-07-24 Thomson Trt Defense Procede de correction d'images issues de capteur provoquant un bruit periodique, et dispositif de mise en óoeuvre.
US5798846A (en) * 1996-05-28 1998-08-25 Hewlett-Packard Company Apparatus and method for selectively processing a scanned image
JP3706201B2 (ja) * 1996-07-18 2005-10-12 富士写真フイルム株式会社 画像処理方法
JPH10164737A (ja) 1996-11-25 1998-06-19 Mitsubishi Electric Corp ガス絶縁送電路
US6333990B1 (en) * 1998-06-02 2001-12-25 General Electric Company Fourier spectrum method to remove grid line artifacts without changing the diagnostic quality in X-ray images
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
US6269176B1 (en) * 1998-12-21 2001-07-31 Eastman Kodak Company Method for x-ray antiscatter grid detection and suppression in digital radiography

Also Published As

Publication number Publication date
EP1120743B1 (de) 2006-07-26
US7336811B2 (en) 2008-02-26
DE60121639T2 (de) 2007-07-26
EP1120743A3 (de) 2003-09-17
US20010012407A1 (en) 2001-08-09
EP1120743A2 (de) 2001-08-01

Similar Documents

Publication Publication Date Title
DE60121639D1 (de) Verfahren und Vorrichtung zur Unterdrückung eines periodisches Geräusches
DE60132321D1 (de) Verfahren und vorrichtung zur verteilten geräuschunterdrückung
DE50012668D1 (de) Verfahren und vorrichtung zur fahrweisenbewertung
DE69806645D1 (de) Verfahren und vorrichtung zur gleichzeitigen sprachkodierung und geräuschunterdrückung
DE60132586D1 (de) Verfahren und vorrichtung zur abtastratenwandlung
DE60138564D1 (de) Verfahren und vorrichtung zur austenitischen schwe
DE60132763D1 (de) Verfahren und vorrichtung zur reinigung durch sublimation
DE60011541D1 (de) Verfahren und Vorrichtung zur NOx Reduktion
DE60117485D1 (de) Verfahren und Vorrichtung zur Pufferverwaltung
DE60015774D1 (de) Verfahren und vorrichtung zur reinigung eines bohrloches
DE50203083D1 (de) Vorrichtung und verfahren zur reinigung eines gargerätes
DE60135049D1 (de) Verfahren und Vorrichtung zur verbesserten Kammerreinigung
DE10393615D2 (de) Verfahren und Vorrichtung zur Stabilisierung eines Fahrzeuggespannes
DE60237007D1 (de) Verfahren und vorrichtung zur kurzfristigen inspekrobustheit
ATE299060T1 (de) Verfahren und vorrichtung zur drehbearbeitung
DE60143680D1 (de) Vorrichtung und Verfahren zur adaptiven Entzerrung
DE50110765D1 (de) Verfahren und vorrichtung zur herstellung eines bandförmigen gegenstandes
DE69837891D1 (de) Verfahren und vorrichtung zur abtastgeräuschunterdrückung
DE60021312D1 (de) Verfahren und Vorrichtung zur Filterreinigung
DE60100823D1 (de) Verfahren und Vorrichtung zur Kantendetektion
DE50207531D1 (de) Verfahren und vorrichtung zur unterdrückung von periodischen störsignalen
DE50115216D1 (de) Halbleiterbauelement und verfahren zur identifizierung eines halbleiterbauelementes
DE60031502D1 (de) Verfahren und Vorrichtung zur Typbestimmung eines Formblatts
DE60103201D1 (de) Verfahren und Vorrichtung zur Borstenherstellung
DE50012821D1 (de) Vorrichtung und verfahren zur geräuschunterdrückung in fernsprecheinrichtungen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP