DE3520405A1 - Verfahren zur bearbeitung von bildsignalen - Google Patents

Verfahren zur bearbeitung von bildsignalen

Info

Publication number
DE3520405A1
DE3520405A1 DE19853520405 DE3520405A DE3520405A1 DE 3520405 A1 DE3520405 A1 DE 3520405A1 DE 19853520405 DE19853520405 DE 19853520405 DE 3520405 A DE3520405 A DE 3520405A DE 3520405 A1 DE3520405 A1 DE 3520405A1
Authority
DE
Germany
Prior art keywords
window
pixel information
correction amount
value
image
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.)
Granted
Application number
DE19853520405
Other languages
German (de)
English (en)
Other versions
DE3520405C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Masayuki Kanagawa Matsumoto
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 JP59118648A external-priority patent/JPS60263580A/ja
Priority claimed from JP59118646A external-priority patent/JPH0748797B2/ja
Priority claimed from JP59118647A external-priority patent/JPS60263579A/ja
Priority claimed from JP59118645A external-priority patent/JPS60263577A/ja
Priority claimed from JP59118644A external-priority patent/JPH0748796B2/ja
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of DE3520405A1 publication Critical patent/DE3520405A1/de
Application granted granted Critical
Publication of DE3520405C2 publication Critical patent/DE3520405C2/de
Granted 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
    • H04N1/4092—Edge or detail enhancement

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
DE19853520405 1984-06-09 1985-06-07 Verfahren zur bearbeitung von bildsignalen Granted DE3520405A1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP59118648A JPS60263580A (ja) 1984-06-09 1984-06-09 画像信号補正方法
JP59118646A JPH0748797B2 (ja) 1984-06-09 1984-06-09 画像信号補正方法
JP59118647A JPS60263579A (ja) 1984-06-09 1984-06-09 画像信号補正方法
JP59118645A JPS60263577A (ja) 1984-06-09 1984-06-09 画像信号補正方法
JP59118644A JPH0748796B2 (ja) 1984-06-09 1984-06-09 画像信号補正方法

Publications (2)

Publication Number Publication Date
DE3520405A1 true DE3520405A1 (de) 1985-12-12
DE3520405C2 DE3520405C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-06-27

Family

ID=27526809

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853520405 Granted DE3520405A1 (de) 1984-06-09 1985-06-07 Verfahren zur bearbeitung von bildsignalen

Country Status (3)

Country Link
US (1) US4724544A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3520405A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (4) GB2160065B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005174A1 (de) * 1990-02-19 1991-08-22 Agfa Gevaert Ag Verfahren und vorrichtung zur punktweisen erfassung einer vorlage zur punktweisen bildverarbeitung und zur punktweisen aufbelichtung

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876610A (en) * 1986-12-25 1989-10-24 Canon Kabushiki Kaisha Image processing apparatus with binarization-error dispersal
DE3708795C2 (de) * 1987-03-18 1995-08-03 Gsf Forschungszentrum Umwelt Verfahren zur Größenselektion in Videoechtzeit
US4903147A (en) * 1987-07-08 1990-02-20 Matsushita Electric Industrial Co., Ltd. Method and apparatus for processing an image
US4855943A (en) * 1987-07-24 1989-08-08 Eastman Kodak Company Method and apparatus for deaveraging a stream of averaged data
US5051902A (en) * 1987-10-20 1991-09-24 Fuji Photo Film Co., Ltd. Method and apparatus for radiation image processing and x-ray image processing, including spatial frequency filtering to improve graininess
US4783840A (en) * 1987-12-04 1988-11-08 Polaroid Corporation Method for enhancing image data by noise reduction or sharpening
US4910693A (en) * 1987-12-29 1990-03-20 Hughes Aircraft Company Method and apparatus for sampling lattice pattern generation and processing
EP0331199B1 (en) * 1988-03-04 1993-10-20 Fuji Photo Film Co., Ltd. Method of and apparatus for recording image
US4941190A (en) * 1988-07-15 1990-07-10 Minnesota Mining And Manufacturing Company Method and system for enhancement of a digitized image
US5003613A (en) * 1988-12-21 1991-03-26 Recognition Equipment Incorporated Document processing system and method
US5003618A (en) * 1989-07-14 1991-03-26 University Of Pittsburgh Of The Commonwealth System Of Higher Education Automatic adaptive anisotropic digital filtering and biasing of digitized images
US5251270A (en) * 1990-08-30 1993-10-05 Fuji Xerox Co., Ltd. Matrix calculating circuit
US5379065A (en) * 1992-06-22 1995-01-03 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Programmable hyperspectral image mapper with on-array processing
US5524070A (en) * 1992-10-07 1996-06-04 The Research Foundation Of State University Of New York Local adaptive contrast enhancement
JP2526532B2 (ja) * 1992-10-14 1996-08-21 日本プレシジョン・サーキッツ株式会社 画像処理用デジタルフィルタ
KR100206319B1 (ko) * 1995-12-13 1999-07-01 윤종용 비디오 신호의 로컬 콘트라스트 개선을 위한 방법및장치
US5915035A (en) * 1997-01-27 1999-06-22 Aetex Biometric Corporation Method for extracting high-level features for fingerprint recognition
JPH10274819A (ja) * 1997-03-31 1998-10-13 Fuji Photo Film Co Ltd 感光材料の走査露光方法及び感光材料の露光装置
US6195467B1 (en) 1999-03-25 2001-02-27 Image Processing Technologies, Inc. Method and apparatus for sharpening a grayscale image
GB0124126D0 (en) * 2001-10-08 2001-11-28 Eschmann Holdings Ltd Surgical tables
CN100550981C (zh) * 2006-11-06 2009-10-14 广达电脑股份有限公司 影像处理装置及方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2300514A1 (de) * 1972-01-05 1973-07-19 Crosfield Electronics Ltd Farbscanner
DE2452949B2 (de) * 1973-11-09 1976-10-21 Fujitsu Ltd., Kawasaki, Kanagawa (Japan) Schriftzeichensignalverarbeitungsanordnung
GB2057219A (en) * 1979-07-02 1981-03-25 Dainippon Screen Mfg Reproduction picture sharpness emphasizing method
DE3114275A1 (de) * 1981-04-09 1982-11-04 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und schaltungsanordnung zum verdecken von fehlern in einem digitalen videosignal
US4389677A (en) * 1980-12-08 1983-06-21 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for removing erroneous elements from digital images
US4398256A (en) * 1981-03-16 1983-08-09 Hughes Aircraft Company Image processing architecture

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464788A (en) * 1979-09-10 1984-08-07 Environmental Research Institute Of Michigan Dynamic data correction generator for an image analyzer system
JPS57178486A (en) * 1981-04-25 1982-11-02 Nippon Kogaku Kk <Nikon> Smoothing device for binary image signal
US4396938A (en) * 1981-07-23 1983-08-02 Rca Corporation Controlled ram signal processor
JPS58150376A (ja) * 1982-03-02 1983-09-07 Sony Corp ビデオ信号処理装置
US4499598A (en) * 1982-07-02 1985-02-12 Conoco Inc. Edge and line detection in multidimensional noisey, imagery data
JPS59141871A (ja) * 1983-02-02 1984-08-14 Dainippon Screen Mfg Co Ltd 画像走査記録時における鮮鋭度強調方法
JPS60253368A (ja) * 1983-11-10 1985-12-14 Dainippon Screen Mfg Co Ltd 複製画像記録表示等に於けるｊａｇ除去方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2300514A1 (de) * 1972-01-05 1973-07-19 Crosfield Electronics Ltd Farbscanner
DE2452949B2 (de) * 1973-11-09 1976-10-21 Fujitsu Ltd., Kawasaki, Kanagawa (Japan) Schriftzeichensignalverarbeitungsanordnung
GB2057219A (en) * 1979-07-02 1981-03-25 Dainippon Screen Mfg Reproduction picture sharpness emphasizing method
US4389677A (en) * 1980-12-08 1983-06-21 Ncr Canada Ltd - Ncr Canada Ltee Method and apparatus for removing erroneous elements from digital images
US4398256A (en) * 1981-03-16 1983-08-09 Hughes Aircraft Company Image processing architecture
DE3114275A1 (de) * 1981-04-09 1982-11-04 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und schaltungsanordnung zum verdecken von fehlern in einem digitalen videosignal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005174A1 (de) * 1990-02-19 1991-08-22 Agfa Gevaert Ag Verfahren und vorrichtung zur punktweisen erfassung einer vorlage zur punktweisen bildverarbeitung und zur punktweisen aufbelichtung

Also Published As

Publication number Publication date
GB8719312D0 (en) 1987-09-23
GB2192113B (en) 1988-11-09
GB8719311D0 (en) 1987-09-23
GB2160065B (en) 1988-11-09
US4724544A (en) 1988-02-09
GB2192114A (en) 1987-12-31
DE3520405C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-06-27
GB2192114B (en) 1988-11-09
GB8719313D0 (en) 1987-09-23
GB2192113A (en) 1987-12-31
GB2160065A (en) 1985-12-11
GB2192112A (en) 1987-12-31
GB8514411D0 (en) 1985-07-10
GB2192112B (en) 1988-11-09

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: KUHNEN, R., DIPL.-ING. WACKER, P., DIPL.-ING. DIPL

8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee