JPS6058506B2 - 合成像から背景情報を除去する方法 - Google Patents

合成像から背景情報を除去する方法

Info

Publication number
JPS6058506B2
JPS6058506B2 JP51134259A JP13425976A JPS6058506B2 JP S6058506 B2 JPS6058506 B2 JP S6058506B2 JP 51134259 A JP51134259 A JP 51134259A JP 13425976 A JP13425976 A JP 13425976A JP S6058506 B2 JPS6058506 B2 JP S6058506B2
Authority
JP
Japan
Prior art keywords
data
background information
format
image
limbal
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
Application number
JP51134259A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5271136A (en
Inventor
トーマス・ハービイ・モーリン２世
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS5271136A publication Critical patent/JPS5271136A/ja
Publication of JPS6058506B2 publication Critical patent/JPS6058506B2/ja
Expired 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
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/20—Contour coding, e.g. using detection of edges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Processing Or Creating Images (AREA)
  • Digital Computer Display Output (AREA)
  • Editing Of Facsimile Originals (AREA)
JP51134259A 1975-12-08 1976-11-10 合成像から背景情報を除去する方法 Expired JPS6058506B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/638,566 US4020462A (en) 1975-12-08 1975-12-08 Method and apparatus for form removal from contour compressed image data
US638566 1975-12-08

Publications (2)

Publication Number Publication Date
JPS5271136A JPS5271136A (en) 1977-06-14
JPS6058506B2 true JPS6058506B2 (ja) 1985-12-20

Family

ID=24560552

Family Applications (2)

Application Number Title Priority Date Filing Date
JP51134259A Expired JPS6058506B2 (ja) 1975-12-08 1976-11-10 合成像から背景情報を除去する方法
JP58105106A Expired JPS6035867B2 (ja) 1975-12-08 1983-06-14 可変情報と背景情報との結合方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP58105106A Expired JPS6035867B2 (ja) 1975-12-08 1983-06-14 可変情報と背景情報との結合方法

Country Status (7)

Country Link
US (1) US4020462A (Direct)
JP (2) JPS6058506B2 (Direct)
CA (1) CA1096971A (Direct)
DE (1) DE2653288C2 (Direct)
FR (1) FR2334998A1 (Direct)
GB (1) GB1514894A (Direct)
IT (1) IT1123618B (Direct)

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US4435723A (en) * 1980-08-08 1984-03-06 Konishiroku Photo Industry Co., Ltd. Recording apparatus with editing capability
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US4442545A (en) * 1981-05-27 1984-04-10 Rca Corporation Compaction of television display graphics in phantom-raster-scanned image memory
JPS583058A (ja) * 1981-06-30 1983-01-08 Shimadzu Corp 画像デ−タ圧縮復元装置
US4531189A (en) * 1982-03-08 1985-07-23 Halliburton Company Data conversion, communication and analysis system
US4495639A (en) * 1982-03-08 1985-01-22 Halliburton Company Electronic data compressor
US4551766A (en) * 1982-03-08 1985-11-05 Halliburton Company Optical reader
JPS5968040A (ja) * 1982-10-11 1984-04-17 Fujitsu Ltd カード様式変更処理方法
JPS59101969A (ja) * 1982-12-01 1984-06-12 Dainippon Screen Mfg Co Ltd ２値画像パタ−ンのデ−タ処理方法及び装置
JPS59105187A (ja) * 1982-12-07 1984-06-18 Canon Inc 電子メモ装置
US4620288A (en) * 1983-10-26 1986-10-28 American Semiconductor Equipment Technologies Data handling system for a pattern generator
JPS6323189A (ja) * 1986-06-03 1988-01-30 日本電気株式会社 記号発生回路
JPS63173485A (ja) * 1987-01-13 1988-07-18 Toshiba Corp 画像デ−タ圧縮装置
JPS63211994A (ja) * 1987-02-27 1988-09-05 Nec Home Electronics Ltd 画像信号発生回路
US5485531A (en) * 1987-12-17 1996-01-16 Fuji Electric Co., Ltd. Character-feature extraction device
US4949392A (en) * 1988-05-20 1990-08-14 Eastman Kodak Company Document recognition and automatic indexing for optical character recognition
US5048096A (en) * 1989-12-01 1991-09-10 Eastman Kodak Company Bi-tonal image non-text matter removal with run length and connected component analysis
JP3048161B2 (ja) * 1989-12-29 2000-06-05 キヤノン株式会社 カラー画像伝送方法
JPH04343190A (ja) * 1991-05-21 1992-11-30 Hitachi Ltd 文字データ入力方式
US5416849A (en) * 1992-10-21 1995-05-16 International Business Machines Corporation Data processing system and method for field extraction of scanned images of document forms
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US5610995A (en) * 1995-06-06 1997-03-11 United Parcel Service Of America, Inc. Method and apparatus for compressing images containing optical symbols
KR100229545B1 (ko) * 1997-04-11 1999-11-15 전주범 윤곽선 영상 부호화에서의 윤곽선 복호화 장치
US6683984B1 (en) * 2000-07-31 2004-01-27 Hewlett-Packard Development Company, L.P. Digital imaging device with background training
US7440633B2 (en) * 2003-12-19 2008-10-21 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
US7424166B2 (en) * 2003-12-24 2008-09-09 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
US7424168B2 (en) * 2003-12-24 2008-09-09 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
US7400779B2 (en) * 2004-01-08 2008-07-15 Sharp Laboratories Of America, Inc. Enhancing the quality of decoded quantized images
US7800577B2 (en) * 2004-12-02 2010-09-21 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics
US8922594B2 (en) * 2005-06-15 2014-12-30 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with high frequency contrast enhancement
US8004511B2 (en) * 2004-12-02 2011-08-23 Sharp Laboratories Of America, Inc. Systems and methods for distortion-related source light management
US7961199B2 (en) * 2004-12-02 2011-06-14 Sharp Laboratories Of America, Inc. Methods and systems for image-specific tone scale adjustment and light-source control
US8947465B2 (en) * 2004-12-02 2015-02-03 Sharp Laboratories Of America, Inc. Methods and systems for display-mode-dependent brightness preservation
US8120570B2 (en) 2004-12-02 2012-02-21 Sharp Laboratories Of America, Inc. Systems and methods for tone curve generation, selection and application
US7768496B2 (en) * 2004-12-02 2010-08-03 Sharp Laboratories Of America, Inc. Methods and systems for image tonescale adjustment to compensate for a reduced source light power level
US7515160B2 (en) * 2006-07-28 2009-04-07 Sharp Laboratories Of America, Inc. Systems and methods for color preservation with image tone scale corrections
US8913089B2 (en) * 2005-06-15 2014-12-16 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with frequency-specific gain
US7924261B2 (en) * 2004-12-02 2011-04-12 Sharp Laboratories Of America, Inc. Methods and systems for determining a display light source adjustment
US7782405B2 (en) * 2004-12-02 2010-08-24 Sharp Laboratories Of America, Inc. Systems and methods for selecting a display source light illumination level
US9083969B2 (en) * 2005-08-12 2015-07-14 Sharp Laboratories Of America, Inc. Methods and systems for independent view adjustment in multiple-view displays
US7982707B2 (en) * 2004-12-02 2011-07-19 Sharp Laboratories Of America, Inc. Methods and systems for generating and applying image tone scale adjustments
US7839406B2 (en) * 2006-03-08 2010-11-23 Sharp Laboratories Of America, Inc. Methods and systems for enhancing display characteristics with ambient illumination input
US7826681B2 (en) * 2007-02-28 2010-11-02 Sharp Laboratories Of America, Inc. Methods and systems for surround-specific display modeling
US8000535B2 (en) * 2007-06-18 2011-08-16 Sharp Laboratories Of America, Inc. Methods and systems for refining text segmentation results
US8155434B2 (en) 2007-10-30 2012-04-10 Sharp Laboratories Of America, Inc. Methods and systems for image enhancement
US9177509B2 (en) * 2007-11-30 2015-11-03 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation with scene-cut detection
US8378956B2 (en) * 2007-11-30 2013-02-19 Sharp Laboratories Of America, Inc. Methods and systems for weighted-error-vector-based source light selection
US8203579B2 (en) * 2007-12-26 2012-06-19 Sharp Laboratories Of America, Inc. Methods and systems for backlight modulation with image characteristic mapping
US8169431B2 (en) 2007-12-26 2012-05-01 Sharp Laboratories Of America, Inc. Methods and systems for image tonescale design
US8223113B2 (en) * 2007-12-26 2012-07-17 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with variable delay
US8207932B2 (en) 2007-12-26 2012-06-26 Sharp Laboratories Of America, Inc. Methods and systems for display source light illumination level selection
US8179363B2 (en) * 2007-12-26 2012-05-15 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with histogram manipulation
US8531379B2 (en) * 2008-04-28 2013-09-10 Sharp Laboratories Of America, Inc. Methods and systems for image compensation for ambient conditions
JP2009278242A (ja) * 2008-05-13 2009-11-26 Konica Minolta Business Technologies Inc 画像合成方法及び印刷システム並びに画像合成プログラム
US8416179B2 (en) 2008-07-10 2013-04-09 Sharp Laboratories Of America, Inc. Methods and systems for color preservation with a color-modulated backlight
US9330630B2 (en) * 2008-08-30 2016-05-03 Sharp Laboratories Of America, Inc. Methods and systems for display source light management with rate change control
US8165724B2 (en) * 2009-06-17 2012-04-24 Sharp Laboratories Of America, Inc. Methods and systems for power-controlling display devices
US20110001737A1 (en) * 2009-07-02 2011-01-06 Kerofsky Louis J Methods and Systems for Ambient-Adaptive Image Display
US20110074803A1 (en) * 2009-09-29 2011-03-31 Louis Joseph Kerofsky Methods and Systems for Ambient-Illumination-Selective Display Backlight Modification and Image Enhancement
US8854416B2 (en) 2010-04-27 2014-10-07 Lifesize Communications, Inc. Recording a videoconference using a recording server
US8780166B2 (en) 2011-04-26 2014-07-15 Lifesize Communications, Inc. Collaborative recording of a videoconference using a recording server
US8786667B2 (en) 2011-04-26 2014-07-22 Lifesize Communications, Inc. Distributed recording of a videoconference in multiple formats

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US3872462A (en) * 1955-06-14 1975-03-18 Jerome H Lemelson Form filling system and method
US3166636A (en) * 1960-12-30 1965-01-19 Electrada Corp Data composer
US3496543A (en) * 1967-01-27 1970-02-17 Singer General Precision On-line read/copy data processing system accepting printed and graphic material
US3744899A (en) * 1968-09-06 1973-07-10 Ibm Method of preparing documents
US3820067A (en) * 1969-11-14 1974-06-25 Cognitronics Corp Character reading system controlled by preprinted program control characters on document form
US3710321A (en) * 1971-01-18 1973-01-09 Ibm Machine recognition of lexical symbols
US3863218A (en) * 1973-01-26 1975-01-28 Hitachi Ltd Pattern feature detection system

Also Published As

Publication number Publication date
IT1123618B (it) 1986-04-30
GB1514894A (en) 1978-06-21
JPS5932242A (ja) 1984-02-21
FR2334998B1 (Direct) 1980-05-09
DE2653288A1 (de) 1977-06-23
US4020462A (en) 1977-04-26
JPS6035867B2 (ja) 1985-08-16
CA1096971A (en) 1981-03-03
FR2334998A1 (fr) 1977-07-08
DE2653288C2 (de) 1983-08-25
JPS5271136A (en) 1977-06-14

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