JPH0134498B2 - - Google Patents

Info

Publication number
JPH0134498B2
JPH0134498B2 JP57159226A JP15922682A JPH0134498B2 JP H0134498 B2 JPH0134498 B2 JP H0134498B2 JP 57159226 A JP57159226 A JP 57159226A JP 15922682 A JP15922682 A JP 15922682A JP H0134498 B2 JPH0134498 B2 JP H0134498B2
Authority
JP
Japan
Prior art keywords
information
data
points
sampling point
necessary
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
JP57159226A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5949071A (ja
Inventor
Tsukasa Okai
Shuichi Araki
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.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing 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 Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Priority to JP57159226A priority Critical patent/JPS5949071A/ja
Priority to US06/514,673 priority patent/US4513444A/en
Priority to DE19833326583 priority patent/DE3326583A1/de
Priority to GB08324333A priority patent/GB2126858B/en
Priority to FR838314522A priority patent/FR2533040B1/fr
Publication of JPS5949071A publication Critical patent/JPS5949071A/ja
Publication of JPH0134498B2 publication Critical patent/JPH0134498B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B19/00—Photoelectronic composing machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B27/00—Control, indicating, or safety devices or systems for composing machines of various kinds or types
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K11/00—Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signal
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0007—Image acquisition
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Artificial Intelligence (AREA)
  • Computer Hardware Design (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Image Processing (AREA)
  • Storing Facsimile Image Data (AREA)
  • Image Analysis (AREA)
JP57159226A 1982-09-13 1982-09-13 図形輪郭デ−タ圧縮方法 Granted JPS5949071A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP57159226A JPS5949071A (ja) 1982-09-13 1982-09-13 図形輪郭デ−タ圧縮方法
US06/514,673 US4513444A (en) 1982-09-13 1983-07-18 Method of compressing data
DE19833326583 DE3326583A1 (de) 1982-09-13 1983-07-23 Verfahren zur datenkomprimierung
GB08324333A GB2126858B (en) 1982-09-13 1983-09-12 Method of compressing data
FR838314522A FR2533040B1 (fr) 1982-09-13 1983-09-13 Procede de compression des donnees

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57159226A JPS5949071A (ja) 1982-09-13 1982-09-13 図形輪郭デ−タ圧縮方法

Publications (2)

Publication Number Publication Date
JPS5949071A JPS5949071A (ja) 1984-03-21
JPH0134498B2 true JPH0134498B2 (en, 2012) 1989-07-19

Family

ID=15689091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57159226A Granted JPS5949071A (ja) 1982-09-13 1982-09-13 図形輪郭デ−タ圧縮方法

Country Status (5)

Country Link
US (1) US4513444A (en, 2012)
JP (1) JPS5949071A (en, 2012)
DE (1) DE3326583A1 (en, 2012)
FR (1) FR2533040B1 (en, 2012)
GB (1) GB2126858B (en, 2012)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59161182A (ja) * 1983-03-04 1984-09-11 Toshiba Corp 線図形処理装置
EP0131676B1 (de) * 1983-07-04 1989-08-02 URW Software & Type GmbH Verfahren zum automatischen Digitalisieren des Umrisses von Strichgraphiken z.B. Buchstaben
GB2147474B (en) * 1983-10-03 1987-05-07 Shaken Kk Method of processing character or pictorial image data
US4669097A (en) * 1985-10-21 1987-05-26 The Foxboro Company Data compression for display and storage
US4794387A (en) * 1985-11-18 1988-12-27 Sanders Royden C Jun Enhanced raster image producing system
US4856920A (en) * 1986-01-03 1989-08-15 Sanders Royden C Jun Dot matrix printing and scanning
WO1988002145A1 (en) * 1986-09-18 1988-03-24 Hudson-Allen Limited Digital processing of sensor signals for reading binary storage media
KR930003416B1 (ko) * 1988-03-29 1993-04-29 주식회사 금성사 폰트의 함축방법
US5109438A (en) * 1990-04-25 1992-04-28 Hughes Aircraft Company Data compression system and method
US5245679A (en) * 1990-05-11 1993-09-14 Hewlett-Packard Company Data field image compression
DE69228741T2 (de) * 1991-10-02 1999-09-02 Fujitsu Ltd. Verfahren zur bestimmung der lokalen orientierung eines kontursegmentes und zur bestimmung von linien und ecken
US5699445A (en) * 1992-04-10 1997-12-16 Paul W. Martin Method for recording compressed data
US5590220A (en) * 1992-08-12 1996-12-31 International Business Machines Corporation Bending point extraction method for optical character recognition system
US5471248A (en) * 1992-11-13 1995-11-28 National Semiconductor Corporation System for tile coding of moving images
US5623555A (en) * 1994-04-18 1997-04-22 Lucent Technologies Inc. Method and apparatus for handwriting decompression using estimated timing information
US5926567A (en) * 1995-03-01 1999-07-20 Compaq Computer Corporation Method and apparatus for storing and rapidly displaying graphic data
US6125207A (en) * 1995-06-05 2000-09-26 Motorola, Inc. Encoded facsimile communication with a selective system and method therefor
JPH09282080A (ja) * 1996-04-16 1997-10-31 Canon Inc 情報入力方法とその装置
US5774385A (en) * 1996-09-09 1998-06-30 The Foxboro Company Method and apparatus for data compression
JP3172498B2 (ja) * 1998-10-02 2001-06-04 インターナショナル・ビジネス・マシーンズ・コーポレ−ション イメージ認識用特徴値抽出方法、およびその装置、イメージ解析プログラムを格納する記憶媒体
US6411740B1 (en) * 1998-11-04 2002-06-25 Sharp Laboratories Of America, Incorporated Method for non-uniform quantization in a resolution hierarchy by use of a nonlinearity
US6654713B1 (en) * 1999-11-22 2003-11-25 Hewlett-Packard Development Company, L.P. Method to compress a piecewise linear waveform so compression error occurs on only one side of the waveform
AU2001274972A1 (en) * 2000-05-26 2001-12-11 Citrix Systems, Inc. Method and system for efficiently reducing graphical display data for transmission over a low bandwidth transport protocol mechanism

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029947A (en) * 1973-05-11 1977-06-14 Rockwell International Corporation Character generating method and system
GB1517870A (en) * 1976-12-20 1978-07-12 Ibm Apparatus for producing vectors from raster scanned data
US4199815A (en) * 1978-05-12 1980-04-22 Electra Corporation Typesetter character generating apparatus

Also Published As

Publication number Publication date
GB8324333D0 (en) 1983-10-12
JPS5949071A (ja) 1984-03-21
DE3326583C2 (en, 2012) 1987-07-09
GB2126858B (en) 1986-08-20
FR2533040B1 (fr) 1990-12-07
DE3326583A1 (de) 1984-03-15
GB2126858A (en) 1984-03-28
US4513444A (en) 1985-04-23
FR2533040A1 (fr) 1984-03-16

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