FR2633077B1 - Procede et circuit de conversion de gradation d'une image numerique, dispositif de reglage de densite d'impression pour une imprimante et imprimante utilisant ce procede - Google Patents

Procede et circuit de conversion de gradation d'une image numerique, dispositif de reglage de densite d'impression pour une imprimante et imprimante utilisant ce procede

Info

Publication number
FR2633077B1
FR2633077B1 FR8908099A FR8908099A FR2633077B1 FR 2633077 B1 FR2633077 B1 FR 2633077B1 FR 8908099 A FR8908099 A FR 8908099A FR 8908099 A FR8908099 A FR 8908099A FR 2633077 B1 FR2633077 B1 FR 2633077B1
Authority
FR
France
Prior art keywords
printer
gradation
conversion
circuit
digital 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.)
Expired - Fee Related
Application number
FR8908099A
Other languages
English (en)
French (fr)
Other versions
FR2633077A1 (fr
Inventor
Harada Masaki
Kano Hiroshi
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of FR2633077A1 publication Critical patent/FR2633077A1/fr
Application granted granted Critical
Publication of FR2633077B1 publication Critical patent/FR2633077B1/fr
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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
    • G06K2215/0002—Handling the output data
    • G06K2215/004—Generic data transformation
    • G06K2215/006—Anti-aliasing raster data
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
    • G06K2215/0002—Handling the output data
    • G06K2215/0062—Handling the output data combining generic and host data, e.g. filling a raster
    • G06K2215/0071—Post-treatment of the composed image, e.g. compression, rotation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K2215/00—Arrangements for producing a permanent visual presentation of the output data
    • G06K2215/0082—Architecture adapted for a particular function
    • G06K2215/0094—Colour printing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electronic Switches (AREA)
  • Color, Gradation (AREA)
FR8908099A 1988-06-20 1989-06-19 Procede et circuit de conversion de gradation d'une image numerique, dispositif de reglage de densite d'impression pour une imprimante et imprimante utilisant ce procede Expired - Fee Related FR2633077B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63151768A JPH0780310B2 (ja) 1988-06-20 1988-06-20 熱転写プリンタの記録濃度制御方法

Publications (2)

Publication Number Publication Date
FR2633077A1 FR2633077A1 (fr) 1989-12-22
FR2633077B1 true FR2633077B1 (fr) 1995-04-21

Family

ID=15525870

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8908099A Expired - Fee Related FR2633077B1 (fr) 1988-06-20 1989-06-19 Procede et circuit de conversion de gradation d'une image numerique, dispositif de reglage de densite d'impression pour une imprimante et imprimante utilisant ce procede

Country Status (4)

Country Link
JP (1) JPH0780310B2 (enrdf_load_stackoverflow)
DE (1) DE3919979A1 (enrdf_load_stackoverflow)
FR (1) FR2633077B1 (enrdf_load_stackoverflow)
GB (1) GB2221366B (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2842484B2 (ja) * 1990-04-19 1999-01-06 三菱電機株式会社 中間調記録装置
EP0482924B1 (en) * 1990-10-24 1997-09-24 Canon Kabushiki Kaisha Image transmission, reception and recording apparatus
KR100188439B1 (ko) * 1990-11-28 1999-06-01 윤종용 문서화상데이터의 해상도 및 계조변환장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2280274A1 (fr) * 1974-07-25 1976-02-20 Cit Alcatel Chaine de transmission d'images
JPS58150376A (ja) * 1982-03-02 1983-09-07 Sony Corp ビデオ信号処理装置
JPS5954376A (ja) * 1982-09-21 1984-03-29 Konishiroku Photo Ind Co Ltd 画像処理方法
JPS59163953A (ja) * 1983-03-08 1984-09-17 Canon Inc 画像処理装置
JPS59227472A (ja) * 1983-06-09 1984-12-20 Hitachi Ltd 感熱転写プリンタ
US4829584A (en) * 1985-03-26 1989-05-09 Dainippon Screen Mfg. Co., Ltd. Image input system
US4639769A (en) * 1985-04-01 1987-01-27 Eastman Kodak Company Modifying color digital images
JPS6261475A (ja) * 1985-09-12 1987-03-18 Olympus Optical Co Ltd ２値記録装置における擬似中間調記録方法
JPS62256574A (ja) * 1986-04-30 1987-11-09 Fuji Xerox Co Ltd 印写装置
JPS63309077A (ja) * 1987-06-11 1988-12-16 Seikosha Co Ltd ビデオプリンタ

Also Published As

Publication number Publication date
GB2221366A (en) 1990-01-31
DE3919979C2 (enrdf_load_stackoverflow) 1992-06-04
FR2633077A1 (fr) 1989-12-22
JPH023347A (ja) 1990-01-08
GB8914163D0 (en) 1989-08-09
GB2221366B (en) 1992-11-18
DE3919979A1 (de) 1989-12-21
JPH0780310B2 (ja) 1995-08-30

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070228