DE69419072D1 - Verfahren zum Korrigieren der Ungleichmässigkeit in einem Thermodrucksystem - Google Patents

Verfahren zum Korrigieren der Ungleichmässigkeit in einem Thermodrucksystem

Info

Publication number
DE69419072D1
DE69419072D1 DE69419072T DE69419072T DE69419072D1 DE 69419072 D1 DE69419072 D1 DE 69419072D1 DE 69419072 T DE69419072 T DE 69419072T DE 69419072 T DE69419072 T DE 69419072T DE 69419072 D1 DE69419072 D1 DE 69419072D1
Authority
DE
Germany
Prior art keywords
procedure
printing system
thermal printing
correcting unevenness
unevenness
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
DE69419072T
Other languages
English (en)
Other versions
DE69419072T2 (de
Inventor
Eric Kaerts
Paul Verzele
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.)
Agfa HealthCare NV
Original Assignee
Agfa Gevaert NV
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 Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of DE69419072D1 publication Critical patent/DE69419072D1/de
Publication of DE69419072T2 publication Critical patent/DE69419072T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/35—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads providing current or voltage to the thermal head
    • B41J2/355—Control circuits for heating-element selection
    • B41J2/36—Print density control
DE69419072T 1993-05-28 1994-05-10 Verfahren zum Korrigieren der Ungleichmässigkeit in einem Thermodrucksystem Expired - Lifetime DE69419072T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93201534 1993-05-28

Publications (2)

Publication Number Publication Date
DE69419072D1 true DE69419072D1 (de) 1999-07-22
DE69419072T2 DE69419072T2 (de) 2000-02-17

Family

ID=8213852

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69419072T Expired - Lifetime DE69419072T2 (de) 1993-05-28 1994-05-10 Verfahren zum Korrigieren der Ungleichmässigkeit in einem Thermodrucksystem

Country Status (3)

Country Link
US (1) US5796420A (de)
JP (1) JPH0768823A (de)
DE (1) DE69419072T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3376223B2 (ja) * 1996-11-08 2003-02-10 キヤノン株式会社 記録ヘッド補正方法及びその装置
JP3608889B2 (ja) * 1996-12-09 2005-01-12 富士写真フイルム株式会社 シェーディング補正方法
JPH1148516A (ja) 1997-08-06 1999-02-23 Minolta Co Ltd 記録装置
US6249299B1 (en) * 1998-03-06 2001-06-19 Codonics, Inc. System for printhead pixel heat compensation
AU4244900A (en) * 1999-04-16 2000-11-02 Primera Technology, Inc. Dye diffusion thermal transfer printing on substrates
US7339690B2 (en) * 1999-07-14 2008-03-04 Fargo Electronics, Inc. Identification card printer with client/server
US6735484B1 (en) 2000-09-20 2004-05-11 Fargo Electronics, Inc. Printer with a process diagnostics system for detecting events
US8377844B2 (en) * 2001-05-30 2013-02-19 Zink Imaging, Inc. Thermally-insulating layers and direct thermal imaging members containing same
US7830405B2 (en) * 2005-06-23 2010-11-09 Zink Imaging, Inc. Print head pulsing techniques for multicolor printers
US7791626B2 (en) * 2001-05-30 2010-09-07 Zink Imaging, Inc. Print head pulsing techniques for multicolor printers
US7388686B2 (en) * 2003-02-25 2008-06-17 Zink Imaging, Llc Image stitching for a multi-head printer
US7290146B2 (en) 2004-05-03 2007-10-30 Fargo Electronics, Inc. Managed credential issuance
US7430762B2 (en) 2002-03-01 2008-09-30 Fargo Electronics, Inc. Identification card manufacturing security
US7620815B2 (en) 2003-02-21 2009-11-17 Fargo Electronics, Inc. Credential production using a secured consumable supply
US7139010B2 (en) * 2003-03-12 2006-11-21 Agfa Gevaert Thermal head printer and process for printing substantially light-insensitive recording materials
WO2005026908A2 (en) 2003-09-11 2005-03-24 Fargo Electronics, Inc. Identification card manufacturing system supply ordering and diagnostic report
EP1582362B1 (de) * 2004-04-02 2007-11-14 Agfa HealthCare NV Thermisches Druckverfahren
US7190385B2 (en) * 2004-04-02 2007-03-13 Agfa-Gevaert N.V. Thermal printing method
US7369145B2 (en) * 2005-01-10 2008-05-06 Polaroid Corporation Method and apparatus for controlling the uniformity of print density of a thermal print head array
US8099187B2 (en) 2005-08-18 2012-01-17 Hid Global Corporation Securely processing and tracking consumable supplies and consumable material
WO2021096482A1 (en) * 2019-11-11 2021-05-20 Hewlett-Packard Development Company, L.P. Providing a status of a radiation emitter
WO2022091004A1 (en) * 2020-10-28 2022-05-05 Entrust Corporation Plastic card printing systems with temperature and pixel density compensation

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6256161A (ja) * 1985-09-06 1987-03-11 Sharp Corp 印字装置
JPS62256575A (ja) * 1986-04-30 1987-11-09 Fuji Xerox Co Ltd 感熱記録装置
JPH01192561A (ja) * 1988-01-29 1989-08-02 Toshiba Corp 画情報処理方式
JP3003864B2 (ja) * 1988-04-14 2000-01-31 株式会社リコー 固体走査型記録ヘッドの駆動方法及びその装置
JPH01310971A (ja) * 1988-06-08 1989-12-15 Eastman Kodatsuku Japan Kk サーマルプリンタの濃度ムラ補正方法
US4827279A (en) * 1988-06-16 1989-05-02 Eastman Kodak Company Process for correcting across-the-head nonuniformity in thermal printers
NL8803152A (nl) * 1988-12-23 1990-07-16 Philips Nv Prediktieve kodeer- en dekodeerschakeling voor beeldelementwaarden.
US5010491A (en) * 1988-12-27 1991-04-23 International Business Machines Corp. Automated system for machining parts to close tolerances
GB9007014D0 (en) * 1990-03-29 1990-05-30 Dowty Maritime Systems Ltd Thermal recording apparatus
JPH048561A (ja) * 1990-04-26 1992-01-13 Sanyo Electric Co Ltd サーマルヘッドの駆動方法
GB9114577D0 (en) 1991-07-05 1993-10-13 Marconi Gec Ltd Optical signal processing arrangement

Also Published As

Publication number Publication date
JPH0768823A (ja) 1995-03-14
US5796420A (en) 1998-08-18
DE69419072T2 (de) 2000-02-17

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGFA HEALTHCARE NV, MORTSEL, BE