DE3680474D1 - Verfahren und geraet zur steuerung der druckqualitaet eines thermodruckers. - Google Patents

Verfahren und geraet zur steuerung der druckqualitaet eines thermodruckers.

Info

Publication number
DE3680474D1
DE3680474D1 DE8686113658T DE3680474T DE3680474D1 DE 3680474 D1 DE3680474 D1 DE 3680474D1 DE 8686113658 T DE8686113658 T DE 8686113658T DE 3680474 T DE3680474 T DE 3680474T DE 3680474 D1 DE3680474 D1 DE 3680474D1
Authority
DE
Germany
Prior art keywords
controlling
print quality
thermal printer
printer
print
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
DE8686113658T
Other languages
English (en)
Inventor
Frank James Horlander
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.)
Lexmark International Inc
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
Application granted granted Critical
Publication of DE3680474D1 publication Critical patent/DE3680474D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE8686113658T 1985-10-31 1986-10-03 Verfahren und geraet zur steuerung der druckqualitaet eines thermodruckers. Expired - Fee Related DE3680474D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/793,354 US4700199A (en) 1985-10-31 1985-10-31 Print quality controller for a thermal printer

Publications (1)

Publication Number Publication Date
DE3680474D1 true DE3680474D1 (de) 1991-08-29

Family

ID=25159720

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686113658T Expired - Fee Related DE3680474D1 (de) 1985-10-31 1986-10-03 Verfahren und geraet zur steuerung der druckqualitaet eines thermodruckers.

Country Status (4)

Country Link
US (1) US4700199A (de)
EP (1) EP0223979B1 (de)
JP (1) JPS62105650A (de)
DE (1) DE3680474D1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR910007684A (ko) * 1989-10-03 1991-05-30 야마무라 가쯔미 서멀프린터의 구동 제어 장치
TW201835B (de) * 1991-10-03 1993-03-11 Mitsubishi Electric Machine
EP0726850A1 (de) * 1993-11-01 1996-08-21 Lasermaster Corporation Verfahren und vorrichtung zur steuerung eines thermodruckkopfes
US5519426A (en) * 1993-11-01 1996-05-21 Lasermaster Corporation Method for controlling a thermal printer to increase resolution
US6975428B1 (en) 2000-03-27 2005-12-13 International Business Machines Corporation Method, system, and program for reducing toner usage in print output
US7064859B1 (en) 2000-03-27 2006-06-20 International Business Machines Corporation Method, system, program, and data structure for producing a look-up table to enhance print quality
US6975427B1 (en) 2000-03-27 2005-12-13 International Business Machines Corporation Method, system, and program for using look-up tables to filter raster data

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590383A (en) * 1978-12-27 1980-07-08 Canon Inc Thermal printer
JPS6036397B2 (ja) * 1980-03-31 1985-08-20 株式会社東芝 熱記録装置
JPS574784A (en) * 1980-06-13 1982-01-11 Canon Inc Thermal printer
JPS57117978A (en) * 1981-01-16 1982-07-22 Canon Inc Thermal printer
DE3273429D1 (en) * 1981-06-19 1986-10-30 Toshiba Kk Thermal printer
JPS58155975A (ja) * 1982-03-12 1983-09-16 Ricoh Co Ltd 感熱記録装置
JPS58215375A (ja) * 1982-06-08 1983-12-14 Toshiba Corp 感熱記録装置
US4574293A (en) * 1983-05-23 1986-03-04 Fuji Xerox Co., Ltd. Compensation for heat accumulation in a thermal head
JPS59229365A (ja) * 1983-05-23 1984-12-22 Fuji Xerox Co Ltd サ−マルヘツドの蓄熱補正方法

Also Published As

Publication number Publication date
JPS62105650A (ja) 1987-05-16
EP0223979B1 (de) 1991-07-24
EP0223979A1 (de) 1987-06-03
US4700199A (en) 1987-10-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: LEXMARK INTERNATIONAL, INC. (N.D.GES.D.STAATES DEL

8328 Change in the person/name/address of the agent

Free format text: ABITZ, W., DIPL.-ING.DR.-ING. MORF, D., DR. GRITSCHNEDER, M., DIPL.-PHYS. FRHR. VON WITTGENSTEIN, A., DIPL.-CHEM. DR.PHIL.NAT., PAT.-ANWAELTE, 81679 MUENCHEN

8339 Ceased/non-payment of the annual fee