DE69216885D1 - Verfahren und Schaltkreis zur Steuerung des Wärmedruckes unter Berücksichtigung vorangegangener Wärmedruckwerte - Google Patents

Verfahren und Schaltkreis zur Steuerung des Wärmedruckes unter Berücksichtigung vorangegangener Wärmedruckwerte

Info

Publication number
DE69216885D1
DE69216885D1 DE69216885T DE69216885T DE69216885D1 DE 69216885 D1 DE69216885 D1 DE 69216885D1 DE 69216885 T DE69216885 T DE 69216885T DE 69216885 T DE69216885 T DE 69216885T DE 69216885 D1 DE69216885 D1 DE 69216885D1
Authority
DE
Germany
Prior art keywords
thermal pressure
account
controlling
circuit
pressure values
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
DE69216885T
Other languages
English (en)
Other versions
DE69216885T2 (de
Inventor
Takafumi Endo
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE69216885D1 publication Critical patent/DE69216885D1/de
Application granted granted Critical
Publication of DE69216885T2 publication Critical patent/DE69216885T2/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
    • B41J2/3555—Historical control
    • 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
DE69216885T 1991-03-25 1992-03-25 Verfahren und Schaltkreis zur Steuerung des Wärmedruckes unter Berücksichtigung vorangegangener Wärmedruckwerte Expired - Fee Related DE69216885T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8293691 1991-03-25
JP26258791 1991-09-17
JP2748092 1992-01-20

Publications (2)

Publication Number Publication Date
DE69216885D1 true DE69216885D1 (de) 1997-03-06
DE69216885T2 DE69216885T2 (de) 1997-08-28

Family

ID=27285814

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69216885T Expired - Fee Related DE69216885T2 (de) 1991-03-25 1992-03-25 Verfahren und Schaltkreis zur Steuerung des Wärmedruckes unter Berücksichtigung vorangegangener Wärmedruckwerte

Country Status (4)

Country Link
US (1) US5377159A (de)
EP (1) EP0506016B1 (de)
JP (1) JPH05261961A (de)
DE (1) DE69216885T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201835B (de) * 1991-10-03 1993-03-11 Mitsubishi Electric Machine
US5444464A (en) * 1992-01-20 1995-08-22 Mitsubishi Denki Kabushiki Kaisha Thermal printer head driving circuit with thermal history based control
EP0773487A1 (de) * 1995-11-09 1997-05-14 Agfa-Gevaert N.V. Anordnung für direktes elektrostatisches Drucken (DEP) mit "Vorkorrektur"
CA2207236C (en) * 1996-06-07 2002-02-05 Canon Kabushiki Kaisha Liquid ejection method, head and apparatus
US6249299B1 (en) 1998-03-06 2001-06-19 Codonics, Inc. System for printhead pixel heat compensation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3975707A (en) * 1970-04-13 1976-08-17 Canon Kabushiki Kaisha Device for controlling the density of printing characters
US4305080A (en) * 1979-07-18 1981-12-08 International Business Machines Corporation Compensating driver circuit for thermal print head
JPS57102375A (en) * 1980-12-19 1982-06-25 Canon Inc Thermal printer
JPS63247065A (ja) * 1987-04-03 1988-10-13 Tamura Seisakusho Co Ltd 感熱記録装置の温度補償方式

Also Published As

Publication number Publication date
EP0506016B1 (de) 1997-01-22
JPH05261961A (ja) 1993-10-12
EP0506016A2 (de) 1992-09-30
EP0506016A3 (en) 1993-05-26
US5377159A (en) 1994-12-27
DE69216885T2 (de) 1997-08-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee