GB2356375B - A method of controlling a print head - Google Patents

A method of controlling a print head

Info

Publication number
GB2356375B
GB2356375B GB9927596A GB9927596A GB2356375B GB 2356375 B GB2356375 B GB 2356375B GB 9927596 A GB9927596 A GB 9927596A GB 9927596 A GB9927596 A GB 9927596A GB 2356375 B GB2356375 B GB 2356375B
Authority
GB
United Kingdom
Prior art keywords
controlling
print head
print
head
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
GB9927596A
Other versions
GB2356375A (en
GB9927596D0 (en
Inventor
Clive Lawrence Ayling
David Roger Tegerdine
Geoffrey Stuart Howe
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.)
Esselte NV
Original Assignee
Esselte 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 Esselte NV filed Critical Esselte NV
Priority to GB9927596A priority Critical patent/GB2356375B/en
Publication of GB9927596D0 publication Critical patent/GB9927596D0/en
Publication of GB2356375A publication Critical patent/GB2356375A/en
Application granted granted Critical
Publication of GB2356375B publication Critical patent/GB2356375B/en
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
    • B41J2/3553—Heater resistance determination
    • 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
    • B41J2/3558—Voltage control or determination
GB9927596A 1999-11-22 1999-11-22 A method of controlling a print head Expired - Fee Related GB2356375B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9927596A GB2356375B (en) 1999-11-22 1999-11-22 A method of controlling a print head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9927596A GB2356375B (en) 1999-11-22 1999-11-22 A method of controlling a print head

Publications (3)

Publication Number Publication Date
GB9927596D0 GB9927596D0 (en) 2000-01-19
GB2356375A GB2356375A (en) 2001-05-23
GB2356375B true GB2356375B (en) 2003-04-09

Family

ID=10864932

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9927596A Expired - Fee Related GB2356375B (en) 1999-11-22 1999-11-22 A method of controlling a print head

Country Status (1)

Country Link
GB (1) GB2356375B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7826660B2 (en) 2003-02-27 2010-11-02 Saquib Suhail S Digital image exposure correction
US7907157B2 (en) 2002-02-19 2011-03-15 Senshin Capital, Llc Technique for printing a color image
USRE42473E1 (en) 2001-05-30 2011-06-21 Senshin Capital, Llc Rendering images utilizing adaptive error diffusion
USRE43149E1 (en) 2001-03-27 2012-01-31 Senshin Capital, Llc Method for generating a halftone of a source image
US8773685B2 (en) 2003-07-01 2014-07-08 Intellectual Ventures I Llc High-speed digital image printing system

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2448327A1 (en) * 2001-05-30 2002-12-05 Polaroid Corporation A high speed photo-printing apparatus
US6842186B2 (en) 2001-05-30 2005-01-11 Polaroid Corporation High speed photo-printing apparatus
US20060098038A1 (en) * 2004-11-05 2006-05-11 Samsung Electronics Co., Ltd. Method and apparatus for compensating for energy difference of thermal print head
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

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113391A (en) * 1975-10-27 1978-09-12 Kabushiki Kaisha Suwa Seikosha Method for controlling voltage and providing temperature compensation in a thermal printer
US4168421A (en) * 1976-10-25 1979-09-18 Shinshu Seiki Kabushiki Kaisha Voltage compensating drive circuit for a thermal printer
GB2138190A (en) * 1983-04-14 1984-10-17 Monarch Marking Systems Inc Hand-held labeller utilizing thermographic recording apparatus
FR2692839A1 (en) * 1992-06-25 1993-12-31 Sagem Energy supply for thermal print head of facsimile machine - uses measurement of supply voltage to heating element on print head to determine duration of supply and thus temperature
US5432533A (en) * 1986-07-18 1995-07-11 Canon Kabushiki Kaisha Recording method with control of head energization and recording medium conveyance power consumption
EP0667240A2 (en) * 1994-02-15 1995-08-16 Monarch Marking Systems, Inc. Battery powered barcode printer
US5978006A (en) * 1995-04-04 1999-11-02 Gemplus Thermal dye transfer printing method with electrical loss compensation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113391A (en) * 1975-10-27 1978-09-12 Kabushiki Kaisha Suwa Seikosha Method for controlling voltage and providing temperature compensation in a thermal printer
US4168421A (en) * 1976-10-25 1979-09-18 Shinshu Seiki Kabushiki Kaisha Voltage compensating drive circuit for a thermal printer
GB2138190A (en) * 1983-04-14 1984-10-17 Monarch Marking Systems Inc Hand-held labeller utilizing thermographic recording apparatus
US5432533A (en) * 1986-07-18 1995-07-11 Canon Kabushiki Kaisha Recording method with control of head energization and recording medium conveyance power consumption
FR2692839A1 (en) * 1992-06-25 1993-12-31 Sagem Energy supply for thermal print head of facsimile machine - uses measurement of supply voltage to heating element on print head to determine duration of supply and thus temperature
EP0667240A2 (en) * 1994-02-15 1995-08-16 Monarch Marking Systems, Inc. Battery powered barcode printer
US5978006A (en) * 1995-04-04 1999-11-02 Gemplus Thermal dye transfer printing method with electrical loss compensation

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE43149E1 (en) 2001-03-27 2012-01-31 Senshin Capital, Llc Method for generating a halftone of a source image
USRE42473E1 (en) 2001-05-30 2011-06-21 Senshin Capital, Llc Rendering images utilizing adaptive error diffusion
US7907157B2 (en) 2002-02-19 2011-03-15 Senshin Capital, Llc Technique for printing a color image
US7826660B2 (en) 2003-02-27 2010-11-02 Saquib Suhail S Digital image exposure correction
US8265420B2 (en) 2003-02-27 2012-09-11 Senshin Capital, Llc Digital image exposure correction
US8773685B2 (en) 2003-07-01 2014-07-08 Intellectual Ventures I Llc High-speed digital image printing system

Also Published As

Publication number Publication date
GB2356375A (en) 2001-05-23
GB9927596D0 (en) 2000-01-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20041122