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FR2457771A1 - Dispositif de commande de la tension d'alimentation d'une tete d'impression thermique et imprimante thermique comportant un tel dispositif - Google Patents

Dispositif de commande de la tension d'alimentation d'une tete d'impression thermique et imprimante thermique comportant un tel dispositif

Info

Publication number
FR2457771A1
FR2457771A1 FR7914179A FR7914179A FR2457771A1 FR 2457771 A1 FR2457771 A1 FR 2457771A1 FR 7914179 A FR7914179 A FR 7914179A FR 7914179 A FR7914179 A FR 7914179A FR 2457771 A1 FR2457771 A1 FR 2457771A1
Authority
FR
France
Prior art keywords
print
input
print head
lines
thermal printer
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.)
Granted
Application number
FR7914179A
Other languages
English (en)
Other versions
FR2457771B1 (fr
Inventor
Luc Regnault
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7914179A priority Critical patent/FR2457771A1/fr
Publication of FR2457771A1 publication Critical patent/FR2457771A1/fr
Application granted granted Critical
Publication of FR2457771B1 publication Critical patent/FR2457771B1/fr
Granted 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K15/028—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by thermal printers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electronic Switches (AREA)

Abstract

L'INVENTION CONCERNE UN DISPOSITIF DE COMMANDE POUR COMMANDER UNE TENSION D'ALIMENTATION D'UNE TETE D'IMPRESSION THERMIQUE POUR IMPRIMANTE A IMPRESSION LIGNE PAR LIGNE APERIODIQUE. DES MOYENS DE COMPTAGE 5 DESTINES A ETRE COUPLES A L'IMPRIMANTE COMPTENT LE TEMPS SEPARANT LES LIGNES D'INSCRIPTION CONSECUTIVES, ET FOURNISSENT QUATRE SIGNAUX REPRESENTATIFS DE CE TEMPS A DES MOYENS DE COMMANDE 20. CES MOYENS DE COMMANDE 20 SONT DESTINES A ETRE COUPLES A UN DISPOSITIF D'ALIMENTATION FOURNISSANT LA TENSION D'ALIMENTATION DE LA TETE D'IMPRESSION THERMIQUE, ET COMMANDENT CE DISPOSITIF DE FACON A MODULER CETTE TENSION D'ALIMENTATION SUIVANT UNE FONCTION DE L'INTERVALLE DE TEMPS QUI SEPARE LES LIGNES D'INSCRIPTION CONSECUTIVES. APPLICATION AUX IMPRIMANTES THERMIQUES.
FR7914179A 1979-06-01 1979-06-01 Dispositif de commande de la tension d'alimentation d'une tete d'impression thermique et imprimante thermique comportant un tel dispositif Granted FR2457771A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7914179A FR2457771A1 (fr) 1979-06-01 1979-06-01 Dispositif de commande de la tension d'alimentation d'une tete d'impression thermique et imprimante thermique comportant un tel dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7914179A FR2457771A1 (fr) 1979-06-01 1979-06-01 Dispositif de commande de la tension d'alimentation d'une tete d'impression thermique et imprimante thermique comportant un tel dispositif

Publications (2)

Publication Number Publication Date
FR2457771A1 true FR2457771A1 (fr) 1980-12-26
FR2457771B1 FR2457771B1 (fr) 1984-05-18

Family

ID=9226165

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7914179A Granted FR2457771A1 (fr) 1979-06-01 1979-06-01 Dispositif de commande de la tension d'alimentation d'une tete d'impression thermique et imprimante thermique comportant un tel dispositif

Country Status (1)

Country Link
FR (1) FR2457771A1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068702A2 (fr) * 1981-06-19 1983-01-05 Kabushiki Kaisha Toshiba Imprimante thermique
FR2520532A1 (fr) * 1982-01-25 1983-07-29 Sony Corp Dispositif de commande de tete thermique pour imprimante thermique
US4479132A (en) * 1980-06-13 1984-10-23 Canon Kabushiki Kaisha Thermal printer
US4542281A (en) * 1984-03-02 1985-09-17 Combustion Engineering, Inc. Thermal printer contrast control
US4559565A (en) * 1980-07-01 1985-12-17 Ricoh Company, Ltd. Thermosensitive recording system

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1548792A1 (de) * 1966-04-07 1969-07-24 Siemens Ag Schaltung zur Einstellung des Heizstromes eines Schreibzeigers
FR2027420A1 (fr) * 1968-12-31 1970-09-25 Texas Instruments Inc
FR2155540A5 (fr) * 1971-10-04 1973-05-18 Olivetti & Co Spa
US3813677A (en) * 1972-02-23 1974-05-28 Matsushita Electric Ind Co Ltd Heat-sensitive record
US3934695A (en) * 1974-09-23 1976-01-27 Hewlett-Packard Company Method and apparatus for enhancing and maintaining character quality in thermal printers
US4027761A (en) * 1975-10-21 1977-06-07 Ncr Corporation Matrix print head impact energy control
FR2343602A1 (fr) * 1976-03-10 1977-10-07 Oki Electric Ind Co Ltd Imprimante par points

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1548792A1 (de) * 1966-04-07 1969-07-24 Siemens Ag Schaltung zur Einstellung des Heizstromes eines Schreibzeigers
FR2027420A1 (fr) * 1968-12-31 1970-09-25 Texas Instruments Inc
FR2155540A5 (fr) * 1971-10-04 1973-05-18 Olivetti & Co Spa
US3813677A (en) * 1972-02-23 1974-05-28 Matsushita Electric Ind Co Ltd Heat-sensitive record
US3934695A (en) * 1974-09-23 1976-01-27 Hewlett-Packard Company Method and apparatus for enhancing and maintaining character quality in thermal printers
US4027761A (en) * 1975-10-21 1977-06-07 Ncr Corporation Matrix print head impact energy control
FR2343602A1 (fr) * 1976-03-10 1977-10-07 Oki Electric Ind Co Ltd Imprimante par points

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/76 *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4479132A (en) * 1980-06-13 1984-10-23 Canon Kabushiki Kaisha Thermal printer
US4559565A (en) * 1980-07-01 1985-12-17 Ricoh Company, Ltd. Thermosensitive recording system
EP0068702A2 (fr) * 1981-06-19 1983-01-05 Kabushiki Kaisha Toshiba Imprimante thermique
EP0068702A3 (en) * 1981-06-19 1984-05-30 Tokyo Shibaura Denki Kabushiki Kaisha Thermal printer
FR2520532A1 (fr) * 1982-01-25 1983-07-29 Sony Corp Dispositif de commande de tete thermique pour imprimante thermique
US4542281A (en) * 1984-03-02 1985-09-17 Combustion Engineering, Inc. Thermal printer contrast control

Also Published As

Publication number Publication date
FR2457771B1 (fr) 1984-05-18

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Legal Events

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