JPS55142675A - Heat sensitive recording device - Google Patents

Heat sensitive recording device

Info

Publication number
JPS55142675A
JPS55142675A JP4978879A JP4978879A JPS55142675A JP S55142675 A JPS55142675 A JP S55142675A JP 4978879 A JP4978879 A JP 4978879A JP 4978879 A JP4978879 A JP 4978879A JP S55142675 A JPS55142675 A JP S55142675A
Authority
JP
Japan
Prior art keywords
recording
power pulse
time
value
imparted
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
JP4978879A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6258914B2 (enrdf_load_stackoverflow
Inventor
Norio Ishibashi
Kazuo Nakano
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP4978879A priority Critical patent/JPS55142675A/ja
Priority to US06/137,784 priority patent/US4284876A/en
Priority to CA000349846A priority patent/CA1162975A/en
Priority to DE8080301281T priority patent/DE3061138D1/de
Priority to EP80301281A priority patent/EP0018762B1/en
Publication of JPS55142675A publication Critical patent/JPS55142675A/ja
Publication of JPS6258914B2 publication Critical patent/JPS6258914B2/ja
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
    • B41J2/36—Print density control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
    • H04N1/40031—Circuits exciting or modulating particular heads for reproducing continuous tone value scales for a plurality of reproducing elements simultaneously

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Fax Reproducing Arrangements (AREA)
JP4978879A 1979-04-24 1979-04-24 Heat sensitive recording device Granted JPS55142675A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP4978879A JPS55142675A (en) 1979-04-24 1979-04-24 Heat sensitive recording device
US06/137,784 US4284876A (en) 1979-04-24 1980-04-07 Thermal printing system
CA000349846A CA1162975A (en) 1979-04-24 1980-04-14 Thermal printing system
DE8080301281T DE3061138D1 (en) 1979-04-24 1980-04-21 Thermal printing apparatus
EP80301281A EP0018762B1 (en) 1979-04-24 1980-04-21 Thermal printing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4978879A JPS55142675A (en) 1979-04-24 1979-04-24 Heat sensitive recording device

Publications (2)

Publication Number Publication Date
JPS55142675A true JPS55142675A (en) 1980-11-07
JPS6258914B2 JPS6258914B2 (enrdf_load_stackoverflow) 1987-12-08

Family

ID=12840889

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4978879A Granted JPS55142675A (en) 1979-04-24 1979-04-24 Heat sensitive recording device

Country Status (1)

Country Link
JP (1) JPS55142675A (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5763279A (en) * 1980-10-02 1982-04-16 Ricoh Co Ltd Controlling method for heat generation in thermosensitive recording
DE3144368A1 (de) * 1980-11-07 1982-09-30 Hitachi, Ltd., Tokyo Steuerschaltung zum bestimmen der druckimpulse fuer die steuerkoepfe von thermodruckern
JPS57189867A (en) * 1981-05-20 1982-11-22 Hitachi Ltd Thermosensitive recorder
JPS57208279A (en) * 1981-06-19 1982-12-21 Nippon Telegr & Teleph Corp <Ntt> Heat-sensitive recorder
JPS58114976A (ja) * 1981-12-28 1983-07-08 Seikosha Co Ltd 感熱プリンタ
JPS58128873A (ja) * 1982-01-26 1983-08-01 Fuji Xerox Co Ltd サ−マルヘツド駆動装置
JPS58181368A (ja) * 1982-04-15 1983-10-24 Matsushita Graphic Commun Syst Inc 送受信兼用型フアクシミリ装置
JPS60107367A (ja) * 1983-11-16 1985-06-12 Fuji Xerox Co Ltd サ−マルヘツド
US5208607A (en) * 1990-09-03 1993-05-04 Ricoh Company, Ltd. Thermal recording method using drive signal pulse widths changed at time intervals within thermal head temperature measuring time intervals

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53113556A (en) * 1977-03-15 1978-10-04 Sanyo Electric Co Ltd Thermal printer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53113556A (en) * 1977-03-15 1978-10-04 Sanyo Electric Co Ltd Thermal printer

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5763279A (en) * 1980-10-02 1982-04-16 Ricoh Co Ltd Controlling method for heat generation in thermosensitive recording
DE3144368A1 (de) * 1980-11-07 1982-09-30 Hitachi, Ltd., Tokyo Steuerschaltung zum bestimmen der druckimpulse fuer die steuerkoepfe von thermodruckern
JPS57189867A (en) * 1981-05-20 1982-11-22 Hitachi Ltd Thermosensitive recorder
JPS57208279A (en) * 1981-06-19 1982-12-21 Nippon Telegr & Teleph Corp <Ntt> Heat-sensitive recorder
JPS58114976A (ja) * 1981-12-28 1983-07-08 Seikosha Co Ltd 感熱プリンタ
JPS58128873A (ja) * 1982-01-26 1983-08-01 Fuji Xerox Co Ltd サ−マルヘツド駆動装置
JPS58181368A (ja) * 1982-04-15 1983-10-24 Matsushita Graphic Commun Syst Inc 送受信兼用型フアクシミリ装置
JPS60107367A (ja) * 1983-11-16 1985-06-12 Fuji Xerox Co Ltd サ−マルヘツド
US5208607A (en) * 1990-09-03 1993-05-04 Ricoh Company, Ltd. Thermal recording method using drive signal pulse widths changed at time intervals within thermal head temperature measuring time intervals

Also Published As

Publication number Publication date
JPS6258914B2 (enrdf_load_stackoverflow) 1987-12-08

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