JPS57193376A - Character and halftone image recording system - Google Patents

Character and halftone image recording system

Info

Publication number
JPS57193376A
JPS57193376A JP56077365A JP7736581A JPS57193376A JP S57193376 A JPS57193376 A JP S57193376A JP 56077365 A JP56077365 A JP 56077365A JP 7736581 A JP7736581 A JP 7736581A JP S57193376 A JPS57193376 A JP S57193376A
Authority
JP
Japan
Prior art keywords
density
halftone
character
coloring
recording
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
JP56077365A
Other languages
English (en)
Japanese (ja)
Other versions
JPH044793B2 (enrdf_load_stackoverflow
Inventor
Kazunari Kubota
Yukio Tokunaga
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP56077365A priority Critical patent/JPS57193376A/ja
Publication of JPS57193376A publication Critical patent/JPS57193376A/ja
Publication of JPH044793B2 publication Critical patent/JPH044793B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/40087—Multi-toning, i.e. converting a continuous-tone signal for reproduction with more than two discrete brightnesses or optical densities, e.g. dots of grey and black inks on white paper

Landscapes

  • Electronic Switches (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Fax Reproducing Arrangements (AREA)
JP56077365A 1981-05-23 1981-05-23 Character and halftone image recording system Granted JPS57193376A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56077365A JPS57193376A (en) 1981-05-23 1981-05-23 Character and halftone image recording system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56077365A JPS57193376A (en) 1981-05-23 1981-05-23 Character and halftone image recording system

Publications (2)

Publication Number Publication Date
JPS57193376A true JPS57193376A (en) 1982-11-27
JPH044793B2 JPH044793B2 (enrdf_load_stackoverflow) 1992-01-29

Family

ID=13631874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56077365A Granted JPS57193376A (en) 1981-05-23 1981-05-23 Character and halftone image recording system

Country Status (1)

Country Link
JP (1) JPS57193376A (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4559542A (en) * 1982-06-07 1985-12-17 Fuji Xerox Co., Ltd. Thermal printing head
JPS6125365A (ja) * 1984-07-13 1986-02-04 Canon Inc 中間調画像形成方法
JPH0313356A (ja) * 1989-06-13 1991-01-22 Hitachi Ltd 感熱記録装置
US5069122A (en) * 1989-03-13 1991-12-03 Isover Saint-Gobain Thermal marking device for webs of mineral wool and a method of applying the markings
JPH04153081A (ja) * 1990-10-18 1992-05-26 Fuji Photo Film Co Ltd 熱記録方法
JPH04220359A (ja) * 1990-12-21 1992-08-11 Fuji Photo Film Co Ltd カラー感熱プリンタ
JP2011020289A (ja) * 2009-07-14 2011-02-03 Oji Paper Co Ltd 感熱記録方法、感熱記録物及び感熱記録装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4559542A (en) * 1982-06-07 1985-12-17 Fuji Xerox Co., Ltd. Thermal printing head
JPS6125365A (ja) * 1984-07-13 1986-02-04 Canon Inc 中間調画像形成方法
US5069122A (en) * 1989-03-13 1991-12-03 Isover Saint-Gobain Thermal marking device for webs of mineral wool and a method of applying the markings
JPH0313356A (ja) * 1989-06-13 1991-01-22 Hitachi Ltd 感熱記録装置
JPH04153081A (ja) * 1990-10-18 1992-05-26 Fuji Photo Film Co Ltd 熱記録方法
JPH04220359A (ja) * 1990-12-21 1992-08-11 Fuji Photo Film Co Ltd カラー感熱プリンタ
JP2011020289A (ja) * 2009-07-14 2011-02-03 Oji Paper Co Ltd 感熱記録方法、感熱記録物及び感熱記録装置

Also Published As

Publication number Publication date
JPH044793B2 (enrdf_load_stackoverflow) 1992-01-29

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