JPS6342468B2 - - Google Patents

Info

Publication number
JPS6342468B2
JPS6342468B2 JP57046361A JP4636182A JPS6342468B2 JP S6342468 B2 JPS6342468 B2 JP S6342468B2 JP 57046361 A JP57046361 A JP 57046361A JP 4636182 A JP4636182 A JP 4636182A JP S6342468 B2 JPS6342468 B2 JP S6342468B2
Authority
JP
Japan
Prior art keywords
pulse
pulses
thermal head
signal
temperature
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
Application number
JP57046361A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58164368A (ja
Inventor
Toshio Kawakami
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP57046361A priority Critical patent/JPS58164368A/ja
Publication of JPS58164368A publication Critical patent/JPS58164368A/ja
Publication of JPS6342468B2 publication Critical patent/JPS6342468B2/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
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Fax Reproducing Arrangements (AREA)
JP57046361A 1982-03-25 1982-03-25 サ−マルヘツドの中間調記録装置 Granted JPS58164368A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57046361A JPS58164368A (ja) 1982-03-25 1982-03-25 サ−マルヘツドの中間調記録装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57046361A JPS58164368A (ja) 1982-03-25 1982-03-25 サ−マルヘツドの中間調記録装置

Publications (2)

Publication Number Publication Date
JPS58164368A JPS58164368A (ja) 1983-09-29
JPS6342468B2 true JPS6342468B2 (ko) 1988-08-23

Family

ID=12745008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57046361A Granted JPS58164368A (ja) 1982-03-25 1982-03-25 サ−マルヘツドの中間調記録装置

Country Status (1)

Country Link
JP (1) JPS58164368A (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60201958A (ja) * 1984-03-26 1985-10-12 Tokyo Electric Co Ltd サ−マルヘツドのデ−タ送出回路
JPH0630895B2 (ja) * 1984-08-31 1994-04-27 富士通株式会社 サーマルヘッドのパルス幅制御装置
JPS63116876A (ja) * 1986-11-05 1988-05-21 Matsushita Electric Ind Co Ltd Ｒｏｍカ−トリツジ
JP2560727B2 (ja) * 1987-06-12 1996-12-04 東レ株式会社 中間転写体
JPH0813552B2 (ja) * 1989-02-17 1996-02-14 松下電器産業株式会社 階調プリンタ
US6842186B2 (en) 2001-05-30 2005-01-11 Polaroid Corporation High speed photo-printing apparatus
US6819347B2 (en) 2001-08-22 2004-11-16 Polaroid Corporation Thermal response correction system
US7295224B2 (en) 2001-08-22 2007-11-13 Polaroid Corporation Thermal response correction system
US7298387B2 (en) 2001-08-22 2007-11-20 Polaroid Corporation Thermal response correction system
US7176953B2 (en) 2001-08-22 2007-02-13 Polaroid Corporation Thermal response correction system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5538746A (en) * 1978-09-12 1980-03-18 Nippon Telegr & Teleph Corp <Ntt> Temperature compensating method for intermediate tone recording
JPS5569482A (en) * 1978-11-21 1980-05-26 Keisatsuchiyou Chokan Picture recording device
JPS571778A (en) * 1980-06-06 1982-01-06 Oki Electric Ind Co Ltd Heat sensitive recorder
JPS576779A (en) * 1980-06-17 1982-01-13 Oki Electric Ind Co Ltd Thermosensitive recording device
JPS5717265A (en) * 1980-07-07 1982-01-28 Toshiba Corp Facsimile recording and control system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5538746A (en) * 1978-09-12 1980-03-18 Nippon Telegr & Teleph Corp <Ntt> Temperature compensating method for intermediate tone recording
JPS5569482A (en) * 1978-11-21 1980-05-26 Keisatsuchiyou Chokan Picture recording device
JPS571778A (en) * 1980-06-06 1982-01-06 Oki Electric Ind Co Ltd Heat sensitive recorder
JPS576779A (en) * 1980-06-17 1982-01-13 Oki Electric Ind Co Ltd Thermosensitive recording device
JPS5717265A (en) * 1980-07-07 1982-01-28 Toshiba Corp Facsimile recording and control system

Also Published As

Publication number Publication date
JPS58164368A (ja) 1983-09-29

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