JPS6147025B2 - - Google Patents

Info

Publication number
JPS6147025B2
JPS6147025B2 JP52068585A JP6858577A JPS6147025B2 JP S6147025 B2 JPS6147025 B2 JP S6147025B2 JP 52068585 A JP52068585 A JP 52068585A JP 6858577 A JP6858577 A JP 6858577A JP S6147025 B2 JPS6147025 B2 JP S6147025B2
Authority
JP
Japan
Prior art keywords
shift register
pulse width
width modulation
gradation
modulation circuit
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
JP52068585A
Other languages
English (en)
Japanese (ja)
Other versions
JPS543551A (en
Inventor
Hiroyuki Ando
Hideaki Oohira
Tetsuji Kusunoki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics Corp
Matsushita Electric Industrial 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 Matsushita Electronics Corp, Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electronics Corp
Priority to JP6858577A priority Critical patent/JPS543551A/ja
Publication of JPS543551A publication Critical patent/JPS543551A/ja
Publication of JPS6147025B2 publication Critical patent/JPS6147025B2/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
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4051—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a dispersed dots halftone pattern, the dots having substantially the same size

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP6858577A 1977-06-09 1977-06-09 Multi-gradation recorder Granted JPS543551A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6858577A JPS543551A (en) 1977-06-09 1977-06-09 Multi-gradation recorder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6858577A JPS543551A (en) 1977-06-09 1977-06-09 Multi-gradation recorder

Publications (2)

Publication Number Publication Date
JPS543551A JPS543551A (en) 1979-01-11
JPS6147025B2 true JPS6147025B2 (OSRAM) 1986-10-17

Family

ID=13378008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6858577A Granted JPS543551A (en) 1977-06-09 1977-06-09 Multi-gradation recorder

Country Status (1)

Country Link
JP (1) JPS543551A (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5769075A (en) * 1980-10-15 1982-04-27 Shinko Electric Co Ltd Light and shade recording device for thermal printer
JPS57169370A (en) * 1981-04-10 1982-10-19 Toshiba Corp Heat transfer recorder
JPS57178474A (en) * 1981-04-25 1982-11-02 Konishiroku Photo Ind Co Ltd Color separating device
JP2541441Y2 (ja) * 1988-05-26 1997-07-16 三洋電機株式会社 アンテナの取付け装置

Also Published As

Publication number Publication date
JPS543551A (en) 1979-01-11

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