JPS6340073B2 - - Google Patents

Info

Publication number
JPS6340073B2
JPS6340073B2 JP54058331A JP5833179A JPS6340073B2 JP S6340073 B2 JPS6340073 B2 JP S6340073B2 JP 54058331 A JP54058331 A JP 54058331A JP 5833179 A JP5833179 A JP 5833179A JP S6340073 B2 JPS6340073 B2 JP S6340073B2
Authority
JP
Japan
Prior art keywords
circuit
signal
slice level
image signal
black
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
JP54058331A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55149570A (en
Inventor
Masao Tanaka
Makoto Yamamoto
Hiroshi Kuramoto
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.)
Murata Machinery Ltd
Original Assignee
Murata Machinery 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 Murata Machinery Ltd filed Critical Murata Machinery Ltd
Priority to JP5833179A priority Critical patent/JPS55149570A/ja
Publication of JPS55149570A publication Critical patent/JPS55149570A/ja
Publication of JPS6340073B2 publication Critical patent/JPS6340073B2/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
    • H04N1/403—Discrimination between the two tones in the picture signal of a two-tone original

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP5833179A 1979-05-11 1979-05-11 Binary circuit in facsimile Granted JPS55149570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5833179A JPS55149570A (en) 1979-05-11 1979-05-11 Binary circuit in facsimile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5833179A JPS55149570A (en) 1979-05-11 1979-05-11 Binary circuit in facsimile

Publications (2)

Publication Number Publication Date
JPS55149570A JPS55149570A (en) 1980-11-20
JPS6340073B2 true JPS6340073B2 (enrdf_load_stackoverflow) 1988-08-09

Family

ID=13081313

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5833179A Granted JPS55149570A (en) 1979-05-11 1979-05-11 Binary circuit in facsimile

Country Status (1)

Country Link
JP (1) JPS55149570A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS55149570A (en) 1980-11-20

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