JPH0160985B2 - - Google Patents

Info

Publication number
JPH0160985B2
JPH0160985B2 JP57167801A JP16780182A JPH0160985B2 JP H0160985 B2 JPH0160985 B2 JP H0160985B2 JP 57167801 A JP57167801 A JP 57167801A JP 16780182 A JP16780182 A JP 16780182A JP H0160985 B2 JPH0160985 B2 JP H0160985B2
Authority
JP
Japan
Prior art keywords
signal
voltage
white
lower limit
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
JP57167801A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5957575A (ja
Inventor
Iwao Tanahashi
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP57167801A priority Critical patent/JPS5957575A/ja
Publication of JPS5957575A publication Critical patent/JPS5957575A/ja
Publication of JPH0160985B2 publication Critical patent/JPH0160985B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Input (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP57167801A 1982-09-27 1982-09-27 画信号修正装置 Granted JPS5957575A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57167801A JPS5957575A (ja) 1982-09-27 1982-09-27 画信号修正装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57167801A JPS5957575A (ja) 1982-09-27 1982-09-27 画信号修正装置

Publications (2)

Publication Number Publication Date
JPS5957575A JPS5957575A (ja) 1984-04-03
JPH0160985B2 true JPH0160985B2 (enrdf_load_stackoverflow) 1989-12-26

Family

ID=15856355

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57167801A Granted JPS5957575A (ja) 1982-09-27 1982-09-27 画信号修正装置

Country Status (1)

Country Link
JP (1) JPS5957575A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6153868A (ja) * 1984-08-24 1986-03-17 Dainippon Screen Mfg Co Ltd 画像走査信号処理におけるキャリブレーション装置
JPH02311083A (ja) * 1989-05-26 1990-12-26 Ricoh Co Ltd 原稿読取装置
JPH0491028U (enrdf_load_stackoverflow) * 1990-12-25 1992-08-07

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5553971A (en) * 1978-10-16 1980-04-19 Oki Electric Ind Co Ltd Facsimile graphic input device

Also Published As

Publication number Publication date
JPS5957575A (ja) 1984-04-03

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