JPS5322310A - Picture read system - Google Patents

Picture read system

Info

Publication number
JPS5322310A
JPS5322310A JP9609576A JP9609576A JPS5322310A JP S5322310 A JPS5322310 A JP S5322310A JP 9609576 A JP9609576 A JP 9609576A JP 9609576 A JP9609576 A JP 9609576A JP S5322310 A JPS5322310 A JP S5322310A
Authority
JP
Japan
Prior art keywords
read system
picture read
facsimile
synthesis
protect
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.)
Pending
Application number
JP9609576A
Other languages
Japanese (ja)
Inventor
Tatsuo Yamaguchi
Kiyohiro Echizen
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP9609576A priority Critical patent/JPS5322310A/en
Publication of JPS5322310A publication Critical patent/JPS5322310A/en
Pending legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

PURPOSE: To protect a picture signal posterior to synthesis from DC variation even if different temperature drift are generated in input offset voltages at plural amplifiers in a facsimile, etc.
COPYRIGHT: (C)1978,JPO&Japio
JP9609576A 1976-08-13 1976-08-13 Picture read system Pending JPS5322310A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9609576A JPS5322310A (en) 1976-08-13 1976-08-13 Picture read system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9609576A JPS5322310A (en) 1976-08-13 1976-08-13 Picture read system

Publications (1)

Publication Number Publication Date
JPS5322310A true JPS5322310A (en) 1978-03-01

Family

ID=14155825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9609576A Pending JPS5322310A (en) 1976-08-13 1976-08-13 Picture read system

Country Status (1)

Country Link
JP (1) JPS5322310A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567557A (en) * 1979-06-30 1981-01-26 Nec Corp Automatic gain control circuit
JPS5795761A (en) * 1980-12-05 1982-06-14 Canon Inc Picture signal processing device
JPS5834676A (en) * 1981-08-24 1983-03-01 Ricoh Co Ltd White level reference detecting circuit
JPS59194563A (en) * 1983-04-19 1984-11-05 Mitsubishi Electric Corp Original reader

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS492442A (en) * 1972-04-19 1974-01-10
JPS5135213A (en) * 1974-09-20 1976-03-25 Tokyo Shibaura Electric Co

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS492442A (en) * 1972-04-19 1974-01-10
JPS5135213A (en) * 1974-09-20 1976-03-25 Tokyo Shibaura Electric Co

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567557A (en) * 1979-06-30 1981-01-26 Nec Corp Automatic gain control circuit
JPS5795761A (en) * 1980-12-05 1982-06-14 Canon Inc Picture signal processing device
JPH0229270B2 (en) * 1980-12-05 1990-06-28 Canon Kk
JPS5834676A (en) * 1981-08-24 1983-03-01 Ricoh Co Ltd White level reference detecting circuit
JPH0423467B2 (en) * 1981-08-24 1992-04-22 Ricoh Kk
JPS59194563A (en) * 1983-04-19 1984-11-05 Mitsubishi Electric Corp Original reader
JPH0221715B2 (en) * 1983-04-19 1990-05-15 Mitsubishi Electric Corp

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