JPS5322312A - Picture signal processing circui t - Google Patents

Picture signal processing circui t

Info

Publication number
JPS5322312A
JPS5322312A JP9725376A JP9725376A JPS5322312A JP S5322312 A JPS5322312 A JP S5322312A JP 9725376 A JP9725376 A JP 9725376A JP 9725376 A JP9725376 A JP 9725376A JP S5322312 A JPS5322312 A JP S5322312A
Authority
JP
Japan
Prior art keywords
signal processing
picture signal
processing circui
circui
colorfully
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
JP9725376A
Other languages
Japanese (ja)
Inventor
Katsuaki Imamura
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP9725376A priority Critical patent/JPS5322312A/en
Publication of JPS5322312A publication Critical patent/JPS5322312A/en
Pending legal-status Critical Current

Links

Landscapes

  • Facsimile Image Signal Circuits (AREA)

Abstract

PURPOSE: To convert picture signals of a document, etc., - which varies a background color colorfully - to white-and-black binary signals surely.
COPYRIGHT: (C)1978,JPO&Japio
JP9725376A 1976-08-12 1976-08-12 Picture signal processing circui t Pending JPS5322312A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9725376A JPS5322312A (en) 1976-08-12 1976-08-12 Picture signal processing circui t

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9725376A JPS5322312A (en) 1976-08-12 1976-08-12 Picture signal processing circui t

Publications (1)

Publication Number Publication Date
JPS5322312A true JPS5322312A (en) 1978-03-01

Family

ID=14187389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9725376A Pending JPS5322312A (en) 1976-08-12 1976-08-12 Picture signal processing circui t

Country Status (1)

Country Link
JP (1) JPS5322312A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5534719A (en) * 1978-09-02 1980-03-11 Ricoh Co Ltd Picture information reader
JPS5853270A (en) * 1981-09-24 1983-03-29 Ricoh Co Ltd Texture eliminating circuit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5534719A (en) * 1978-09-02 1980-03-11 Ricoh Co Ltd Picture information reader
JPS6221306B2 (en) * 1978-09-02 1987-05-12 Ricoh Kk
JPS5853270A (en) * 1981-09-24 1983-03-29 Ricoh Co Ltd Texture eliminating circuit
JPS637707B2 (en) * 1981-09-24 1988-02-18 Ricoh Kk

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