JPS5231608A - Picture signal quantization system - Google Patents

Picture signal quantization system

Info

Publication number
JPS5231608A
JPS5231608A JP50106918A JP10691875A JPS5231608A JP S5231608 A JPS5231608 A JP S5231608A JP 50106918 A JP50106918 A JP 50106918A JP 10691875 A JP10691875 A JP 10691875A JP S5231608 A JPS5231608 A JP S5231608A
Authority
JP
Japan
Prior art keywords
picture signal
signal quantization
quantization system
picture
remvoe
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.)
Granted
Application number
JP50106918A
Other languages
Japanese (ja)
Other versions
JPS6113424B2 (en
Inventor
Norihiko Fukinuki
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.)
Hitachi Denshi KK
Hitachi Ltd
Original Assignee
Hitachi Denshi KK
Hitachi 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 Hitachi Denshi KK, Hitachi Ltd filed Critical Hitachi Denshi KK
Priority to JP50106918A priority Critical patent/JPS5231608A/en
Publication of JPS5231608A publication Critical patent/JPS5231608A/en
Publication of JPS6113424B2 publication Critical patent/JPS6113424B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: Improvement of the picture quality by giving hysteresis characteristic to the picture signal to remvoe the indentations on both horizontal and vertical edges at the time of quantization.
COPYRIGHT: (C)1977,JPO&Japio
JP50106918A 1975-09-05 1975-09-05 Picture signal quantization system Granted JPS5231608A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50106918A JPS5231608A (en) 1975-09-05 1975-09-05 Picture signal quantization system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50106918A JPS5231608A (en) 1975-09-05 1975-09-05 Picture signal quantization system

Publications (2)

Publication Number Publication Date
JPS5231608A true JPS5231608A (en) 1977-03-10
JPS6113424B2 JPS6113424B2 (en) 1986-04-14

Family

ID=14445793

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50106918A Granted JPS5231608A (en) 1975-09-05 1975-09-05 Picture signal quantization system

Country Status (1)

Country Link
JP (1) JPS5231608A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5986965A (en) * 1982-11-11 1984-05-19 Matsushita Graphic Commun Syst Inc Picture processing system
JPS59196662A (en) * 1983-04-23 1984-11-08 Ricoh Co Ltd Picture processing system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01225022A (en) * 1988-03-01 1989-09-07 Fujikura Ltd Membrane switch
JPH0384527U (en) * 1989-12-20 1991-08-27

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837391U (en) * 1971-09-08 1973-05-07
JPS5050810A (en) * 1973-09-05 1975-05-07

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837391U (en) * 1971-09-08 1973-05-07
JPS5050810A (en) * 1973-09-05 1975-05-07

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5986965A (en) * 1982-11-11 1984-05-19 Matsushita Graphic Commun Syst Inc Picture processing system
JPH0213876B2 (en) * 1982-11-11 1990-04-05 Matsushita Graphic Communic
JPS59196662A (en) * 1983-04-23 1984-11-08 Ricoh Co Ltd Picture processing system

Also Published As

Publication number Publication date
JPS6113424B2 (en) 1986-04-14

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