JPS55114073A - Picture display system - Google Patents

Picture display system

Info

Publication number
JPS55114073A
JPS55114073A JP2109479A JP2109479A JPS55114073A JP S55114073 A JPS55114073 A JP S55114073A JP 2109479 A JP2109479 A JP 2109479A JP 2109479 A JP2109479 A JP 2109479A JP S55114073 A JPS55114073 A JP S55114073A
Authority
JP
Japan
Prior art keywords
picture elements
black
assumed
display system
picture display
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
JP2109479A
Other languages
Japanese (ja)
Other versions
JPS6226223B2 (en
Inventor
Fumitaka Ono
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2109479A priority Critical patent/JPS55114073A/en
Publication of JPS55114073A publication Critical patent/JPS55114073A/en
Publication of JPS6226223B2 publication Critical patent/JPS6226223B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Editing Of Facsimile Originals (AREA)

Abstract

PURPOSE: To improve picture quality by estimating a level by referring to several adjacent transmitted picture elements, as to untransmitted picture elements which do not adjoin to transmitted picture elements.
CONSTITUTION: When one out of four picture elements is black as shown by (b), the boundary of a left-declined white line is assumed and four picture elements are all considered to be whilte. When two picture elements are black and positioned on a diagonal as shown by (c) and (f), a black slanting line is assumed. When two out of four picture elements are black and positioned longitudinally or laterally as shown by (d) and (e), a horizontal or vertical boundary is assumed and four picture elements are considered as shown in the figure.
COPYRIGHT: (C)1980,JPO&Japio
JP2109479A 1979-02-22 1979-02-22 Picture display system Granted JPS55114073A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2109479A JPS55114073A (en) 1979-02-22 1979-02-22 Picture display system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2109479A JPS55114073A (en) 1979-02-22 1979-02-22 Picture display system

Publications (2)

Publication Number Publication Date
JPS55114073A true JPS55114073A (en) 1980-09-03
JPS6226223B2 JPS6226223B2 (en) 1987-06-08

Family

ID=12045277

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2109479A Granted JPS55114073A (en) 1979-02-22 1979-02-22 Picture display system

Country Status (1)

Country Link
JP (1) JPS55114073A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703363A (en) * 1983-11-10 1987-10-27 Dainippon Screen Mfg. Co., Ltd. Apparatus for smoothing jagged border lines
JPH01286573A (en) * 1988-05-13 1989-11-17 Canon Inc Method and apparatus for processing picture data

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703363A (en) * 1983-11-10 1987-10-27 Dainippon Screen Mfg. Co., Ltd. Apparatus for smoothing jagged border lines
JPH01286573A (en) * 1988-05-13 1989-11-17 Canon Inc Method and apparatus for processing picture data

Also Published As

Publication number Publication date
JPS6226223B2 (en) 1987-06-08

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