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JPS542619A - Tw0-dimensional block coding system - Google Patents

Tw0-dimensional block coding system

Info

Publication number
JPS542619A
JPS542619A JP6809577A JP6809577A JPS542619A JP S542619 A JPS542619 A JP S542619A JP 6809577 A JP6809577 A JP 6809577A JP 6809577 A JP6809577 A JP 6809577A JP S542619 A JPS542619 A JP S542619A
Authority
JP
Japan
Prior art keywords
dimensional block
coding system
block coding
dimensional
efficiency
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
JP6809577A
Other languages
Japanese (ja)
Other versions
JPS5929020B2 (en
Inventor
Teiji Nishizawa
Hiroshi Izumi
Yoshitaka Shimamura
Sumio Ozawa
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP52068095A priority Critical patent/JPS5929020B2/en
Publication of JPS542619A publication Critical patent/JPS542619A/en
Publication of JPS5929020B2 publication Critical patent/JPS5929020B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Image Processing (AREA)

Abstract

PURPOSE: To improve the efficiency of data compression by coding patterns with the coding unit made as large as the fixed two-dimensional block on two-dimensional binary picture information such as a facsimile signal.
COPYRIGHT: (C)1979,JPO&Japio
JP52068095A 1977-06-08 1977-06-08 2D block encoding method Expired JPS5929020B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52068095A JPS5929020B2 (en) 1977-06-08 1977-06-08 2D block encoding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52068095A JPS5929020B2 (en) 1977-06-08 1977-06-08 2D block encoding method

Publications (2)

Publication Number Publication Date
JPS542619A true JPS542619A (en) 1979-01-10
JPS5929020B2 JPS5929020B2 (en) 1984-07-17

Family

ID=13363822

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52068095A Expired JPS5929020B2 (en) 1977-06-08 1977-06-08 2D block encoding method

Country Status (1)

Country Link
JP (1) JPS5929020B2 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6275782A (en) * 1985-09-30 1987-04-07 Canon Inc Picture coding device
JPS62140179A (en) * 1985-12-13 1987-06-23 Canon Inc Image editing processor
JPS62140554A (en) * 1985-12-13 1987-06-24 Canon Inc Encoding system for digital image
JPH01502143A (en) * 1986-11-20 1989-07-27 ブリテツシユ・テレコミユニケイシヨンズ・パブリツク・リミテツド・カンパニー pattern processing
JPH04229321A (en) * 1990-04-25 1992-08-18 Hughes Aircraft Co System and method for extending data
JPH04229381A (en) * 1990-04-25 1992-08-18 Hughes Aircraft Co Data compressing system and method
WO2004068844A1 (en) * 2003-01-30 2004-08-12 Fujitsu Limited Image compression method, image restoration method, program, and apparatus

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5040015A (en) * 1973-07-16 1975-04-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5040015A (en) * 1973-07-16 1975-04-12

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6275782A (en) * 1985-09-30 1987-04-07 Canon Inc Picture coding device
JPS62140179A (en) * 1985-12-13 1987-06-23 Canon Inc Image editing processor
JPS62140554A (en) * 1985-12-13 1987-06-24 Canon Inc Encoding system for digital image
JPH01502143A (en) * 1986-11-20 1989-07-27 ブリテツシユ・テレコミユニケイシヨンズ・パブリツク・リミテツド・カンパニー pattern processing
JPH04229321A (en) * 1990-04-25 1992-08-18 Hughes Aircraft Co System and method for extending data
JPH04229381A (en) * 1990-04-25 1992-08-18 Hughes Aircraft Co Data compressing system and method
WO2004068844A1 (en) * 2003-01-30 2004-08-12 Fujitsu Limited Image compression method, image restoration method, program, and apparatus
US7236636B2 (en) 2003-01-30 2007-06-26 Fujitsu Limited Image compression method, image restoration method, program and apparatus

Also Published As

Publication number Publication date
JPS5929020B2 (en) 1984-07-17

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