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.)
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu LtdfiledCriticalFujitsu Ltd
Priority to JP8226980ApriorityCriticalpatent/JPS579171A/ja
Publication of JPS579171ApublicationCriticalpatent/JPS579171A/ja
Publication of JPS6132867B2publicationCriticalpatent/JPS6132867B2/ja
H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
H04N1/41—Bandwidth or redundancy reduction
H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
H04N1/419—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step
Landscapes
Engineering & Computer Science
(AREA)
Multimedia
(AREA)
Signal Processing
(AREA)
Compression, Expansion, Code Conversion, And Decoders
(AREA)
JP8226980A1980-06-181980-06-18Restoration circit for compressed data
GrantedJPS579171A
(en)