A Variable-Length Encoding Method to Prevent the Error Propagation Effect in Video Communication

Linhua MA
Yilin CHANG
Jun LIU
Xinmin DU

Publication
IEICE TRANSACTIONS on Information and Systems   Vol.E89-D    No.4    pp.1592-1595
Publication Date: 2006/04/01
Online ISSN: 1745-1361
DOI: 10.1093/ietisy/e89-d.4.1592
Print ISSN: 0916-8532
Type of Manuscript: LETTER
Category: Image Processing and Video Processing
Keyword: 
error propagation,  symbol synchronization,  variable length codes,  code design,  

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Summary: 
A novel variable-length code (VLC), called alternate VLC (AVLC), is proposed, which employs two types of VLC to encode source symbols alternately. Its advantage is that it can not only stop the symbol error propagation effect, but also correct symbol insertion errors and symbol deletion errors, which is very important in video communication.


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