LZW

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[[LZW]] (Lempel-Ziv-Welch )is a widely used lossless compression algorithm used primarily for images.  It is the compression scheme used in [[GIF]] and is frequently used in [[TIFF]] images.  Developed by Terry Welch in 1984.  All patents on the LZW algorithm worldwide have expired.  
 
[[LZW]] (Lempel-Ziv-Welch )is a widely used lossless compression algorithm used primarily for images.  It is the compression scheme used in [[GIF]] and is frequently used in [[TIFF]] images.  Developed by Terry Welch in 1984.  All patents on the LZW algorithm worldwide have expired.  

Revision as of 08:45, 17 November 2012

File Format
Name LZW
Ontology
PRONOM x-cmp/12
LZW (Lempel-Ziv-Welch )is a widely used lossless compression algorithm used primarily for images. It is the compression scheme used in GIF and is frequently used in TIFF images. Developed by Terry Welch in 1984. All patents on the LZW algorithm worldwide have expired.

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