CNET News: Bell Tolling for PNG Graphics Format?
Jun 10, 2003, 02:30 (13 Talkback[s])
(Other stories by Paul Festa)
Re-Imagining Linux Platforms to Meet the Needs of Cloud Service Providers
"A patent underlying one of the Web's most popular graphics
formats is set to expire later this month, raising the question of
whether a rival, open format, created as a royalty-free
alternative, will become obsolete.
"The situation has also rekindled debate about patents,
innovation and the freedom of communication.
"In the United States, the patent for the Lempel-Ziv-Welch, or
LZW, compression algorithm expires June 20. LZW forms the basis of
the popular GIF (Graphics Interchange Format) design..."