The Data Compression News Blog

All about the most recent compression techniques, algorithms, patents, products, tools and events.

Subscribe

Posts: RSS Feed
Comments: RSS Feed

Sponsored Links

Recent Posts

  • Bijective BWT (7 Comments)

    David Scott has written a bijective BWT transform, which brings all the advantages of bijectiveness to BWT based compressors. Among other things, making BWT more suitable for compression-before-encryption and also give (slightly) better compression.

  • Asymmetric Binary System (113 Comments)

    Jarek Duda’s “Asymmetric Binary System” promises to be an alternate to arithmetic coding, having all the advantages, but being much simpler. Matt has coded a PAQ based compressor using ABS for back-end encoding. Update: Andrew Polar has written an alternate implementation of ABS.

  • Precomp: More Compression for your Compressed Files (3 Comments)

    So many of today’s files are already compressed (using old, outdated algorithms) that newer algorithms don’t even get a chance to touch them. Christian Schneider’s Precomp comes to rescue by undoing the harm.

  • On2 Technologies is Hiring

    There aren’t too many companies working on cutting edge codecs, and of those few this one is hiring. Best of luck.

  • China’s AVS Specifications Available (2 Comments)

    Its old news that China has developed their own Advanced Video Standard to avoid high licensing fees. English translation of the standard is now available, along with the IPR policy. Finally something technical that you can get your hands on to feed your appetite.

Archive for February, 2006

Possible blow against Forgent’s rampage?

2nd February 2006

PUBPAT makes a little progress in their effort to overthrow the JPEG patent held by Forgent.

Read More | Posted by Mark Nelson | 3 Comments »

Recreating Audio Compression Loss for iPod

1st February 2006

Two neat little devices that enhance iPod and iPod mini musical output, promising to release sounds that are trapped in the compression process. A nice substitute for those who are not yet aware of lossless audio compression formats.

Read More | Posted by Sachin Garg | Add Comment »

US Appeal Court Rules in Favour of ER Mapper and that Lizardtech’s Patent is Partially Invalid

1st February 2006

This decision not only vindicates ER Mapper’s position but also safeguards the emerging JPEG 2000 standard, which was threatened by this patent action.

Read More | Posted by Sachin Garg | 2 Comments »