The Data Compression News Blog

Your daily update on the most recent compression techniques, algorithms, patents, products, tools and events.

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  • Bijective BWT (2 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 (107 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

    So many of today’s files are already compressed (using old, outdated algorithms) that newer algorithms don’t even get a chance to touch them.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 April, 2006

Burst.com sues Apple over iPod

23rd April 2006

TGDaily: Claims include “signal compression and intermediate storage in an integrated circuit, random access memory” and “capabilities to transmit and receive program information in either a compressed or decompressed format over fiber optic lines, conventional phone lines or microwaves.”

Read More | Posted by Sachin Garg | Add Comment »

Euclid: More Smoke without Fire

19th April 2006

Another story, this time on internetnews.com, talks about Euclid’s technology. But its still just talk.

Read More | Posted by Sachin Garg | Add Comment »

JPEG death seems imminent

19th April 2006

The use of the JPEG format is becoming so mired in patent snarls that it is quickly becoming an albatross around the necks of any companies doing imaging.

Read More | Posted by Mark Nelson | 3 Comments »

Infima - The best executed compression fraud

12th April 2006

There have been many compression frauds which have captured interests and bagged huge investments from stupid investors, but none of them had come close to convincing anyone knowledgeable in this domain. Infima did managed to get attention and get kudos from everyone, but only for a few days.

Read More | Posted by Sachin Garg | 15 Comments »

Euclid Discoveries makes headlines with vapor

10th April 2006

Euclid Discoveries continues stringing their investors along with nothing but smoke and mirrors.

Read More | Posted by Mark Nelson | 2 Comments »

MindSpring Announces Data Miniaturization Extension for QUALCOMM’s BREW Solution

10th April 2006

Press Release: The WindSpring DMT extension for BREW permanently reduces mobile phone applications into the Micro Data Format (MDF), which unlike compression, enables full data access and manipulation (including high-speed seek, search, edit and display) while miniaturized, without the need to enlarge the data to its original size.

Read More | Posted by Sachin Garg | Add Comment »

Smith Micro Announces StuffIt Image, an Innovative Compression Solution for the Digital Imaging Marketplace

10th April 2006

Press Release: StuffIt Image Includes Patent Pending JPEG Compression, Strong Encryption, along With a Host of Other Innovative Lossy and Lossless Image Compression Technologies.

Read More | Posted by Sachin Garg | 1 Comment »

WinRAR 3.60 Beta 1 Released

10th April 2006

Press Release: Multithreaded version of RAR compression algorithm improves the compression speed on computers with several CPUs, dual core CPU and processors with hyper threading technology.

Read More | Posted by Sachin Garg | Add Comment »

Forgent Drops Suit Against Xerox

8th April 2006

InformationWeek: Both sides remain quiet on the terms of the settlement.

Read More | Posted by Sachin Garg | Add Comment »

Acacia Technologies Enters into License Agreement with Fujitsu

8th April 2006

Press Release: Acacia Research Corporation announced a license agreement with Fujitsu General Limited covering patents that apply to Audio/Video Enhancement and Synchronization, and Image Resolution Enhancement technologies.

Read More | Posted by Sachin Garg | Add Comment »