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    So many of today’s files are already compressed (using old, outdated algorithms) that newer algorithms don’t even get a chance to touch them.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 October, 2005

Calgary Challenge Update

31st October 2005

Alexander Ratushnyak won some prize money on the Calgary challenge, with an entry of 596,314 bytes on Oct. 25

Read More | Posted by Sachin Garg | 4 Comments »

More on Blaze and PIXe

31st October 2005

Australian firm Blaze announces they are deploying their video compression technology to the Russian handheld market.

Read More | Posted by Mark Nelson | Add Comment »

LizardTech: Enablement and Overbreadth in Light of Phillips

30th October 2005

An article at mondaq.com by Ms Kori Anne Bagrowski and Mr Paul Devinsky. While overbreadth has long been a concern in determining the validity of patent claims, the LizardTech and Phillips cases, read together, may signal a renewed focus on interpreting claims in the context of the written patent.

Read More | Posted by Sachin Garg | Add Comment »

Emilcont V0.3 Alpha “avalaible for testing”

29th October 2005

PAQ6 based Emilcont V0.3 Alpha is OUT.

Read More | Posted by Sachin Garg | Add Comment »

RIM inks deal for JPEG patent

29th October 2005

BlackBerry wireless device maker Research In Motion inked a deal on Thursday to license part of the JPEG file format patent from Forgent Networks.

Read More | Posted by Sachin Garg | Add Comment »

This is what Google uses for compression

26th October 2005

In a description of Google’s BigTable, Philipp Lenssen and Andrew Hitchcock give a scoop on what google uses for compression. Nothing much too exotic, but still interesting enough for a curious mind.

Read More | Posted by Sachin Garg | 3 Comments »

IMEC Claims Coarse-Grain Processor Breakthrough

26th October 2005

IMEC reported today that its ADRES core exceeds the performance of state-of-the-art DSP processors, while offering the same flexibility and having the power efficiency of state-of-the-art ASIPs. The core can also be used in a multi-core context for high-performance applications.

Read More | Posted by Sachin Garg | Add Comment »

Telecommunications Providers and Television Broadcasters Can Join Forces in Battling Efforts to Impede Consumers’ Choices in Television Programming, Hearst-Argyle Television CEO Urges

25th October 2005

Calls for Debate Over Digital Multicast Carriage to Be Properly Called “Anti-Content-Stripping” Measure.

Read More | Posted by Sachin Garg | Add Comment »

Dream Job

24th October 2005

Want work doing research on video compression algorithms?

Read More | Posted by Mark Nelson | Add Comment »

On2 Technologies Inks Deal with Streamcraft

24th October 2005

On2 Technologies, Inc. announced that it has entered into a strategic agreement with German videoconferencing and multimedia software development company, Streamcraft Technologies.

Read More | Posted by Sachin Garg | Add Comment »