See also:
- AES Publications - - All available articles and documents from the Journal of Audio Engineering Society with search tool including a CD about coding artifacts.
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- Apple - - Overview of their implementation and contribution to the MPEG-4 standard.
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- Audio Research Labs - - ARL is a commercial laboratory involved in subjective quality assessment methods like preparing and analyzing codec comparisons for 3GPP.
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- Audiocoding.com - - The open source project FAAC includes an AAC encoder and decoder (FAAD2) with source code packages, developer mailing list, knowledge base, news section and user forum.
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- Coding Technologies - - Company that invented Spectral Band Replication (SBR) and combined it with MP3 (mp3PRO) and AAC (aacPlus or HE AAC).
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- Digital Radio Mondiale - - DRM is a world-wide initiative to use analog AM radio for digital sound and services implementing aacPlus at very low bitrates, often mixed up with Digital Rights Management for copy protection.
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- Dissertation of Dr. Ye Wang - - "Selected advances in audio compression and compressed domain processing", comprehensive overview of internet and mobile communication codecs and new methods for improvement. [PDF.
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- Doom9 - - Besides this forum for audio codecs there are others for container formats and video encoding in general with FAQs.
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- EE Times - - "Meeting MPEG-4 advanced audio coding requirements", knowledgeable article summarizing the most important properties of AAC for hardware playback.
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- Everwicked.com - - Comprehensive guides about DivX, XviD and MPEG4IP, a forum and other resources about digital audio/video coding and streaming.
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- Faac.sourceforge.net - - The old Audiocoding.com forum is still available providing valuable content like FAAC compiling issues with its search tool.
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- Facial Animation - - AT&T Labs develops a computer human interface using 2D and 3D talking head-and-shoulder models driven by a Text-To-Speech synthesizer (TTS).
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- Fraunhofer IIS - - Information about the different parts of MPEG-4 Natural or General Audio (GA) from one of the inventors of these formats, see also their page about MPEG-2 AAC.
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- 3GPP SA4 - - This working group of the standardization organization deals with codecs like enhanced aacPlus or AMR-WB+ used in mobile telecommunication.
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- Hydrogen Audio - - Forum about audio coding in general with two separate boards for AAC.
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- IBM Composite Media Group - - Overview of their implementation and contribution to the MPEG-4 standard, especially for the Systems part.
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- ISO/IEC - - Publicly available standards from the International Organization for Standardization including MPEG-4 with 14496-5 containing the Audio, Visual and Systems parts.
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- Machine Listening - - Reading list for an MIT seminar, most of the mentioned publications are directly available on their web server or linked to Amazon's book section.
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- Mayah - - Hard- and software company for professional broadcasting products with AAC/MP4 support.
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- Mobiledia - - Reviews, articles and forum discussions about cell phones capable of AAC/MP4/3GP playback (also called "iTunes" format sometimes, use the site search).
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- MPEG Audio - - Official site of this MPEG subgroup with FAQs for the different standards, publicly available reference documents and software.
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- MPEG LA - - Patent pool administrator for the MPEG-4 Systems part of the standard including the MP4 file format.
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- MPEG-4 Structured Audio - - Technical information and developer resources from the Machine Listening Group at the MIT Media Laboratory, the official homepage for this format maintained by Eric Scheirer.
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- MPEG4.net - - Resource for news, information and products about MPEG-4, H.264, Windows Media, High-Definition, Streaming Media and related technologies.
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- MP4-SA Developer Tools - - John Lazarro and John Wawrzynek from the CS Division, UC Berkeley provide tutorials, downloads, manuals and links related to the Structured Audio format.
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- Mp4-tech - - The web archive of the public MPEG Industry Forum mailing list with many knowledgeable participants from companies like FhG, Apple and Microsoft.
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- Nokia developer forum - - Platform to support the implementation of their software SDKs including AAC/MP4.
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- QuickTime development - - Apple offers technical FAQs, knowledge base and publicly available documentation files including the MOV file format.
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- Roberto's listening tests - - Provides public group comparisons of several AAC codecs and other formats at different bitrates.
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- Ross Bencina Structured Audio - - The writer of AudioMulch, free soundsynthesis software, offers a SAOL/SASL reference guide and decoder resources.
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- Structured Audio Open Group - - The main goal of the SAOG was to implement Structured Audio (SA) in open source applications offering a portal for their users with forum and downloads of samples and software.
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- Telos Systems - - Hardware manufacturer of the Zephyr ISDN codecs for radio and television broadcasters providing articles and brochures about different AAC implementations.
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- Text-To-Speech Synthesis - - Bell Labs' / Lucent Technologies multi-lingual TTS demos and introduction to this coding method.
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- Tuner2 - - List of internet radio stations using aacPlus for their low bitrate streams, among them SomaFM.com and Boomer Radio.
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- Via Licensing - - Patent pool administrator for AAC with FAQs and overviews of royalty fees for commercial implementations.
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XML Feeds:- Hydrogen Audio - - Active forum topics in AAC - General and AAC - Tech as well as in MPEG4 Discussion. [RSS.
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- MPEG4.net Events - - Upcoming MPEG-4 and Streaming Media related calendar of events. [RSS.
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- MPEG4.net News - - The latest headlines about MPEG-4, Windows Media, Streaming Media and related technologies. [RSS.
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- MPEG4.net Press releases - - Announcements of new products from companies or events from organizations related to MPEG-4 and other technologies. [RSS.
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- MPEG4.net Resources - - New sources of information like web sites, documentation or tests for MPEG-4 and related technologies. [RSS.
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