Fwd: First Internet multichannel audio carried on CA*net 3 & Abilene

Rick Stevens stevens at mcs.anl.gov
Thu Oct 7 12:46:14 CDT 1999


>Date: Wed, 6 Oct 1999 09:15:34 -0400 (EDT)
>From: CAnet-3-NEWS at canarie.ca
>Subject: First Internet multichannel audio carried on CA*net 3 & Abilene
>Sender: owner-testnet at canarie.ca
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>For more information on this item please visit the CANARIE CA*net 3 Optical
>Internet program web site at http://www.canet3.net
>-------------------------------------------
>
>First Internet real time multichannel audio carried over CA*net 3 & Abilene
>
>NYU/MCGILL UNIVERSITY - FIRST REAL-TIME MULTICHANNEL AUDIO INTERNET DEMO
>FOR 107TH AES CONVENTION
>
>NEW YORK, NY: Audio Engineering Society Technical Council Chair Wieslaw
>Woszczyk (McGill Univ.), and a team of colleagues from the Technical
>Committee
>on Network Audio Systems, chaired by Zack Settel (McGill Univ.), have
>developed two essential real-time demonstrations
>as companions to the Advanced Networking Workshop [W-13] on Sunday,
>September 26, at 2:00PM at the Javits Center. Both identical live
>demonstrations took place at New York University's Cantor Film Center
>located at 36 East 8th Street, in Greenwich Village at 5:30 and 7:30 PM.
>
>The collaborative demos are the first trials of multichannel audio
>transmission over the internet. They will feature a performance by NYU dance
>students, who will perform to music provided remotely by a McGill University
>Swing Band playing live at McGill University's Redpath Hall in Montreal,
>Canada, under the direction of McGill Prof. Gordon Foote. The music will be
>acquired as a 5-channel audio signal and streamed to NYU across a
>high-performance network managed by the Canarie (Canada) and Internet 2
>(USA)
>Corporations. Sound reproduction will be in the 300 seat cinema of Cantor
>Film Center using its 5-channel sound system. Busses will transport
>attendees
>from Javits to The Cantor Film Center at 5:00 (no busses at 7:00 PM).
>
>"Both demonstrations will be identical, and each will feature two modes of
>multichanel transmission," Professor Woszczyk reveals. "Level 1 transmission
>of 48kHz, 16bit, AC-3 compressed (448kbs) audio will make use of existing
>encoding and decoding hardware provided by Dolby Labs. Level 2 transmission
>of 96kHz, 24bit, uncompressed (13Mbs) PCM audio will utilize encoding and
>decoding hardware currently in development by dCS, Ltd. (UK). The underlying
>software for the demos was developed at McGill University by a team
>comprised
>of several members of the AES Technical Committee on Network Audio Systems
>led by Professor Jeremy Cooperstock. The collaboration of two national
>networking groups (Canarie Inc. in Canada and Internet 2 Corp. in the USA
>was
>essential to creating this first international multichannel live audio
>transmission over the internet. . The significant investment of time and
>research by both NYU and McGill University clearly illustrate the importance
>of advanced networking and its collaborative nature," he concludes.
>
>* The Advanced Networking Workshop (W13), chaired by Zack Settel of McGill
>University (Montreal) and Atau Tanaka, of NetFive Ltd., concentrated on
>high-performance network engineering, administration, audio streaming,
>applications development, and live network-based musical performance.
>
>zack at music.mcgill.ca
>Music Faculty, McGill University
>(1) 514 398 4535 ext. 5633
>
>
>
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>-------------------------------------
>
>Bill St. Arnaud
>Senior Director Network Projects
>CANARIE
>bill.st.arnaud at canarie.ca
>+1 613 785-0426




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