ResearchChannel: Think Forward. Think Success. Michael Wellings, Director, Engineering San Diego

Think Forward. Think ResearchChannel Topics of Discussion HD Network Update iHDTV Applications Current state of iHDTV system Planned Software Enhancements Demos System design Audio Video

Think Forward. Think ResearchChannel iHDTV Explained iHD1500 iHD270 HD to the Desktop

Think Forward. Think ResearchChannel iHDTV Explained iHD1500 Uncompressed SMPTE 292M 4:2:2 Data rate total approx 1.5 gbps Requires: high-end HD capture cards PCI Express PCs Windows XP (at the current time)

Think Forward. Think ResearchChannel iHDTV Explained iHD270 (first introduced aug 99) Sony HDCam tm compression SDTI data format 270mbps AJA Xena I/O Requires: AJA Xena-HD capture cards Dual Processor P4 Windows XP (at the current time) Sony HDCam Hardware encoder/decoder

Think Forward. Think ResearchChannel Sept iGrid San Diego Enhanced HD interactive - USA118: Global N-Way Uncompressed Interactive Conferencing Underwater research using HD from SS Thompson – USA119: 20,000 Terabits Under the Sea Nov SC05 Seattle Enhanced HD Interactive Conferencing/HD Storage and capture using SRB (Storage Resource Broker) Scheduled Demos

Think Forward. Think ResearchChannel iGRID 2005 San Diego USA118: Global N-Way Interactive HD USA119: 20,000 Terabits under the sea

Think Forward. Think ResearchChannel iGRID 05 – USA118 Sept iGrid San Diego Enhanced HD interactive - USA118: Global N- Way Uncompressed Interactive Conferencing Remote sites: 1.University of Washington - Seattle 2.WIDE - Tokyo 3.University of Wisconsin - Madison 4.University of Michigan 5.SURFnet - Amsterdam 6.AARnet - Goldcoast

Think Forward. Think ResearchChannel iGRID 05 – USA118 Sept iGrid San Diego Remote site equipment: 2 RX iHD1500 Hosts (multicast from iGRID) 1 TX iHD1500 Client Central site equipment: 6 RX iHD1500 Clients 2 TX iHD1500 Hosts (Multicast) Evertz HD Video Tile Generator Multichannel mix-minus audio system

Think Forward. Think ResearchChannel iGRID 05 – USA118 iHD500 – first demonstrated at SC 04 Real-time HD communication: Australia and Seattle > 1.5gbps each direction Relatively High latency (1500ms RT) 500ms hardware/software one-way 250ms network delay one-way

Think Forward. Think ResearchChannel

iGRID USA 118 Network Diagram

Think Forward. Think ResearchChannel iGRID USA 118

Think Forward. Think ResearchChannel iGRID USA 118

Think Forward. Think ResearchChannel iGRID 05 – USA119 Sept iGrid San Diego First ever live HD/ip from a ship at sea to viewers on shore Ku-Band equipment upgrade to SeaTel antenna Careful RF engineering to design satellite Link- Budget Real-time MPEG-2 encoding Ip gateway Satellite modem 20mbps

Think Forward. Think ResearchChannel

iGRID USA 119

Think Forward. Think ResearchChannel iGRID USA 119 Network

Think Forward. Think ResearchChannel Software Challenges iHD1500 Enhancements: tile display generated in software Audio mixing in software Audio mix-minus in software Video switching in software Possible Linux implementation

Think Forward. Think ResearchChannel Open Source First quarter 2006 Looking at various forms of open source Call for participants iHD-X: Open Source

Think Forward. Think ResearchChannel HD Projects Videoconferencing in – iHD1500 Reduced latency using new hardware Blackmagic DecLink HD plus AJA Video XENA-HS Custom boards Possible hardware development and collaboration with RC Australian partners CSIRO and Intel HDV – requires some explanation

Think Forward. Think ResearchChannel High Definition Video to the Desktop FORMATS MPEG2 REAL10 H.264, ACV, MPEG-4 HDV PLAYERS VLC (subject to license issues) WM9/10 RealPlayer QuickTime VLC

Think Forward. Think ResearchChannel iHD1500 application SMPTE 292M/ip 1.5gbps i HD video with multiplexed audio ResearchChannel partner Intel PCE-Express 3.4GHz Xeon platforms ResearchChannel partner AJA Video Systems supplied initial round of Xena-HD capture boards

Think Forward. Think ResearchChannel iHD1500 application Latency about 4 frames end to end plus network delay 4 frames=133ms or ~ 1/7 sec Network delay Australia>Philadelphia ~ 250ms Satellite latency about 250ms per hop H.323 devices about 250ms plus network delay No significant delay in video equipment

Think Forward. Think ResearchChannel iHD1500 Development The Future Software tile display software audio switching/mixing software video switching

Think Forward. Think ResearchChannel For More Information inquires: Michael Wellings Director, Engineering