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Discover the latest advancements in ResearchChannel, including the iHDTV technology and the Visions '05 project. Learn about the ResearchChannel Consortium and its commitment to technological innovation in knowledge sharing.
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ResearchChannel:Think Forward Michael Wellings, Director, Engineering Dave Robertson, Broadcast Engineer Internet2 Spring Member Meeting Visions ’05: Live HD Video Images from the Seafloor via IP Networks
Topics of Discussion • What is ResearchChannel • iHDTV • What it is • Current state • Planned Software Enhancements • Recent public demonstrations • The Visions ’05 Project • Short video presentation
The ResearchChannel Consortium • An intellectual community, we make knowledge available to all by sharing our developments,insights and discoveries with a global audience. • We bring together ideas from many of the world’s premier academic and research institutions and disseminate those ideas to the public directly,without interference. • We are committed to technological innovation toenable leading-edge exchanges of our resources.
Consortium Members A.B. Freeman School of Business at Tulane University Universidad de Puerto Rico California State University, Sacramento Universidade de São Paulo Duke University University of Alaska - Fairbanks George Mason University University of Chicago Johns Hopkins University University of Hawaii Massachusetts Institute of Technology University of Maryland National University of Singapore University of Michigan New York University University of Pennsylvania Oregon State University University of Southern California Pennsylvania State University University of Virginia Rice University University of Washington Rutgers, The State University of New Jersey University of Wisconsin-Madison Stanford University Medical Center Virginia Tech Texas A&M University Yale University Tufts University
Consortium Members AARNet National Academy of Engineering Advanced Network Forum National Academy of Sciences AJA Video Systems Inc. National Institute of Nursing CENIC National Institute of Standards and Technology Fujinon National Institutes of Health Howard Hughes Medical Institute National Library of Medicine IBM Corporation National Science Foundation Intel Corporation National Sea Grant College Program Internet2 Pacific Northwest Gigapop Johnson & Johnson Poznañ Supercomputing and Networking Center Library of Congress R1edu.org Microsoft Research SURFnet National Academies Vulcan Northwest Inc. Wisconsin Public Television
U.S. Television Distribution 21.7 million households • DishNetwork satellite system • 11.5 million homes • Cable systems • 10.2 million homes • 35 states
Web Trends: Streaming Media Programs Played up 1,600% over last year Files Played per Month7/04 - 5/05 Files Played per Month7/03 - 7/04
Why? • To advance global networking technologies • To explore new methods of media distribution and sharing for teaching learning and research • To further multidisciplinary multinational scientific collaboration • Because the consortium is uniquely qualified to do so
On the Leading Edge • ResearchChannel is a collaboration among experts in Internet networking, storage/search infrastructure development, emerging streaming media and interactive technologies, digital television engineering, and video production.
Projects • First Internet HDTV transmission - iHDTV • Digital Asset Management System Development - DigitalWell • Automation of multiple format encoding • Webcasting (SD and HD over IP in multiple formats) • Streaming to handheld devices • ResearchChannel Internet2 Working Group
DigitalWell: HD Storage Project Focus • Easy way to acquire, collect, classify, store ,deliver large collections of digital media over IP networks. • Proxy for any type of large data sets but initially focused on video and audio assets • Includes broadcast/Internet Integration • Exploits next generation networking to ensure high quality – Deliver Realism • Easy-to-use Web services-based interface compatible with current Web browsers and computing platforms. • Uses pluggable authentication to ensure security and control access to collections. • Scalable architecture ensures that collections can be built, accessed, searched and shared between disparate networked communities. • Middleware – integrates easily • Metadata, DRM/IP, AAI, API, Grid • Automation – End to End • Capture, Describe, Preserve, Deliver
DigitalWell: Storage Resource Broker • SRB being layered underneath DigitalWell to allow sharing of content • Enables digital library systems to communicate using their metadata • Examples of libraries that can communicate using SRB: MIT’s DSpace, Cornell’s Fedora • Important step in being part of BIG science
iHDTV – HD delivery • iHDTV Explained • iHD1500 • iHD270 • HD to the Desktop
iHDTV Explained • iHD1500 • Uncompressed SMPTE 292M 4:2:2 • Data rate total approx 1.5 gbps • Requires: • high-end HD capture cards • PCI Express platforms • Windows XP
iHDTV Explained • iHD270 (first introduced aug 99) • Sony HDCamtm compression • SDTI data format 270mbps • AJA Xena I/O • Requires: • AJA Xena-HD capture cards • Dual Processor P4 • Windows XP • Sony HDCam Hardware encoder/decoder
Recent Demos • Sept 2005 - 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 2005 - SC05 Seattle • Enhanced HD Interactive Conferencing/HD Storage and capture using SRB (Storage Resource Broker)
iGRID 2005 San Diego • USA118: Global N-Way Interactive HD • USA119: 20,000 Terabits under the sea
iGRID 05 – USA118 • Sept 2005 - iGrid San Diego • Enhanced HD interactive - USA118: Global N-Way Uncompressed Interactive Conferencing • Remote sites: • University of Washington - Seattle • WIDE - Tokyo • University of Wisconsin - Madison • University of Michigan • SURFnet - Amsterdam • AARnet - Goldcoast
iGRID 05 – USA118 • Sept 2005 - 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
iGRID 05 – USA119 • Sept 2005 - 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 MP@HL encoding • Ip gateway • Satellite modem 15mbps • Used USA118 as the transport vehicle for the live show
Engineering HD from the Ocean Floor Dave Robertson, Broadcast Engineer Internet2 Spring Member Meeting Visions ’05: Live HD Video Images from the Seafloor via IP Networks
Topics of Discussion • Visions ’05 Concept • Challenges • Satellite transmission • HD underwater camera • Live TV production at sea • Solutions • Results
Visions ‘05 Challenges • Satellite transmission -location/power/bandwidth -ship's schedule • HD underwater camera -viable science, not just pretty pictures -lead time • Live TV production at sea -communications
Visions ’05 R/V Thompson Dish • Sea-Tel 2.4m • Stabilized -+/- 25 degrees pitch! • C and Ku band -feed horn change -40 watt amp for Ku
Visions ’05 and the Neptune Project • Oceanography at 3000meters depth • HD 1080i Live video multicast to the world • Mission video on-tape 150+ hours • http://www.visions05.washington.edu/ • http://www.researchchannel.org/visions05/ multimedia.asp
Visions ’05 Follow on goals (pending funding) • Capture all HD footage to disk in SDTI / HDCam ™ and uncompressed SMPTE 292M formats • Create Metadata engine for scientific annotation • Use DigitalWell for storage and retrieval • Make available to researchers worldwide as a collaborative effort A demonstration project is underway involving several hours of video
Neptune – “a fiber optic cable to inner space” • http://www.neptune.washington.edu/pub/ whats_neptune/whats_neptune.html • Goals: • to establish a regional cabled observatory in the northeast Pacific Ocean • 2,500-km network of fiber-optic/power • To be built across the Juan de Fuca tectonic plate in the northeast Pacific Ocean • Locate between 15 and 20 experimental sites at nodes along the cable. • sites will be instrumented to interact with • Sensor networks will fill in the volume between nodes • Multipurpose robotic underwater vehicles will reside at depth, recharge at nodes, and respond to events • Via the Internet, provide real-time information and command-and-control capabilities to shore-based users.
Bringing Science to your Desktop Using the iHDTV software suite ResearchChannel can deliver rich content • Uncompressed HD delivery for collaborative environments • Uncompressed HD for demanding visual applications • Visions ’05 • Neptune • The Looking Project • Others • Compressed HD in several formats for desktop and home delivery • WMV-HD • MPEG2 • MPEG4/H.264/AVC
High Definition Video to the Desktop FORMATS MPEG2 MP@HL WM9-HD@720p H.264, ACV, MPEG-4 HDV PLAYERS VLC (subject to license issues) WM9/10 QuickTime / MPEG4 VLC
For More Information • www.researchchannel.org • inquires: info@researchchannel.org Michael Wellings Director, Engineering wellings@researchchannel.org Dave Robertson Broadcast Engineer daver2@washington.edu