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LAS VEGAS, April 13, 2008 — The inventor of the transmission standard for digital television (DTV) and the market leader in broadcast equipment and automation technology today announced the development of an IP (Internet Protocol) based content delivery platform for their jointly developed MPH (Mobile-Pedestrian-Handheld) in-band mobile DTV system. Harris Corporation (NYSE:HRS) and LG Electronics will demonstrate the capabilities of this revolutionary new IP-based delivery system in an over-the-air MPH mobile DTV broadcast by KVCW-DT, the Sinclair Broadcasting Group-owned CW Network station serving the Las Vegas market; also via a closed circuit broadcast originating from Harris Booth N2502 in the North Hall of the Las Vegas Convention Center at the 2008 National Association of Broadcasters (NAB) convention, April 14-17. To develop the innovative IP-based delivery system, Harris, LG Electronics and LG's Zenith R&D Lab worked closely with two global leaders in IP datacasting and encapsulation technology, Triveni Digital and UDcast. These IP experts developed a complete station-side platform that will deliver programming in real time using RTP (Real-time Transport Protocol) and RTCP (Real-time Transport Control Protocol) over IP; and in non-real time using the FLUTE-over-IP protocol (File Delivery Over Unidirectional Transport.) To accomplish this, both Triveni Digital and UDcast contributed expertise enabling IP datacasting and encapsulation within the legacy MPEG-2 transport stream required by the ATSC (Advanced Television Systems Committee) DTV standard. The ATSC is currently developing a new, proposed standard, called ATSC-M/H, which will enable the delivery of television content and data to mobile and handheld devices via DTV broadcast signals. "An IP-based content delivery system is vital to enabling the wide array of interactive mobile DTV programs and services that broadcasters want to offer," said Tim Thorsteinson, president of Harris Broadcast Communications. "For this reason, we have proactively migrated from MPEG-2-based transport to an IP-based delivery system that is encapsulated within and compatible with the legacy ATSC MPEG-2 DTV transport stream. Our adoption of IP-based delivery demonstrates the versatility that MPH offers to the broadcaster as a powerful, reliable mobile DTV solution. We believe that IP-based delivery will be part the future of mobile DTV in this country." Dr. Woo Paik, president and chief technology officer of LG Electronics, said, "Implementing this IP-based transport system into the MPH platform provides even more flexibility for broadcasters and manufacturers to maximize the revenue opportunities from in-band mobile and handheld digital television. This approach responds to the emerging transport system being developed by the ATSC." To complete the end-to-end, IP-based content delivery platform, new software was embedded within prototype MPH receivers from LG and Kenwood USA to enable them to receive the IP-encapsulated mobile DTV signals. The application of an IP transport layer to the MPH system greatly enhances the array of services that MPH can provide, while not compromising the quality of the other DTV services broadcasters also carry in the same ATSC transport stream. IP-based delivery readily supports services such as non-real-time content delivery, electronic service guides, banner advertising, datacasting and interactive experiences. In the broadcast demonstration at NAB2008, Triveni Digital's SkyScraper point-to-multipoint content distribution system will support the delivery of MPH-encoded content from KVCW-DT's transmitter to receivers in a vehicle traveling around Las Vegas. In this demonstration, Triveni Digital's Ensignia digital signage solution will enable display of video content being provided by KVCW-DT — complemented by a live ticker and a continually updated advertising panel — on board the demonstration vehicle. In order to enable real-time video broadcast, the UDcast ATSC/MPH IP Encapsulator will ensure the delivery of mobile video IP content on the top of the ATSC standard transmission. Additionally, the IPE-Manager from UDcast will allow easy content programming, as well as high availability of the service through its redundancy mechanisms. Developed by LG Electronics, Inc., its U.S. research subsidiary Zenith, and Harris Corporation, MPH is capable of providing robust OTA DTV signals to mobile, pedestrian and handheld devices. The MPH system enables users to view their favorite programs from local broadcasters, watch sports and movies, and access local news and weather, even when traveling in fast-moving vehicles or using handheld video devices away from home. For broadcasters, this new technology promises to create new, lucrative revenue streams. About Triveni Digital About UDcast About Kenwood USA Corporation About LG Electronics About Harris Corporation # # # Harris Contact Information: David Glidden
Jay Adrick
LG Electronics, USA Contact Information: John Taylor
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