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Demonstration of 7680×4320 UHDTV with 22.2 multichan n el sound using 85-inch LCD

Demonstration of 7680×4320 UHDTV with 22.2 multichan n el sound using 85-inch LCD. September 26 – 27, 2011 at ITU NHK (Japan Broadcasting Corp.). Background (R&D at NHK). In 1995, started study on UHDTV and three-dimensional multichannel sound. In 2000, started study on 8K×4K UHDTV.

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Demonstration of 7680×4320 UHDTV with 22.2 multichan n el sound using 85-inch LCD

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  1. Demonstration of 7680×4320 UHDTVwith 22.2 multichannel soundusing 85-inch LCD September 26 – 27, 2011 at ITU NHK (Japan Broadcasting Corp.)

  2. Background (R&D at NHK) • In 1995, started study on UHDTV and three-dimensional multichannel sound. • In 2000, started study on 8K×4K UHDTV. • In 2002, produced the first UHDTV programme. • Since then, has produced a number of UHDTV programmes, conducted live transmission, and demonstrated them at World Expo., IBC, NAB, and others. • Also developed video and sound equipment for capture, production, transmission, and display. • In 2011, developed the world’s first 8K×4K LCD. • In 2020, will launch test broadcasting of 8K×4K UHDTV.

  3. Background (ITU-R Recommendations) • Rec. ITU-R BT.1201“Extremely high resolution imagery” (1995, 2004) • Rec. ITU-R BT.1769 “Parameter values for an expanded hierarchy of LSDI image formats for production and international programme exchange” (2006) • PDN Rec. ITU-R BT.[IMAGE-UHDTV] “Parameter values for UHDTV systems for productionand international programme exchange” (under development)

  4. Content • A programme titled “Gift” produced in 2009 (10 min) • Four video clips and two still pictures (45 sec) • Two sound programmes, orchestra and pipe organ, with still pictures (3 min each, to be presented at a special session for audio experts)

  5. Equipment • 85-inch LCD • 7680×4320/60/P, 10-bit, HDMI (1.3) ×16-ch • Loudspeakers • Loudspeaker array frame integrated with LCD • 102 loudspeaker units reproduce side and rear sound using signal processing in addition to frontal sound • Tallboy type loudspeakers (for studio production) • 10 pillars for 22.2-ch reproduction • Playback • Video: Solid state drive and frame memory, RGB 4:4:4, 12-bit • Audio: Hard disk drive (Digital Audio Workstation), 48 kHz, 24-bit

  6. Schedule • Monday, 26 September 09:00 – 18:00 • Tuesday, 27 September 09:00 – 16:00 Note: Special sessions may be held for video and audio experts during the days.

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