Wow, 8K TV! Toru Imai Head of Panning and Coordination Division Science & Technology Research Laboratories (STRL) Japan Broadcasting Corp. 1

8K 8K Super Hi-Vision with 3 Features More Pixels 4K Faster Pixels 8K = 7,680 x 4,320 2K 4K 8K Faster Pixels Better Pixels Frame rate 120 Hz 10 or 12 bit/pixel, Wide color gamut 2

1. More Pixels 33 million pixels (16 times as many as 2K) 2K HDTV Ｆｉｅｌｄ ｏｆ View 30° 33 million pixels (16 times as many as 2K) Height of display x 3 4320 pixels Ｆｉｅｌｄ ｏｆ View 100° ４Ｋ UHDTV 3840 pixels 2160 pixels Height of display x 0.75 Ｆｉｅｌｄ ｏｆ View 60° 8K required for the highest sensation of presence without realizing pixels Height of display x 1.5 3

2K Hi-Vision 8K Super Hi-Vision 4

2. Faster Pixels Better motion portrayal with the frame frequency of 120 Hz 60 Hz 120 Hz 1/60 sec. 1/120 5

3. Better Pixels Wide color gamut colorimetry Bit depth of 10/12 bits Blue (8K) Red (8K) Green (8K) Red (HDTV) Green (HDTV) Blue (HDTV) Pointer’s colors: Existing surface colors Spectral Locus 6

3D surround sound system 22.2-multichannel 3D surround sound system Top Layer　 Middle Layer　 Bottom Layer　 　LFE (Low- Frequency Effects)　 7

Demo also can be watched in South Pacific Ballroom 1. Demonstration Carnival de Rio FIFA World Cup Demo also can be watched in South Pacific Ballroom 1. 8

8K TV Broadcasts Toru Imai Head of Panning and Coordination Division Science & Technology Research Laboratories (STRL) Japan Broadcasting Corp.

Japan's sole public broadcaster Financed by the viewers’ receiving fees STRL innovating satellite broadcasts, HDTV, and more

Evolution of NHK’s Broadcast Media Next Generation 2016 8K Super Hi-vison 2013 Hybridcast Higher Quality 2000 Data Broadcasting 2000 HDTV Digital 1985 Teletext 1960 SDTV(color) Analog More Functions 1953 SDTV(B&W) 11

NHK’s Roadmap of 8K 2020 2018 2016 2015 2014 Broadcasting Tokyo Olympics World Cup Russia Rio Olympics 2020 World Cup Brazil 2018 Broadcasting 2016 Test broadcasting 2015 Experiments (by using a broadcast satellite) 2014 Public viewing 12

How to deliver 8K broadcasts with 100Mbps Satellite Terrestrial Cable 13

8K Satellite Broadcasting in 2016 12-GHz band broadcasting satellite Transmission of one 8K SHV program by a single satellite transponder 12-GHz band broadcasting satellite 16 APSK, etc. 17-GHz band 12-GHz band Occupied bandwidth: 34.5MHz Compliant with ARIB standard, “Transmission System for Advanced Wide Band Digital Satellite Broadcasting” Modulator Demodulator Encoder Decoder 72Gbps (60Hz) ⇒80〜100Mbps Under development Compliant with HEVC/H.265 14

8K Terrestrial Broadcasting beyond 2016 Next-generation digital TV experiment (UHF-46ch) 　 - Ultra-multilevel OFDM (4096QAM) 　 - Dual-polarized MIMO ⇒ Large-capacity transmission (91.8 Mbps at 6 MHz ) Twice capacity of current Twice capacity of current Dual polar Tx Long distance (approx. 27km=17miles) Horizontal and vertical polarized waves Dual polar Rx 4096QAM Test station (Hitoyoshi, Kumamoto-pref.) 64QAM Current digital TV - 64QAM - Single polar 8K HD (2K) 15

8K Cable Television in 2016 (Standardization ongoing) HD HD Cable TV Operator (Headend) Subscriber Cable TV transmission path Signals received via satellite Mod. Demod. Combination 8K Divider and multiplexer 256 QAM 256 QAM 8K 256 QAM 256 QAM HD HD 64 QAM 64 QAM 256 QAM 64 QAM Bit rate: 116 Mbit/s 64QAM: 31.6 Mbit/s 256QAM: 42.2 Mbit/s Frequency 16

Standardization International studio standards Rec. ITU-R BT.2020 for UHDTV (4K & 8K) parameters Pixel count, Frame frequency, Colorimetry, Bit depth, etc. Rec. ITU-R BS.2051 for sound systems including 22.2ch Domestic standards for satellite broadcasting Transmission system for advanced wide band digital satellite broadcasting 16APSK etc. Video & audio coding, and multiplexing specifications for digital broadcasting ITU-T H.265, MPEG-4 AAC, MMT+TLV, HTML5, AES, etc. 17

Broadcast Broadband Hybridcast Suitable for high quality, reliable and multi-destination delivery Efficient to deliver the same content in real-time without congestion Broadband Suitable for delivery of large amounts of information to individual recipient Hybridcast 18

8K Super Hi-Vision with Hybridcast Technologies Broadcast video Data from broadband Video from broadband SNS 19

High sensitivity and low noise for theater use 8K Cameras Compact and light-weight 2002 80 kg 2004 40 kg 2010 20 kg 2012 5 kg 2013 2 kg Dual Green 24Gbps Toward “full-specification” and special use 2010　 Full-resolution 72Gbps 2012　 Full-resolution+120Hz 144Gbps 2013　 High sensitivity and low noise for theater use 20

8K bit rate with chroma subsampling ４：４：４ ４：２：０ 4320 px 7680 px 4320 px 7680 px Full resolution 144Gbps(120Hz) 72Gbps(60Hz) ※12bit Info.1/2 G：1 B：1/4 R：1/4 ４：２：２ Dual Green(DG) 4320 px 7680 px 4320 px 7680 px Info. 1/3 G：1/2 B：1/4 R：1/4 24Gbps(60Hz) Info. 2/3 G：1 B：1/2 R：1/2

Production equipment OB van Editing room 22.2-ch audio dubbing studio Video switcher Slow-motion Up converter to 8K 22.2-ch microphone Editing room Recorder HEVC encoder Uncompressed transmitter for fiber optics Uncompressed transmitter for 120 GHz band 22.2-ch audio dubbing studio 22

8K Displays developed at NHK STRL 85-inch LCD in cooperation with Sharp 145-inch Plasma in cooperation with Panasonic For introducing a larger screen into home Flexible OLED 23

8K program development Various genres Entertainment Sports Drama NHK/TV GLOBO Entertainment Drama Nature 24

Publishing/Advertising Applications of 8K Super Hi-Vision Publishing/Advertising Live public viewing Digital cinema Education 3D television Art museum exhibits Video equipment Receivers Medical 25

See you in Tokyo 2020. 26