Ultra-high-definition television
Field trials of UHDTV over DTT networks
Field trials using existing digital terrestrial television (DTT) transmitters have included the following.

Ultra-high-definition television

Section Title: Field trials of UHDTV over DTT networks
Table Section Text: Field trials using existing digital terrestrial television (DTT) transmitters have included the following.

Type	Country	Transmitter site	Covering	ERP	DTT system	Channel bandwidth	Transmission mode	Multiplex capacity	Signal bit rate	Video encoding standard	Picture standard	Audio encoding standard	Center frequency

8K‑UHD	Japan	NHK Hitoyoshi Station	Hitoyoshi Area, Kumamoto Prefecture	140 W (H) 135 W (V)	ISDB-T	6 MHz	32k GI=1/32 4096QAM FEC 3/4 dual-polarized MIMO	91.8 Mbit/s	91.0 Mbit/s	MPEG-4 AVC/H.264	7680 × 4320p 59.94 frame/s, 8 bit/px	MPEG-4 AAC 384 kbit/s	671 MHz (Ch 46 in Japan)

NHK Mizukami Station	25 W (H) 25 W (V)	671 MHz (Ch 46 in Japan)

NHK STRL Building	Tokyo	93 W (H) 93 W (V)	581 MHz (Ch 31 in Japan)

8K-UHD	Korea (Republic of)	Technical Research Institute Building of Korean Broadcasting System (KBS)	Yeoeuido, Seoul	10 W (H) 10 W (V)	–	6 MHz	2k GI= 1/16 256QAM FEC 3/4 dual-polarized MIMO	50.475 Mbit/s (Single band)	50.0 Mbit/s (Single band)	HEVC	–	–	605 MHz & 623 MHz (Ch 36 & Ch 39 in Korea)

4K-UHD	Australia	Gore Hill	Sydney	50 kW	DVB-T2	7 MHz	16k, extended mode, GI = 1/32, 256QAM, FEC 3/4, PP7	38.63 Mbit/s	Variable (some trials at 35 Mbit/s)	HEVC	3840 × 2160p	MPEG-4 AAC	212.5 MHz (Ch 10 in Australia)

Kings Cross	650 W	536.5 MHz (Ch 29 in Australia)

North Head	1 kW	536.5 MHz (Ch 29 in Australia)

4K-UHD	Brazil	Mt. Sumaré	Parts of Rio de Janeiro metropolitan area	660 W (H) 660 W (V)	ISDB-T	8 MHz	32k, extended mode, GI = 1/128, 64QAM, FEC5/6, PP7	36.72 Mbit/s	35.0 Mbit/s	HEVC	3840 × 2160p 50 frame/s, 8 bit/px	E-AC-3 5.1	754 MHz (Ch56 in Region 1)

4K-UHD	Korea (Republic of)	Gwanaksan	South Metropolitan area,of Seoul	36.7 kW	DVB-T2	6 MHz	32k extended mode GI = 1/16 PP4 256 QAM FEC 3/4, 4/5, 5/6	< 35.0 Mbit/s	Variable (some trials at 25~34 Mbit/s)	HEVC Main10 Level 5.1 Max 28 Mbit/s	3840 × 2160p 60 frame/s, 8 or 10 bit/px	MPEG-H 3D Audio	761 MHz (Ch 62 in Korea)

12.9 kW	701 MHz (Ch 52 in Korea)

40.0 kW	707 MHz (Ch 53 in Korea)

Namsan	Central area of Seoul	2.2 kW	761 MHz (Ch 62 in Korea)

Yongmunsan	West Metropolitan area of,Seoul	8.3 kW	707 MHz (Ch 53 in Korea)

4K-UHD	France	Eiffel Tower	City of Paris	1 kW	DVB-T2	8 MHz	32k extended mode, GI = 1/128, 256QAM, FEC2/3, PP7	40.2 Mbit/s	Two programmes carried: one at 22.5 Mbit/s, one at 17.5 Mbit/s	HEVC	3840 × 2160p, 50 frame/s, 8 bit/px	HE-AAC 192 kbit/s	514 MHz (Ch26 in Region 1)

4K-UHD	Spain	ETSI Tele-comunicación	Ciudad Universitaria Madrid	125 W	DVB-T2	8 MHz	32k, extended mode, GI = 1/128, 64QAM, FEC5/6, PP7	36.72 Mbit/s	35 Mbit/s (other bit rates also tested)	HEVC	3840 × 2160p, 50 frame/s, 8 bit/px	E-AC-3 5.1	754 MHz (Ch56 in Region 1)

4K-UHD	Sweden	Stockholm Nacka	City of Stockholm	35 kW	DVB-T2	8 MHz	32k, extended mode, GI = 19/256, 256QAM, FEC3/5, PP4	31.7 Mbit/s	24 Mbit/s	HEVC	3840 × 2160p 29.97 frame/s, 8 bit/px	618 MHz (Ch 39 in Region 1)

4K-UHD	United Kingdom	Crystal Palace	Greater London (serving over 4.5 million households)	39.8 kW	DVB-T2	8 MHz	32k, extended mode, GI = 1/128, 256QAM, FEC 2/3, PP7	40.2 Mbit/s	Variable (some trials at 35 Mbit/s)	HEVC	Mixture of 3840 × 2160p, 50 frame/s and 3840 × 2160p, 59.94 frame/s; most of the trial at 8 bit/px, some at 10 bit/px	586 MHz (Ch 35 in Region 1)

Winter Hill	North-west England, including Manchester and Liverpool (serving 2.7 million households)	22.5 kW	602 MHz (Ch 37 in Region 1)

Black Hill	Central Scotland, including Glasgow and Edinburgh (serving 1 million households)	39 kW	586 MHz (Ch 35 in Region 1)

4K-UHD	Czech Republic	Žižkov Television Tower	Prague	–	DVB-T2	8 MHz	–	–	–	HEVC	3840 × 2160p	–	706 MHz (Ch50 in Region 1)

4K-UHD	Slovakia	Kamzík	Bratislava	5 kW	DVB-T2	32k, 256QAM, FEC 3/4	36 Mbit/s	HEVC	3840 × 2160p	184.5 MHz (ch 6)

4K-UHD	China (P. R. of)	Unknown	Jiaxing, Zhejiang	Unknown Signal radius: 39 km	DTMB-A	8 MHz	Unknown 4QAM included	Unknown	Unknown	Unknown Variant of AVS	3840 × 2160p, 50 frames/s	Unknown Variant of DRA	642 MHz (ch 29)

Sentence(s)

UHDTV has two types, 3840 × 2160 and 7680 × 4320.

final_sentence: UHDTV has two types, 3840 × 2160 and 7680 × 4320.