Cable Television in Japan Evolution to 4K and IP Japan Cable Laboratories

Transcription

1 Cable Television in Japan Evolution to 4K and IP Japan Cable Laboratories ITU Workshop The Future of TV for the Americas 26 November 2018 Bogota, Colombia

2 Japanese Cable Television The first Japanese cable television station began operation in 1955, two years after Japan Broadcasting Corporation (NHK) started television broadcasting, to retransmit NHK programs to a spring resort 150 kilometers north of Tokyo. As of March 2018, cable television reaches 52.6% of Japanese households, with 31.2 million subscribers (households). Cable Television Channels News, sports, movies, etc Retransmission Terrestrial TV and Broadcasting Satellite (BS) Community Channel Local programming by Cable TV stations Cable TV Station Video On Demand TV Station Fiscal year 2017 Number of Commercial Operators: 291 Total Commercial Revenues: billion JYen Internet & IP Telephony 2

3 Yearly Increase of Cable Television Subscribers 10K households Penetration % 式 20 RF IP :RF Multicast 方式 Penetration Penetration (RF) :IP マルチキャスト方 : 普及率 : 普及率 (RFのみ) 年度 11 年度 年度 13 年度 年度 15 年度 年度 17 年度 年度 19 年度 2008 年度 21 年度 年度 23 年度 24 年度 年度 26 年度 年度 28 年度 年度 平成 22 年度までの統計値は 自主放送を行う旧許可施設及び旧電気通信役務利用放送法の登録を受けた者の設備 ( 旧有線役務利用放送設備 ) の加入世帯数 普及率の推移 (Mar 2018) (Source: MIC) Fiscal year 3

4 Yearly Increase of Cable Television Revenue 100 Million JYen 12,000 10,000 8,000 6,000 4,000 2,000 0 Total revenue (incl. telecom revenue ) Cable TV revenue Operating costs Operating revenue 8,320 9,088 9,238 10,358 10,567 12,520 12,853 13,538 7,101 7,399 6,534 5,812 4,807 5,061 4,746 4,257 4,667 5,134 5,437 5,177 4,930 5,030 4,975 5,003 5,031 3,076 3,330 3,533 3,850 4,050 4,883 4,757 4,364 4,3094,623 4,474 4,607 4,468 4,468 4,492 2,956 3,057 3,244 3,467 3, H14 H H H H H H H H H H H H H H28 (Fiscal) (Source: MIC) 4

5 Broadband Services Subscribers (10k subscribers) Fixed Broadband FTTH DSL CATV internet 4,500 4,000 3,500 3,000 2,500 3,964 3,980 4,001 4,022 4,025 4,055 4,073 4,104 4,149 4,185 4,178 4,205 4,230 4,236 4,260 4,279 2,565 2,593 2,630 2,656 2,699 2,724 2,752 2,782 2,829 2,862 2,895 2,925 2,963 2,985 3,007 3,030 2,000 1,500 1, (Source: MIC) 5

6 4K 6

7 Cable TV Telco Broadcasters Overview of 4K/8K Services in Japan Terrestrial Broadcasting Satellite 110 E Commun. Satellite 110 E CS124 /128 Overview of 4K/8K Services in RHCP:Right-Hand Circular Polarization LHCP:Left-Hand Circular Polarization March 2015 Aug 2016 Japan Experimental 4K/8K (ch.17) Apr 2017 Sky Perfect TV 4K (Commercial Service) Experimental 4K (JCSAT-110A LHCP) Research Dec 2018 Commercial 4K8K (RHCP & LHCP) Commercial 4K (LHCP) NTT Plala IP VoD/Linear AcTVila IP VoD Oct 2014 Nov 2015 Hikari TV 4K IP-VOD 4K IP-Linear Dec K AcTVila 3 Cable TV 4K Mar 2017 BS ch.17 Retransmission Dec K8K Satellite Retransmission Advanced Cable Dec 2015 Cable 4K (RF) Apr 2016 Cable 4K (IP) Cable TV 4K IP VOD Cable TV 4K RF VOD May 2015 Apr 2016 Milplus 4K J:COM On Demand : The Association for Promotion of Advanced Broadcasting Services : Japan Cable and Telecommunications Association 7

8 Shipment of 4K TV in Japan (k units) Source: Japan Electronics and Information Technology Industries Association (JEITA) 4K TV shipped (Cumulative) % of household with 4K TV (of 52 mil. household) 8

9 Retransmission of 4K8K Satellite service Japanese Broadcasting Satellite (BS) will start carrying 4K and 8K channels, starting December 1, 2018 Many of those programming will be retransmitted by cable operators throughout Japan Broadcasters 256QAM 256QAM 64QAM E/O Cable HE HFC FTTH Cable Access Lines V-ONU *4K STB HDMI 4K/8K 4K 8K 4K TV *8K STB not available yet This retransmission will benefit cable operators because:- 4 million 4K panel TV sets have been sold in Japan, but they cannot receive this 4K DTH services which use new technology Consumers with such 4K panel TVs will have to use either a new satellite receiver, or a new cable STB 9

10 JLabs 3 rd Generation STB 4K UHDTV Multidevice Remote Viewing on the road 3 rd Gen STB Remote control EPG Personalized Portal Mirroring Services for and in collaboration with tablets and smartphones 10

11 4K services supported by 3 rd Gen. STB RF/IP Service CAS/DRM Multiplexing HDR RF IP Cable 4K Multi2 (64 bit) MPEG-2 TS Advanced Cable ACAS (AES128*) MPEG-2 TS HLG** Satellite 4K Re-transmission ACAS (AES128*) MMT: MPEG Media Transport (ISO/IEC 23008) Cable 4K IP Marlin (AES128) MPEG-2 TS Video on Demand Multiple DRM based on CENC (Common Encryption Scheme) (ITU-T J.1005/1006) MPEG-2 TS * In compliance with MovieLabs (United States) specification for Enhanced Content Protection (ECP) **Hybrid Log Gamma (ITU-R BT.2100) HLG** 11

12 Migration to IP 12

13 IP Multicast in Japan IP Multicast services yet to take off in Japan, especially in cable TV. 10k households 3500 RF IP Multicast (Source: MIC Japan 2017) Most of the 1 million IP multicast subscribers above are actually belong to Telco (NTT and KDDI). Currently only a few cable operators provide IP multicast IP retransmission of 4K/8K satellite services may change this situation 13

14 IPTV IPTV vs. Internet TV In Japan, IPTV and Internet TV is not the same... Transmitted over quality managed IP network by means of Priority control, or Fixed bandwidth assignment Video and audio quality equivalent to RF Broadcasting Special case of IPTV which makes use of IP multicast is called IP Broadcasting Internet TV Transmitted over open internet (best effort network) Video and audio quality subject to network conditions such as congestion In most cases, unicast is used 14

15 Classification of Broadcasting over IP Managed IP Network (Quality equivalent to RF broadcast) Retransmission IPTV IP Broadcasting Hikari TV (NTT plala) DTV & Satellite Linear Services Cable channels Hikari TV au Hikari (KDDI) Cable 4K IP Non-Linear Services (such as VOD) Hikari TV video Open Internet (Best Effort) Internet TV NHK World TV DAZN Abema TV Hikari TV Netflix Hulu Milplus Amazon Youtube TVer NOD (NHK) Cable services (Definition by Japanese Ministry) 15

16 Those watching Internet TV on TV sets spend less hours watching ordinary TV programs People who watch IP video in addition to TV programs spend more time doing so than those who just watch TV programs However, the former spend 34 minutes less to watch TV programs than the latter (min/day) MINUTES SPENT ON WATCHING TV AND VIDEO USING TV SETS People who watch both TV and Video 34 min People who watch TV only Game DVD/Blue Ray YouTube & like Free video TVOD SVOD Recorded TV On-air TV Source: MIC committee paper ( 16

17 Increase of OTT Subscribers in Japan The increasing number of OTT subscribers will affect TV viewing on cable television ( Unit 万契約 of 10k ) 1,200 Estimated number of OTT Subscribers in Japan 2,852 ( Unit 万契約 of 10k ) 3,000 2,580 1,000 2,280 1,016 2,500 合計 Total OTT , , ,249 1, Amazon Prime Video 2,000 dtv 1,500 Netflix 1,000 Hulu TVer 500 U-Next 0 17 Source)Ovum WTVIS ( as of November 2017) 17

18 May-04 Oct-04 Mar-05 Aug-05 Jan-06 Jun-06 Nov-06 Apr-07 Sep-07 Feb-08 Jul-08 Dec-08 May-09 Oct-09 Mar-10 Aug-10 Jan-11 Jun-11 Nov-11 Apr-12 Sep-12 Feb-13 Jul-13 Dec-13 May-14 Oct-14 Mar-15 Aug-15 Jan-16 Jun-16 Nov-16 Apr-17 Sep-17 Feb-18 Increase of broadband traffic per subscribers (kbps) (3.4GB per day) % Download traffic Upload traffic (Source: MIC Japan) 18

19 Partnership with OTT providers OTT is doing some harm to cable operators, but they can co-operate with OTT in various ways such as: Reselling Incorporating OTT channels into cable channels (Unified EPG) Charging cable subscribers use of OTT services on behalf of OTT providers 19

20 Thank you very much