IPTV Applications in Digital Home KETI 방송통신융합연구센터 이석필
Contents 1. Evolution of Broadcasting Contents 2. Contents Sharing Service 3. Targeting Advertisement Service 4. Place Shift Service
Evolution of Broadcasting Contents
Entertainment Service functionality Entertainment New Content Distribution Models: Movies, Games, Music, TV Series, etc. New Advertising Concepts Smart TV listings Whole Home Entertainment Subscription Music On Demand Digital Photo Albums on TV DVDs Pay Per View Remote VCRs Control Channel Tuner Color TV On Demand TV (xod / DVR) HDTV Source: Forrester Research today time
TV 서비스의 진화 ~ 2001 2002 ~ 2007 ~ 2011 ~ Uni-directional TV Service Info. Selective TV Service Personalized TV Service Creative TV Service A/V Digital Broadcasting service EPG service Weather, stock and other daily life related information service ECG service Interactive contents service Viewer creates and distributes contents to program provider and/or other users * Creative TV Allow viewer to create their own media worlds according to their specific interests or tastes Viewers to be able to shape TV Viewer are able to participate in storylines, manipulate plots
Consumers want DVR features most % who were very/extremely interested in these TV enhancements Skip commercials easily Record while watching other show Program guide Easily record all episodes of show PVR features One-button weather Movies on-demand Pause live TV Network shows on-demand 100 digital channels VOD features Premium channel on-demand 0% 10% 20% 30% 40% 50% 60% 70% n = 7,539, September 2002, base US households
ECG SBS
Segmentation
Contents Sharing Service -Networked Digital Recorder -Second TV
NDR (1) Home Theatre New Games Networked PVR MP3s Multi-Room DVR Photos Camcorders Plus Home Theatre Games MP3 Music Digital Photos Camcorders More
NDR (2) 오픈미디어 커뮤니티 케스팅 Peer Assisted VoD NDR 개인채널 컨텐츠 전송 User Community TV 기능
NDR (3): Metadata Engine Content Info User Info 개인형 컨텐츠 Metadata Authoring 모듈 Contents Metadata Segments Metadata Metadata Service Request Metadata Server Segment Info Metadata Consumer Content Index Marker Metadata Publishing 모듈 Metadata Content Sharing 모듈 Content Sharing Info 컨텐츠 패키징 관리 모듈 Content Consumption Content Packaging Info History Info XML Type Req Message Metadata DB Response Message (CRIDs) 공유 컨텐츠 검색 엔진 Event Reporting Metadata 처리 모듈 CRID Locator Profile Based Content Filtering Agent Location Resolution Server
NDR (4): NSD (Networked Storage Device) NDR 라이센스 모듈 디바이스 사용자간 NSD 컨텐츠 동기화 NSD TV Screen 라이센스 서버 License HTTP Metadata 처리모듈 Metadata NSD 모듈 CGI I/F Embedded Web Server (컨텐츠 Up/Download) NSD 사용자 2 HTTP HDD Content 스트리밍 모듈 UDP 컨텐츠 스트리밍 (User Content Casting) NSD 사용자 1
NDR (5) 공유채널정보 보기 공유채널 생성 외부단말(PC)에서 재생 PVR저장컨텐츠 개인공유컨텐츠 채널화 Core 모듈 H2H 공유 컨텐츠 전송 모듈 (NDR<->NDR/PC) H2H 공유 컨텐츠 전송 모듈 (NDR<->NDR/PC) In-Home Out-of-Home NDR IP Broadband Network 실시간 방송 컨텐츠 공유컨텐츠 채널 생성 공유컨텐츠 채널 관리 서버 Networked Media Device(ex.PC)
Second TV (1) Wireless/Wired Home Network
Server Client Second TV (2) Server Agent Client Agent User DB User Preference Usage History SOAP Server SOAP Client Content Metadata DB Storage Contents Metadata Contents Event Manager User Id/Passwd User preference Comp. desc. ContentList Etc. Event Manager User Interface Pumping Server Session Manager Network Resource Manager QoS guaranteed list Session/ Control Message Media Player Message Interface Media Control Manager Media Control Manager Media Media Streamer Control Manager Media Streamer Media Streamer Streaming Stream Buffer Media Decoder
Second TV (3)
Second TV (4)
Second TV (5): Emulator
Targeting Advertisement Service -Next Generation Personal TV -Integrated Digital Terrestrial TV
PNGTV (1) : User Preference 항목 Title Keyword Genre Subject Cast Role Channel 설명 프로그램의 제목 (ex. "Friends") 프로그램의 키워드(ex. "Love", "Friendship", "Job") 프로그램의 장르(ex. Movie, Drama, Sports, etc.) 프로그램의 세부 장르(ex. BaseBall, Basketball, etc.) 프로그램의 출연배우의 이름(ex. Harrison Ford) 출연배우의 역할(ex. Actor, Actress, Director, etc.) 선호 채널 (ex. HBO, CBS, etc.) Time 프로그램을 주로 시청하는 시간대(ex. 20:00 ~ 23:00)
PNGTV (2) : Usage History 생성 프로세스 User data collector : 사용자 시그널 수집 Usage information extractor 수집된 사용자 시그널 중 UH생성에 필요정보를 수집 UH생성에 필요한 정보를 콘텐츠 메타데이터에서 수집 XML generator UH 생성을 위해 수집된 정보를 XML 형태로 생성 / 저장 Usage History Generator User Signal User data collector Usage Info. Extractor Sorting Indexing Combining Extracting XML Generator Usage History
PNGTV (3) : Preference 추출 Pattern collector : UH분석을 통하여 action sequences 수집 Feature predictor 패턴 별 action sequence의 빈도계산 긍정 / 부정패턴의 업데이트 새로운 패턴 추가 / 의미 없는 패턴의 제거 Preference predictor 패턴점수화를 통한 새로운 UP 추출 Usage History User Preference Update Module Pattern collector Feature Predictor Preference Predictor N N pos f neg f w m w m m cf m cf UP_ Score = m= 1 m m' = 1 m I t N w = MI m m N = N + N pos neg
PNGTV (4) : 개인 맞춤형 정보 생성 Usage History Generator User Signal EPG User data collector Content Description Metadata Usage Info. Extractor Extracting Combining Indexing Sorting Instance Description Metadata XML Generator Usage History Metadata User Preference Update Module Pattern collector Feature Predictor Preference Predictor Recommendation Module Ranking Grading Recommended Program Lists User Preference
PNGTV (5) : Ad. Metadata 구조
PNGTV (6) : Ad. Metadata 생성기
PNGTV (7) : Automatic Ad. Display User preferences metadata. Ex. Father s favorite drink is Beer Mother s favorite drink is Wine TV program and ads with User Description metadata. (Wine ad, Beer ad) On Air (Digital Terrestrial Broadcasting) Personal Video Receiver The present viewer is Father User metadata HDD TV Set Beer commercial is inserted into the ad break. Segmented Ad Commercial Video insertion
idtt (1) idtt is new service consist of terrestrial DTV network, PVR and internet Digital Terrestrial Broadcast CE Devices Mobile Devices Broadcaster A/V Content TV/ Set-Top PCs A/V Content idtt idtt Metadata and Ads Internet Backchannel Advertisers
idtt (2) Key Service and business model of idtt TV portal service : advanced video searching and storing service Target advertisement : advertisement combined with user info Push VOD : offer premium contents(movie, sports etc) Status PC baed online trial : August 07 click to play demo video http://www.vimeo.com/338387 (password: vmarked) Consortium to establish global standard was organized in 2007 Standard development is in progress
idtt (3) Plans 2007 2008 2009 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 1 2 3 4 5 6 1. KBS s PC based online trial: August 07 2. Completion of idtt spec: Q1'08 3. CE makers develop prototype idtt-compliant TV: Q3 08 4. idtt TV trial service: Q4'08 5. Launch of idtt TV service in Korea: Q2'09 6. Launch of idtt TV service in other major markets: Q3 09
Place Shift Service
2010년 기술진화 방향 기술진화 방향 휴대 이동통신 2003 IEEE1394 IEEE1394 Ethernet Ethernet USB1.0 USB1.0 아날로그 케이블 아날로그 아날로그 케이블 케이블 FTTH FTTH HFC HFC PSTN PSTN PSTN ADSL ADSL IEEE1994 IEEE1994 PLC PLC USB2.0 USB2.0 Blootooth Blootooth WLAN 802.11a/g WLAN 802.11a/g UWB UWB IS95A IS95A IS95A IS95B IS95B IS95B CDMA 2000 CDMA CDMA 2000 2000 802.11b 802.11b DAB DAB DAB 지상파 디지털 TV 방송 지상파 지상파 디지털 디지털 TV TV 방송 방송 아날로그 무선통신 아날로그 아날로그 무선통신 무선통신 2007년 2006년 2000년 Radio Radio Radio 흑백 TV 흑백 흑백 TV TV 컬러 TV 방송 컬러 컬러 TV TV 방송 방송 이동형 멀티미디어 융합 수신단말 이동형 이동형 멀티미디어 멀티미디어 융합 융합 수신단말 수신단말 ZIGBEE USB/1394 ZIGBEE USB/1394 HSDPA HSDPA HSDPA DMB DMB DMB HD TV 방송 HD TV HD TV 방송 방송 차세대 방.통융합형 서비스 차세대 방.통융합형 서비스 차세대 통합 이동통신 및 데이터망 차세대 통합 이동통신 및 데이터망 방송 서비스 고속유선 데이터통신 W- CDMA W- CDMA CDMA 휴대인터넷 WiBro 휴대인터넷 휴대인터넷 WiBro WiBro WiMax WiMax WiMax VOD (SD) VOD (SD) 디지털 케이블 디지털 디지털 케이블 케이블 IPTV IPTV 고정형 통합수신단말 고정형 통합수신단말 E-HFC E-HFC VSDL VSDL HomePNA HomePNA 데이터 방송 데이터 데이터 방송 방송 Place Shift Service Place Shift Service ETRI 자료보완
Sling Media: Slingbox Slingbox (Place Shift TV) Redirect (Placeshift) a live TV stream from a cable box, satellite receiver, or DVR to the viewer's PC - located anywhere in the home or anywhere in the world via Internet (Ex: SONY s Location Free) SlingPlayer Mobile New software package that gives Slingbox owners the ability to watch and control their home TV from any network-enabled mobile phone or PDA
Conceptual Model Service Manager * Any-Device/AP/PP 참여형 Framework을 통한 다종미디어 서비스 Any Device 환경 Toy 전자액자 * Device Shift (Device 연계 서비스) 방송/콘텐츠/광고 서버 개인화 정보 DB 3 rd Party Contents Provider Framework 이동 단말 RG/무선AP Stock WiBro 미디어제어시스템 인증/과금/License * 새로운 Social Network 구축을 위한 Agent 기술 * Place Shift (Virtual Home) IP Home 환경 QoS 지원 스트리밍 Heterogeneous Wireless Network 위성 케이블 공중파 * 4W Technologies - Wireless Sync. - Wireless Powering - Wireless DMA - Wireless PAN * 다종 미디어의 생성/소비/공유 통한 Device-Device간 새로운 Social Network 구축 Internet PC
감사합니다! 35