JP2019507508A - 複数のデバイス上でのメディアアセット再生を同期するためのシステムおよび方法 - Google Patents

複数のデバイス上でのメディアアセット再生を同期するためのシステムおよび方法 Download PDF

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JP2019507508A
JP2019507508A JP2017561822A JP2017561822A JP2019507508A JP 2019507508 A JP2019507508 A JP 2019507508A JP 2017561822 A JP2017561822 A JP 2017561822A JP 2017561822 A JP2017561822 A JP 2017561822A JP 2019507508 A JP2019507508 A JP 2019507508A
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media asset
amount
media
time
indication
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JP2019507508A5 (enExample
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ゲイリー サンダース，
ゲイリー サンダース，
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ロヴィ ガイズ， インコーポレイテッド
ロヴィ ガイズ， インコーポレイテッド
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Publication of JP2019507508A publication Critical patent/JP2019507508A/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
    • H04N21/2402—Monitoring of the downstream path of the transmission network, e.g. bandwidth available
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2387—Stream processing in response to a playback request from an end-user, e.g. for trick-play
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
    • H04N21/2407—Monitoring of transmitted content, e.g. distribution time, number of downloads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
    • H04N21/2625—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists for delaying content or additional data distribution, e.g. because of an extended sport event
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
    • H04N21/44204—Monitoring of content usage, e.g. the number of times a movie has been viewed, copied or the amount which has been watched
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content authoring
    • H04N21/8547—Content authoring involving timestamps for synchronizing content
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17336—Handling of requests in head-ends

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
JP2017561822A 2016-02-29 2017-02-28 複数のデバイス上でのメディアアセット再生を同期するためのシステムおよび方法 Pending JP2019507508A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/056,692 US20170251235A1 (en) 2016-02-29 2016-02-29 Systems and methods for synchronizing media asset playback on multiple devices
US15/056,692 2016-02-29
PCT/US2017/019827 WO2017151545A1 (en) 2016-02-29 2017-02-28 Systems and methods for synchronizing media asset playback on multiple devices

Publications (2)

Publication Number Publication Date
JP2019507508A true JP2019507508A (ja) 2019-03-14
JP2019507508A5 JP2019507508A5 (enExample) 2020-04-09

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JP2017561822A Pending JP2019507508A (ja) 2016-02-29 2017-02-28 複数のデバイス上でのメディアアセット再生を同期するためのシステムおよび方法

Country Status (9)

Country Link
US (1) US20170251235A1 (enExample)
EP (1) EP3378234A1 (enExample)
JP (1) JP2019507508A (enExample)
KR (1) KR102589622B1 (enExample)
CN (1) CN107710771A (enExample)
AU (1) AU2017228317A1 (enExample)
CA (1) CA2987435A1 (enExample)
GB (1) GB2549589B (enExample)
WO (1) WO2017151545A1 (enExample)

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US10992992B2 (en) * 2019-03-13 2021-04-27 ROVl GUIDES, INC. Systems and methods for reconciling playback using progress point information
CA3177439A1 (en) * 2020-05-01 2021-11-04 Scott R. EPSTEIN Method and system for synchronized viewing of content over multiple remote media play devices
US11678003B2 (en) 2021-06-21 2023-06-13 Charter Communications Operating, Llc Media playback synchronization on multiple systems
US20230052385A1 (en) * 2021-08-10 2023-02-16 Rovi Guides, Inc. Methods and systems for synchronizing playback of media content items
KR102757909B1 (ko) * 2022-06-17 2025-02-07 주식회사 모스카스튜디오 복수의 플랫폼에 포함된 콘텐츠들을 통합 제공하는 서비스 제공 방법 및 장치
US12081608B1 (en) * 2023-04-28 2024-09-03 Directv, Llc Methods and apparatus for synchronous HTTP media playback
KR102624659B1 (ko) * 2023-06-01 2024-01-15 주식회사 스크리나 개인방송 환경 정보를 참조로 하여 컨텐츠의 싱크를 조정하는 방법 및 이를 이용한 서버

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GB201703264D0 (en) 2017-04-12
EP3378234A1 (en) 2018-09-26
GB2549589A (en) 2017-10-25
WO2017151545A1 (en) 2017-09-08
GB2549589B (en) 2020-08-19
KR102589622B1 (ko) 2023-10-13
CA2987435A1 (en) 2017-09-08
AU2017228317A1 (en) 2017-12-07
US20170251235A1 (en) 2017-08-31
CN107710771A (zh) 2018-02-16
KR20180117029A (ko) 2018-10-26

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