GB2549589B - Systems and methods for synchronizing media asset playback on multiple devices - Google Patents

Systems and methods for synchronizing media asset playback on multiple devices Download PDF

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Publication number
GB2549589B
GB2549589B GB1703264.0A GB201703264A GB2549589B GB 2549589 B GB2549589 B GB 2549589B GB 201703264 A GB201703264 A GB 201703264A GB 2549589 B GB2549589 B GB 2549589B
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GB
United Kingdom
Prior art keywords
systems
methods
media asset
multiple devices
synchronizing media
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1703264.0A
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English (en)
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GB201703264D0 (en
GB2549589A (en
Inventor
sanders Gary
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adeia Guides Inc
Original Assignee
Rovi Guides Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rovi Guides Inc filed Critical Rovi Guides Inc
Publication of GB201703264D0 publication Critical patent/GB201703264D0/en
Publication of GB2549589A publication Critical patent/GB2549589A/en
Application granted granted Critical
Publication of GB2549589B publication Critical patent/GB2549589B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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

Landscapes

  • 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)
GB1703264.0A 2016-02-29 2017-02-28 Systems and methods for synchronizing media asset playback on multiple devices Active GB2549589B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB201703264D0 GB201703264D0 (en) 2017-04-12
GB2549589A GB2549589A (en) 2017-10-25
GB2549589B true GB2549589B (en) 2020-08-19

Family

ID=58314523

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1703264.0A Active GB2549589B (en) 2016-02-29 2017-02-28 Systems and methods for synchronizing media asset playback on multiple devices

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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US10701447B2 (en) * 2016-11-18 2020-06-30 Rovi Guides, Inc. Systems and methods for slowing down fast-access playback operations
KR102268442B1 (ko) * 2018-04-24 2021-06-22 구글 엘엘씨 다수의 디바이스에서 동기화된 미디어 콘텐츠 재생 동안 품질 레벨을 조절하기 위한 방법들, 시스템들 및 매체들
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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US20130067116A1 (en) * 2011-09-13 2013-03-14 Microsoft Corporation Synchronizing Streaming Video between Viewers over a Network
US8464298B1 (en) * 2008-11-14 2013-06-11 Vadim Dagman Method and system to daisy-chain access to video resources
WO2014052991A1 (en) * 2012-09-28 2014-04-03 Sony Computer Entertainment Llc Playback synchronization in a group viewing a media title

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Also Published As

Publication number Publication date
KR102589622B1 (ko) 2023-10-13
AU2017228317A1 (en) 2017-12-07
JP2019507508A (ja) 2019-03-14
EP3378234A1 (en) 2018-09-26
US20170251235A1 (en) 2017-08-31
CN107710771A (zh) 2018-02-16
GB201703264D0 (en) 2017-04-12
KR20180117029A (ko) 2018-10-26
CA2987435A1 (en) 2017-09-08
GB2549589A (en) 2017-10-25
WO2017151545A1 (en) 2017-09-08

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