SE545897C2 - System and method for producing a shared video stream - Google Patents

System and method for producing a shared video stream

Info

Publication number
SE545897C2
SE545897C2 SE2250113A SE2250113A SE545897C2 SE 545897 C2 SE545897 C2 SE 545897C2 SE 2250113 A SE2250113 A SE 2250113A SE 2250113 A SE2250113 A SE 2250113A SE 545897 C2 SE545897 C2 SE 545897C2
Authority
SE
Sweden
Prior art keywords
digital video
video stream
shared
stream
participant
Prior art date
Application number
SE2250113A
Other languages
English (en)
Swedish (sv)
Other versions
SE2250113A1 (en
Inventor
Anders Nilsson
Andreas Björkman
Lars Erlman
Marcus Ragnarsson
Maxx Sörqvist
Per Blankens
Original Assignee
Livearena Tech Ab
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 Livearena Tech Ab filed Critical Livearena Tech Ab
Priority to SE2250113A priority Critical patent/SE545897C2/en
Priority to CA3249861A priority patent/CA3249861A1/en
Priority to EP23750040.0A priority patent/EP4473736A4/en
Priority to CN202380020406.3A priority patent/CN118786674A/zh
Priority to PCT/SE2023/050090 priority patent/WO2023149835A1/en
Priority to KR1020257041491A priority patent/KR20260006042A/ko
Priority to CN202380020400.6A priority patent/CN118743225A/zh
Priority to AU2023215134A priority patent/AU2023215134A1/en
Priority to KR1020247027325A priority patent/KR20240144941A/ko
Priority to PCT/SE2023/050091 priority patent/WO2023149836A1/en
Priority to EP23750041.8A priority patent/EP4473737A4/en
Priority to CA3249860A priority patent/CA3249860A1/en
Priority to AU2023216645A priority patent/AU2023216645A1/en
Priority to KR1020247027326A priority patent/KR20240145474A/ko
Priority to JP2024545896A priority patent/JP2025506378A/ja
Priority to JP2024545898A priority patent/JP2025505569A/ja
Publication of SE2250113A1 publication Critical patent/SE2250113A1/en
Priority to US18/434,868 priority patent/US12262069B2/en
Publication of SE545897C2 publication Critical patent/SE545897C2/en
Priority to US18/638,865 priority patent/US12184908B2/en
Priority to US19/059,318 priority patent/US20250193463A1/en

Links

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]
    • H04N21/20—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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/23424—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for inserting or substituting an advertisement
    • 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
    • H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G06F3/013—Eye tracking input arrangements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1813—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for computer conferences, e.g. chat rooms
    • H04L12/1827—Network arrangements for conference optimisation or adaptation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/40—Support for services or applications
    • H04L65/401—Support for services or applications wherein the services involve a main real-time session and one or more additional parallel real-time or time sensitive sessions, e.g. white board sharing or spawning of a subconference
    • H04L65/4015—Support for services or applications wherein the services involve a main real-time session and one or more additional parallel real-time or time sensitive sessions, e.g. white board sharing or spawning of a subconference where at least one of the additional parallel sessions is real time or time sensitive, e.g. white board sharing, collaboration or spawning of a subconference
    • 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
    • H04N21/21—Server components or server architectures
    • H04N21/218—Source of audio or video content, e.g. local disk arrays
    • H04N21/21805—Source of audio or video content, e.g. local disk arrays enabling multiple viewpoints, e.g. using a plurality of cameras
    • 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
    • H04N21/21—Server components or server architectures
    • H04N21/218—Source of audio or video content, e.g. local disk arrays
    • H04N21/2187—Live feed
    • 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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • 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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/23418—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics
    • 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—Synchronisation processes, e.g. processing of PCR [Programme 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/4223—Cameras
    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4347—Demultiplexing of several video streams
    • 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
    • H04N21/44213—Monitoring of end-user related data
    • H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV programme
    • 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
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems
    • H04N7/152—Multipoint control units therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1886—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with traffic restrictions for efficiency improvement, e.g. involving subnets or subdomains

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Social Psychology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • User Interface Of Digital Computer (AREA)
  • Television Systems (AREA)
  • Studio Devices (AREA)
SE2250113A 2022-02-04 2022-02-04 System and method for producing a shared video stream SE545897C2 (en)

Priority Applications (19)

Application Number Priority Date Filing Date Title
SE2250113A SE545897C2 (en) 2022-02-04 2022-02-04 System and method for producing a shared video stream
PCT/SE2023/050091 WO2023149836A1 (en) 2022-02-04 2023-02-03 System and method for producing a video stream
EP23750041.8A EP4473737A4 (en) 2022-02-04 2023-02-03 System and method for producing a video stream
CN202380020406.3A CN118786674A (zh) 2022-02-04 2023-02-03 用于产生视频流的系统和方法
PCT/SE2023/050090 WO2023149835A1 (en) 2022-02-04 2023-02-03 System and method for producing a video stream
KR1020257041491A KR20260006042A (ko) 2022-02-04 2023-02-03 비디오 스트림의 생성을 위한 시스템 및 방법
CN202380020400.6A CN118743225A (zh) 2022-02-04 2023-02-03 用于产生视频流的系统和方法
AU2023215134A AU2023215134A1 (en) 2022-02-04 2023-02-03 System and method for producing a video stream
KR1020247027325A KR20240144941A (ko) 2022-02-04 2023-02-03 비디오 스트림의 생성을 위한 시스템 및 방법
CA3249861A CA3249861A1 (en) 2022-02-04 2023-02-03 SYSTEM AND METHOD FOR PRODUCING A VIDEO STREAM
EP23750040.0A EP4473736A4 (en) 2022-02-04 2023-02-03 System and method for generating a video stream
CA3249860A CA3249860A1 (en) 2022-02-04 2023-02-03 SYSTEM AND METHOD FOR PRODUCING A VIDEO STREAM
AU2023216645A AU2023216645A1 (en) 2022-02-04 2023-02-03 System and method for producing a video stream
KR1020247027326A KR20240145474A (ko) 2022-02-04 2023-02-03 비디오 스트림의 생성을 위한 시스템 및 방법
JP2024545896A JP2025506378A (ja) 2022-02-04 2023-02-03 ビデオストリームを生成するシステムおよび方法
JP2024545898A JP2025505569A (ja) 2022-02-04 2023-02-03 ビデオストリームを生成するシステムおよび方法
US18/434,868 US12262069B2 (en) 2022-02-04 2024-02-07 System and method for producing a video stream
US18/638,865 US12184908B2 (en) 2022-02-04 2024-04-18 System and method for producing a video stream
US19/059,318 US20250193463A1 (en) 2022-02-04 2025-02-21 System and method for producing a video stream

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2250113A SE545897C2 (en) 2022-02-04 2022-02-04 System and method for producing a shared video stream

Publications (2)

Publication Number Publication Date
SE2250113A1 SE2250113A1 (en) 2023-08-05
SE545897C2 true SE545897C2 (en) 2024-03-05

Family

ID=87552725

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2250113A SE545897C2 (en) 2022-02-04 2022-02-04 System and method for producing a shared video stream

Country Status (9)

Country Link
US (3) US12262069B2 (https=)
EP (2) EP4473736A4 (https=)
JP (2) JP2025506378A (https=)
KR (3) KR20240145474A (https=)
CN (2) CN118786674A (https=)
AU (2) AU2023216645A1 (https=)
CA (2) CA3249860A1 (https=)
SE (1) SE545897C2 (https=)
WO (2) WO2023149836A1 (https=)

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EP4383729B1 (en) * 2022-12-07 2025-11-05 Axis AB Video failover recording
US12500997B2 (en) 2024-01-31 2025-12-16 Livearena Technologies Ab Method and device for producing a video stream

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