GB2562243B - Channel switching - Google Patents

Channel switching Download PDF

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Publication number
GB2562243B
GB2562243B GB1707373.5A GB201707373A GB2562243B GB 2562243 B GB2562243 B GB 2562243B GB 201707373 A GB201707373 A GB 201707373A GB 2562243 B GB2562243 B GB 2562243B
Authority
GB
United Kingdom
Prior art keywords
channel switching
switching
channel
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
GB1707373.5A
Other versions
GB201707373D0 (en
GB2562243A (en
Inventor
Maarek Ilan
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.)
V Nova International Ltd
Original Assignee
V Nova International Ltd
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 V Nova International Ltd filed Critical V Nova International Ltd
Priority to GB1707373.5A priority Critical patent/GB2562243B/en
Publication of GB201707373D0 publication Critical patent/GB201707373D0/en
Publication of GB2562243A publication Critical patent/GB2562243A/en
Application granted granted Critical
Publication of GB2562243B publication Critical patent/GB2562243B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • H04N21/40—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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440227—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by decomposing into layers, e.g. base layer and one or more enhancement layers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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, manipulating MPEG-4 scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234327—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
    • 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
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
    • H04N21/4383—Accessing a communication channel
    • H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4621—Controlling the complexity of the content stream or additional data, e.g. lowering the resolution or bit-rate of the video stream for a mobile client with a small screen
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • H04N21/64322—IP
    • 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
GB1707373.5A 2017-05-08 2017-05-08 Channel switching Active GB2562243B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1707373.5A GB2562243B (en) 2017-05-08 2017-05-08 Channel switching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1707373.5A GB2562243B (en) 2017-05-08 2017-05-08 Channel switching

Publications (3)

Publication Number Publication Date
GB201707373D0 GB201707373D0 (en) 2017-06-21
GB2562243A GB2562243A (en) 2018-11-14
GB2562243B true GB2562243B (en) 2022-02-09

Family

ID=59065702

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1707373.5A Active GB2562243B (en) 2017-05-08 2017-05-08 Channel switching

Country Status (1)

Country Link
GB (1) GB2562243B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010054719A1 (en) * 2008-11-12 2010-05-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Reducing a tune-in delay into a scalable encoded data stream
WO2010140867A2 (en) * 2009-06-05 2010-12-09 한국전자통신연구원 Streaming server and mobile terminal for reducing channel-changing delay, and a method therefor
US20130198403A1 (en) * 2012-02-01 2013-08-01 Eldon Technology Limited Remote viewing of media content using layered video encoding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010054719A1 (en) * 2008-11-12 2010-05-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Reducing a tune-in delay into a scalable encoded data stream
WO2010140867A2 (en) * 2009-06-05 2010-12-09 한국전자통신연구원 Streaming server and mobile terminal for reducing channel-changing delay, and a method therefor
US20130198403A1 (en) * 2012-02-01 2013-08-01 Eldon Technology Limited Remote viewing of media content using layered video encoding

Also Published As

Publication number Publication date
GB201707373D0 (en) 2017-06-21
GB2562243A (en) 2018-11-14

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Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: V-NOVA INTERNATIONAL LIMITED

Free format text: FORMER OWNER: V-NOVA LTD