GB2564081B - Video transmission - Google Patents

Video transmission Download PDF

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Publication number
GB2564081B
GB2564081B GB1706550.9A GB201706550A GB2564081B GB 2564081 B GB2564081 B GB 2564081B GB 201706550 A GB201706550 A GB 201706550A GB 2564081 B GB2564081 B GB 2564081B
Authority
GB
United Kingdom
Prior art keywords
video transmission
video
transmission
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
GB1706550.9A
Other versions
GB201706550D0 (en
GB2564081A (en
Inventor
Glauert Timothy
John Fisher Andrew
Smith Phillip
Knight Brian
Milway David
Dickens Nigel
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.)
ADVENTIQ Ltd
Adder Technology Ltd
Original Assignee
ADVENTIQ Ltd
Adder Technology 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 ADVENTIQ Ltd, Adder Technology Ltd filed Critical ADVENTIQ Ltd
Priority to GB1706550.9A priority Critical patent/GB2564081B/en
Publication of GB201706550D0 publication Critical patent/GB201706550D0/en
Publication of GB2564081A publication Critical patent/GB2564081A/en
Application granted granted Critical
Publication of GB2564081B publication Critical patent/GB2564081B/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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/647—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission using significance based coding, e.g. Embedded Zerotrees of Wavelets [EZW] or Set Partitioning in Hierarchical Trees [SPIHT]
    • 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
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • 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
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234363—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by altering the spatial resolution, e.g. for clients with a lower screen resolution
    • 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
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/23439—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements for generating different versions

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
GB1706550.9A 2017-04-25 2017-04-25 Video transmission Active GB2564081B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1706550.9A GB2564081B (en) 2017-04-25 2017-04-25 Video transmission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1706550.9A GB2564081B (en) 2017-04-25 2017-04-25 Video transmission

Publications (3)

Publication Number Publication Date
GB201706550D0 GB201706550D0 (en) 2017-06-07
GB2564081A GB2564081A (en) 2019-01-09
GB2564081B true GB2564081B (en) 2022-11-23

Family

ID=58795616

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1706550.9A Active GB2564081B (en) 2017-04-25 2017-04-25 Video transmission

Country Status (1)

Country Link
GB (1) GB2564081B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0986265A2 (en) * 1998-09-07 2000-03-15 Victor Company Of Japan, Ltd. Method for scalable delivery of compressed video data
WO2003036911A2 (en) * 2001-10-24 2003-05-01 Qualcomm Incorporated Method and apparatus for data packet transport in a wireless communication system using an internet protocol
US20140211861A1 (en) * 2013-01-25 2014-07-31 Electronics And Telecommunications Research Institute Method and system for providing high definition (hd) broadcasting service and ultra high definition (uhd) broadcasting service
WO2017007659A1 (en) * 2015-07-08 2017-01-12 Google Inc. Single-stream transmission method for multi-user video conferencing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0986265A2 (en) * 1998-09-07 2000-03-15 Victor Company Of Japan, Ltd. Method for scalable delivery of compressed video data
WO2003036911A2 (en) * 2001-10-24 2003-05-01 Qualcomm Incorporated Method and apparatus for data packet transport in a wireless communication system using an internet protocol
US20140211861A1 (en) * 2013-01-25 2014-07-31 Electronics And Telecommunications Research Institute Method and system for providing high definition (hd) broadcasting service and ultra high definition (uhd) broadcasting service
WO2017007659A1 (en) * 2015-07-08 2017-01-12 Google Inc. Single-stream transmission method for multi-user video conferencing

Also Published As

Publication number Publication date
GB201706550D0 (en) 2017-06-07
GB2564081A (en) 2019-01-09

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