JP2005536137A - 家庭用マルチメディア伝送方法及びシステム - Google Patents

家庭用マルチメディア伝送方法及びシステム Download PDF

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Publication number
JP2005536137A
JP2005536137A JP2004528745A JP2004528745A JP2005536137A JP 2005536137 A JP2005536137 A JP 2005536137A JP 2004528745 A JP2004528745 A JP 2004528745A JP 2004528745 A JP2004528745 A JP 2004528745A JP 2005536137 A JP2005536137 A JP 2005536137A
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data packet
data
packet
sequence number
packets
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JP2004528745A
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English (en)
Japanese (ja)
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JP2005536137A5 (enExample
Inventor
リチャード エム ミッラー−スミス
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Koninklijke Philips NV
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Koninklijke Philips Electronics NV
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • 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 or rendering scenes according to encoded video stream scene graphs
    • H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
    • 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
    • H04N21/23406—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving management of server-side video buffer
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
    • 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
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
    • H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
    • 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 or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440236—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by media transcoding, e.g. video is transformed into a slideshow of still pictures, audio is converted into text
    • 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 or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440254—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering signal-to-noise parameters, e.g. requantization
    • 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
    • H04N21/637—Control signals issued by the client directed to the server or network components
    • H04N21/6375—Control signals issued by the client directed to the server or network components for requesting retransmission, e.g. of data packets lost or corrupted during transmission from server
    • 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 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6583—Acknowledgement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
JP2004528745A 2002-08-15 2003-07-29 家庭用マルチメディア伝送方法及びシステム Pending JP2005536137A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0218961.1A GB0218961D0 (en) 2002-08-15 2002-08-15 Transmission method and system
PCT/IB2003/003354 WO2004017638A1 (en) 2002-08-15 2003-07-29 Domestic multimedia transmission method and system

Publications (2)

Publication Number Publication Date
JP2005536137A true JP2005536137A (ja) 2005-11-24
JP2005536137A5 JP2005536137A5 (enExample) 2006-09-14

Family

ID=9942348

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004528745A Pending JP2005536137A (ja) 2002-08-15 2003-07-29 家庭用マルチメディア伝送方法及びシステム

Country Status (8)

Country Link
US (1) US20050254447A1 (enExample)
EP (1) EP1532816A1 (enExample)
JP (1) JP2005536137A (enExample)
KR (1) KR20050052468A (enExample)
CN (1) CN1675931A (enExample)
AU (1) AU2003251103A1 (enExample)
GB (1) GB0218961D0 (enExample)
WO (1) WO2004017638A1 (enExample)

Cited By (1)

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JP2012074026A (ja) * 2010-09-03 2012-04-12 Arm Ltd 相対および絶対デルタ値を使用するデータ圧縮および復元

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US10972536B2 (en) 2004-06-04 2021-04-06 Apple Inc. System and method for synchronizing media presentation at multiple recipients
US20070110074A1 (en) 2004-06-04 2007-05-17 Bob Bradley System and Method for Synchronizing Media Presentation at Multiple Recipients
CN100459502C (zh) * 2006-01-16 2009-02-04 北京速能数码网络技术有限公司 一种非对称跨网段多路数据流动态复制分发方法
US7852853B1 (en) * 2006-02-07 2010-12-14 Nextel Communications Inc. System and method for transmitting video information
KR100779362B1 (ko) * 2006-08-21 2007-11-23 김도형 홈 미디어 센터
US7684430B2 (en) * 2006-09-06 2010-03-23 Hitachi, Ltd. Frame-based aggregation and prioritized channel access for traffic over wireless local area networks
KR100765193B1 (ko) * 2006-12-21 2007-10-09 (주)스트림비젼 아이피티비 통합방송송출 장치와 방법 및 그 프로그램을저장한 저장매체
US8380864B2 (en) * 2006-12-27 2013-02-19 Microsoft Corporation Media stream slicing and processing load allocation for multi-user media systems
US20080205389A1 (en) * 2007-02-26 2008-08-28 Microsoft Corporation Selection of transrate and transcode processes by host computer
US8154988B2 (en) * 2007-12-06 2012-04-10 Cisco Technology, Inc. Delivery of streams to repair errored media streams in periods of insufficient resources
CN101741752B (zh) 2008-11-17 2015-08-19 华为技术有限公司 视频流传输的方法、装置和系统
US8565249B2 (en) * 2009-02-10 2013-10-22 Telefonaktiebolaget L M Ericsson (Publ) Queue management system and methods
US8264548B2 (en) * 2009-06-23 2012-09-11 Sony Corporation Steering mirror for TV receiving high frequency wireless video
CN102231863B (zh) * 2011-06-02 2013-03-27 南京中兴力维软件有限公司 一种多通道视频流的传输方法及系统
US10783929B2 (en) 2018-03-30 2020-09-22 Apple Inc. Managing playback groups
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US11297369B2 (en) 2018-03-30 2022-04-05 Apple Inc. Remotely controlling playback devices
US10614857B2 (en) 2018-07-02 2020-04-07 Apple Inc. Calibrating media playback channels for synchronized presentation
CN110971942B (zh) * 2018-09-28 2021-08-17 杭州海康威视数字技术股份有限公司 数据传输方法和装置
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Also Published As

Publication number Publication date
CN1675931A (zh) 2005-09-28
GB0218961D0 (en) 2002-09-25
WO2004017638A1 (en) 2004-02-26
KR20050052468A (ko) 2005-06-02
US20050254447A1 (en) 2005-11-17
AU2003251103A1 (en) 2004-03-03
EP1532816A1 (en) 2005-05-25

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