SG75896A1 - Improved video conference data transfer system - Google Patents
Improved video conference data transfer systemInfo
- Publication number
- SG75896A1 SG75896A1 SG1998004743A SG1998004743A SG75896A1 SG 75896 A1 SG75896 A1 SG 75896A1 SG 1998004743 A SG1998004743 A SG 1998004743A SG 1998004743 A SG1998004743 A SG 1998004743A SG 75896 A1 SG75896 A1 SG 75896A1
- Authority
- SG
- Singapore
- Prior art keywords
- data transfer
- transfer system
- video conference
- conference data
- improved video
- Prior art date
Links
Classifications
-
- 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
- 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]
- H04N21/20—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
-
- 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
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/2368—Multiplexing of audio and 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]
- H04N21/20—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
- H04N21/2401—Monitoring of the client 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
- H04N21/24—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
- H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
- H04N21/2405—Monitoring of the internal components or processes of the server, e.g. server load
-
- 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
- H04N21/434—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
- H04N21/4341—Demultiplexing of audio and 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
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
-
- 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
- H04N21/6373—Control signals issued by the client directed to the server or network components for rate control, e.g. request to the server to modify its transmission rate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Telephonic Communication Services (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Facsimiles In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9314868A JPH11150711A (ja) | 1997-11-17 | 1997-11-17 | ビデオ会議データ転送装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG75896A1 true SG75896A1 (en) | 2000-10-24 |
Family
ID=18058594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1998004743A SG75896A1 (en) | 1997-11-17 | 1998-11-17 | Improved video conference data transfer system |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0917365A3 (ko) |
JP (1) | JPH11150711A (ko) |
KR (1) | KR19990045439A (ko) |
AU (1) | AU9323098A (ko) |
SG (1) | SG75896A1 (ko) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000350197A (ja) * | 1999-06-02 | 2000-12-15 | Hitachi Ltd | 映像伝送方法とそれを用いた監視システム |
JP2001274923A (ja) | 2000-03-28 | 2001-10-05 | Nec Eng Ltd | 携帯電話伝送システム |
JP3622701B2 (ja) * | 2001-08-01 | 2005-02-23 | 日本電気株式会社 | Voipシステム及びそれに用いるサービス品質制御方法 |
JP4497885B2 (ja) * | 2003-10-16 | 2010-07-07 | 三洋電機株式会社 | 信号処理装置 |
WO2005099231A1 (en) | 2004-03-05 | 2005-10-20 | Thomson Licensing | Accoustic echo canceller with multimedia training signal |
JP4612381B2 (ja) * | 2004-09-28 | 2011-01-12 | 株式会社東芝 | 医用動画像記録システム及び医用動画像記録方法並びに医用動画像記録プログラム |
JP2006217167A (ja) * | 2005-02-02 | 2006-08-17 | Sharp Corp | Ip電話装置およびipアダプタ装置 |
JP4392378B2 (ja) * | 2005-04-18 | 2009-12-24 | 日本電信電話株式会社 | 音声符号化選択制御方法 |
JP4406382B2 (ja) * | 2005-05-13 | 2010-01-27 | 日本電信電話株式会社 | 音声符号化選択制御方法 |
JP5000141B2 (ja) * | 2006-01-26 | 2012-08-15 | 三菱電機株式会社 | エレベータ遠隔監視システム |
JP4905929B2 (ja) * | 2006-06-07 | 2012-03-28 | パイオニア株式会社 | 電子会議システム |
JP5483807B2 (ja) * | 2006-09-29 | 2014-05-07 | 三菱電機株式会社 | エレベータ遠隔監視用通信システム |
WO2009004567A2 (en) * | 2007-07-03 | 2009-01-08 | Koninklijke Philips Electronics N.V. | Video transmission systems |
US9258625B2 (en) * | 2011-04-19 | 2016-02-09 | Sensormatic Electronics, LLC | Method and system for load balancing between a video server and client |
JP5811334B2 (ja) * | 2011-09-01 | 2015-11-11 | 株式会社リコー | 伝送管理システム、伝送管理方法、プログラム、及び伝送システム |
JP6171303B2 (ja) * | 2012-10-15 | 2017-08-02 | 株式会社リコー | 伝送端末、伝送方法、及びプログラム |
EP2924984A1 (en) * | 2014-03-27 | 2015-09-30 | Televic Conference NV | Digital conference system |
JP6604256B2 (ja) * | 2016-04-07 | 2019-11-13 | 富士通株式会社 | 情報処理端末、情報処理方法、及びプログラム |
JP6762330B2 (ja) * | 2018-03-01 | 2020-09-30 | 株式会社日立ビルシステム | 通信制御装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6354859A (ja) * | 1986-08-26 | 1988-03-09 | Toshiba Corp | 電子会議システムのデ−タ伝送方式 |
US5231492A (en) * | 1989-03-16 | 1993-07-27 | Fujitsu Limited | Video and audio multiplex transmission system |
US5611038A (en) * | 1991-04-17 | 1997-03-11 | Shaw; Venson M. | Audio/video transceiver provided with a device for reconfiguration of incompatibly received or transmitted video and audio information |
US5375068A (en) * | 1992-06-03 | 1994-12-20 | Digital Equipment Corporation | Video teleconferencing for networked workstations |
JPH06261017A (ja) * | 1993-03-08 | 1994-09-16 | Matsushita Electric Ind Co Ltd | マルチメディア通信装置 |
JPH06284148A (ja) * | 1993-03-30 | 1994-10-07 | Hitachi Ltd | 動画通信制御方法及び通信制御装置 |
KR960003651B1 (ko) * | 1993-12-24 | 1996-03-21 | 재단법인 한국전자통신연구소 | 고속 로컬버스용 통합 멀티미디어 보드회로 |
US5543853A (en) * | 1995-01-19 | 1996-08-06 | At&T Corp. | Encoder/decoder buffer control for variable bit-rate channel |
WO1997022201A2 (en) * | 1995-12-12 | 1997-06-19 | The Board Of Trustees Of The University Of Illinois | Method and system for transmitting real-time video |
JPH09233231A (ja) * | 1996-02-20 | 1997-09-05 | Internatl Business Mach Corp <Ibm> | データ伝送方法及び装置 |
-
1997
- 1997-11-17 JP JP9314868A patent/JPH11150711A/ja active Pending
-
1998
- 1998-11-17 SG SG1998004743A patent/SG75896A1/en unknown
- 1998-11-17 EP EP98121862A patent/EP0917365A3/en not_active Withdrawn
- 1998-11-17 AU AU93230/98A patent/AU9323098A/en not_active Abandoned
- 1998-11-17 KR KR1019980049861A patent/KR19990045439A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR19990045439A (ko) | 1999-06-25 |
AU9323098A (en) | 1999-06-10 |
EP0917365A3 (en) | 2000-11-22 |
EP0917365A2 (en) | 1999-05-19 |
JPH11150711A (ja) | 1999-06-02 |
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