CA2633366A1 - Systeme et procede pour la videoconference utilisant le decodage video echelonnable et serveurs de videoconference de composition d'images - Google Patents
Systeme et procede pour la videoconference utilisant le decodage video echelonnable et serveurs de videoconference de composition d'images Download PDFInfo
- Publication number
- CA2633366A1 CA2633366A1 CA002633366A CA2633366A CA2633366A1 CA 2633366 A1 CA2633366 A1 CA 2633366A1 CA 002633366 A CA002633366 A CA 002633366A CA 2633366 A CA2633366 A CA 2633366A CA 2633366 A1 CA2633366 A1 CA 2633366A1
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- picture
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- video
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- 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.)
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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
- H04N7/152—Multipoint control units therefor
-
- 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
- H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal 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
- H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
- H04N19/66—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience involving data partitioning, i.e. separation of data into packets or partitions according to importance
-
- 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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75334305P | 2005-12-22 | 2005-12-22 | |
| US60/753,343 | 2005-12-22 | ||
| PCT/US2006/062569 WO2007076486A2 (fr) | 2005-12-22 | 2006-12-22 | Systeme et procede pour la videoconference utilisant le decodage video echelonnable et serveurs de videoconference de composition d'images |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2633366A1 true CA2633366A1 (fr) | 2007-07-05 |
| CA2633366C CA2633366C (fr) | 2015-04-28 |
Family
ID=38218852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2633366A Active CA2633366C (fr) | 2005-12-22 | 2006-12-22 | Systeme et procede pour la videoconference utilisant le decodage video echelonnable et serveurs de videoconference de composition d'images |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1985116A4 (fr) |
| JP (1) | JP4921488B2 (fr) |
| CN (1) | CN101341746B (fr) |
| AU (1) | AU2006330457B2 (fr) |
| CA (1) | CA2633366C (fr) |
| WO (1) | WO2007076486A2 (fr) |
Families Citing this family (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060271990A1 (en) | 2005-05-18 | 2006-11-30 | Rodriguez Arturo A | Higher picture rate HD encoding and transmission with legacy HD backward compatibility |
| JP2009540625A (ja) | 2006-02-16 | 2009-11-19 | ヴィドヨ，インコーポレーテッド | スケーラブルビデオコーディングビットストリームのシニングのためのシステムおよび方法 |
| US8320450B2 (en) | 2006-03-29 | 2012-11-27 | Vidyo, Inc. | System and method for transcoding between scalable and non-scalable video codecs |
| US8345083B2 (en) * | 2007-07-31 | 2013-01-01 | Cisco Technology, Inc. | Dynamic management of picture quality in a video conference with diversified constraints |
| US8457214B2 (en) | 2007-09-10 | 2013-06-04 | Cisco Technology, Inc. | Video compositing of an arbitrary number of source streams using flexible macroblock ordering |
| DE102007049351A1 (de) | 2007-10-15 | 2009-04-16 | Siemens Ag | Verfahren und Vorrichtung zum Erstellen eines kodierten Ausgangsvideostroms aus mindestens zwei kodierten Eingangsvideoströmen, sowie Verwendung der Vorrichtung und kodierter Eingangsvideostrom |
| CN101588252B (zh) * | 2008-05-23 | 2011-07-20 | 华为技术有限公司 | 一种多点会议的控制方法及装置 |
| CA2727569C (fr) * | 2008-06-09 | 2017-09-26 | Vidyo, Inc. | Systeme et procede destines a une gestion amelioree d'une presentation visuelle dans des systemes de communication audio et video evolutifs |
| US8319820B2 (en) | 2008-06-23 | 2012-11-27 | Radvision, Ltd. | Systems, methods, and media for providing cascaded multi-point video conferencing units |
| US9532001B2 (en) * | 2008-07-10 | 2016-12-27 | Avaya Inc. | Systems, methods, and media for providing selectable video using scalable video coding |
| US20100149301A1 (en) * | 2008-12-15 | 2010-06-17 | Microsoft Corporation | Video Conferencing Subscription Using Multiple Bit Rate Streams |
| US8380790B2 (en) * | 2008-12-15 | 2013-02-19 | Microsoft Corporation | Video conference rate matching |
| CN101442653B (zh) * | 2008-12-18 | 2010-12-08 | 北京航空航天大学 | 多通道视频播放和大屏幕显示方法 |
| US8228363B2 (en) * | 2009-01-30 | 2012-07-24 | Polycom, Inc. | Method and system for conducting continuous presence conferences |
| AU2010238757A1 (en) * | 2009-04-24 | 2011-11-03 | Vidyo, Inc. | Systems, methods and computer readable media for instant multi-channel video content browsing in digital video distribution systems |
| CN101990083B (zh) * | 2009-07-29 | 2014-04-09 | 宏碁股份有限公司 | 视频会议信号处理系统 |
| CN102014300B (zh) * | 2009-09-07 | 2013-11-20 | 株式会社日立制作所 | 视频点播中实现快速浏览功能的装置 |
| TWI416961B (zh) * | 2010-04-02 | 2013-11-21 | Univ Nat Chiao Tung | 用於可調式視訊編碼系統之選擇性移動向量預測方法、移動估測方法及其裝置 |
| CN101860714B (zh) * | 2010-04-29 | 2013-07-03 | 中兴通讯股份有限公司 | 一种视频处理方法及其系统、mcu视频处理单元 |
| AU2011258272B2 (en) * | 2010-05-25 | 2015-03-26 | Vidyo, Inc. | Systems and methods for scalable video communication using multiple cameras and multiple monitors |
| US8947492B2 (en) | 2010-06-18 | 2015-02-03 | Microsoft Corporation | Combining multiple bit rate and scalable video coding |
| JP2012099890A (ja) * | 2010-10-29 | 2012-05-24 | Sony Corp | 画像処理装置、画像処理方法、および画像処理システム |
| GB2486726B (en) * | 2010-12-23 | 2017-11-29 | British Broadcasting Corp | Compression of pictures |
| JP5760458B2 (ja) * | 2011-01-31 | 2015-08-12 | 株式会社リコー | Ｔｖ会議システム |
| US9143901B2 (en) | 2011-05-27 | 2015-09-22 | Qualcomm Incorporated | Group ID and QOS group identification for stream multiplexing in multicast and broadcast systems |
| WO2012170913A1 (fr) | 2011-06-08 | 2012-12-13 | Vidyo, Inc. | Systèmes et procédés pour améliorer le partage de contenu interactif dans des systèmes de communication vidéo |
| JP2013042492A (ja) * | 2011-08-11 | 2013-02-28 | Polycom Inc | 常駐表示式ビデオ会議においてビデオストリームを切替える方法およびシステム |
| US9225978B2 (en) | 2012-06-28 | 2015-12-29 | Qualcomm Incorporated | Streaming adaption based on clean random access (CRA) pictures |
| US20140028788A1 (en) * | 2012-07-30 | 2014-01-30 | Polycom, Inc. | Method and system for conducting video conferences of diverse participating devices |
| EP2894862B1 (fr) * | 2012-09-04 | 2019-11-06 | Nippon Hoso Kyokai | Dispositif de transmission de signal vidéo, dispositif de réception de signal vidéo, procédé de transmission de signal vidéo, procédé de réception de signal vidéo, programme et support d'enregistrement |
| WO2014043165A2 (fr) | 2012-09-11 | 2014-03-20 | Vidyo, Inc. | Système et procédé d'intégration à base d'agent de systèmes de messagerie instantanée et de vidéocommunication |
| US9247256B2 (en) | 2012-12-19 | 2016-01-26 | Intel Corporation | Prediction method using skip check module |
| CN104349117B (zh) | 2013-08-09 | 2019-01-25 | 华为技术有限公司 | 多内容媒体通信方法、装置及系统 |
| US9596477B2 (en) * | 2013-12-26 | 2017-03-14 | Mediatek Inc. | Methods of multiple-slice coding for frame buffer compression |
| EP3113490B1 (fr) * | 2014-02-26 | 2019-07-24 | Ricoh Company, Ltd. | Dispositif de communication, système de communication, procédé de commande de communication, et programme |
| US10250884B2 (en) * | 2014-06-20 | 2019-04-02 | Qualcomm Incorporated | Systems and methods for signaling information for layer sets in a parameter set |
| WO2016180486A1 (fr) | 2015-05-12 | 2016-11-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Diffusion de vidéo en continu évolutive et composite |
| CN106534760B (zh) * | 2015-09-15 | 2020-07-28 | 华为技术有限公司 | 一种媒体流传输方法、设备及系统 |
| JP6588801B2 (ja) * | 2015-10-30 | 2019-10-09 | キヤノン株式会社 | 画像処理装置、画像処理方法、及び、プログラム |
| CN106101605A (zh) * | 2016-07-05 | 2016-11-09 | 宁波菊风系统软件有限公司 | 一种视频会议的屏幕共享实现方法 |
| CN106101606A (zh) * | 2016-07-05 | 2016-11-09 | 宁波菊风系统软件有限公司 | 一种视频会议的屏幕共享实现装置 |
| US10334334B2 (en) * | 2016-07-22 | 2019-06-25 | Intel Corporation | Storage sled and techniques for a data center |
| CN108540745B (zh) * | 2017-03-06 | 2021-04-30 | 中兴通讯股份有限公司 | 高清双流视频的传输方法、发送端、接收端及传输系统 |
| US10567703B2 (en) | 2017-06-05 | 2020-02-18 | Cisco Technology, Inc. | High frame rate video compatible with existing receivers and amenable to video decoder implementation |
| CN110545467B (zh) * | 2018-05-29 | 2023-05-02 | 北京字节跳动网络技术有限公司 | 一种媒体文件加载控制方法、装置及存储介质 |
| EP3985974B1 (fr) | 2020-10-13 | 2023-05-10 | Axis AB | Dispositif de traitement d'image, caméra et procédé de codage d'une séquence d'images vidéo |
| CN112416276B (zh) * | 2020-10-13 | 2021-07-23 | 北京匠数科技有限公司 | 一种显示画面解析装置、系统及方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6167084A (en) * | 1998-08-27 | 2000-12-26 | Motorola, Inc. | Dynamic bit allocation for statistical multiplexing of compressed and uncompressed digital video signals |
| US6498865B1 (en) * | 1999-02-11 | 2002-12-24 | Packetvideo Corp,. | Method and device for control and compatible delivery of digitally compressed visual data in a heterogeneous communication network |
| US6816194B2 (en) * | 2000-07-11 | 2004-11-09 | Microsoft Corporation | Systems and methods with error resilience in enhancement layer bitstream of scalable video coding |
| US6789123B2 (en) * | 2001-12-28 | 2004-09-07 | Microsoft Corporation | System and method for delivery of dynamically scalable audio/video content over a network |
| EP1670259A3 (fr) * | 2002-01-23 | 2010-03-03 | Nokia Corporation | Groupage d'images pour codage vidéo |
| US7492387B2 (en) * | 2002-08-05 | 2009-02-17 | Chih-Lung Yang | Implementation of MPCP MCU technology for the H.264 video standard |
| JP4329358B2 (ja) * | 2003-02-24 | 2009-09-09 | 富士通株式会社 | ストリーム配信方法、及びストリーム配信システム |
| US20050008240A1 (en) * | 2003-05-02 | 2005-01-13 | Ashish Banerji | Stitching of video for continuous presence multipoint video conferencing |
| CN1571508B (zh) * | 2003-07-19 | 2010-05-12 | 华为技术有限公司 | 一种实现多画面的方法 |
| JP2005130428A (ja) * | 2003-09-29 | 2005-05-19 | Ntt Communications Kk | 双方向画像通信装置、その処理方法及びクライアント装置並びにプログラム |
| US8320464B2 (en) * | 2004-05-04 | 2012-11-27 | Qualcomm Incorporated | Method and apparatus to construct bi-directional predicted frames for temporal scalability |
| US20050254575A1 (en) * | 2004-05-12 | 2005-11-17 | Nokia Corporation | Multiple interoperability points for scalable media coding and transmission |
-
2006
- 2006-12-22 EP EP06846796.8A patent/EP1985116A4/fr not_active Withdrawn
- 2006-12-22 WO PCT/US2006/062569 patent/WO2007076486A2/fr active Application Filing
- 2006-12-22 AU AU2006330457A patent/AU2006330457B2/en not_active Ceased
- 2006-12-22 CN CN200680048122.1A patent/CN101341746B/zh not_active Expired - Fee Related
- 2006-12-22 CA CA2633366A patent/CA2633366C/fr active Active
- 2006-12-22 JP JP2008547785A patent/JP4921488B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1985116A4 (fr) | 2013-06-05 |
| WO2007076486A3 (fr) | 2007-12-13 |
| JP4921488B2 (ja) | 2012-04-25 |
| AU2006330457A1 (en) | 2007-07-05 |
| CN101341746B (zh) | 2011-11-30 |
| CN101341746A (zh) | 2009-01-07 |
| WO2007076486A2 (fr) | 2007-07-05 |
| CA2633366C (fr) | 2015-04-28 |
| AU2006330457B2 (en) | 2011-07-14 |
| EP1985116A2 (fr) | 2008-10-29 |
| JP2009521880A (ja) | 2009-06-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |