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1. 发明申请

WO2013083423A1 METHOD FOR RECOGNIZING GESTURES AND GESTURE DETECTOR 审中-公开
标题翻译：用于识别手势和姿势探测器的方法
公开(公告)号：WO2013083423A1
公开(公告)日：2013-06-13
申请号：PCT/EP2012/073604
申请日：2012-11-26
申请人： ALCATEL LUCENT
发明人： FAGADAR-COSMA, Mihai , FADILI, Moulay
IPC分类号： G06F3/01
CPC分类号： G06F3/017 , G06F3/0304 , G06K9/00234 , G06K9/00355 , H04N7/142
摘要： The present invention relates to a method for recognizing gestures within a two-dimensional video stream (3) for use in conference situations and the like, comprising the step of performing a skin-recognition within a screen (4) of the video stream (3) for recognizing skin parts (13), identifying at least one body part (19, 20) within the recognized skin parts (13), monitoring a state of at least one predefined screen area (23) in respect to the at least one body part (19, 20), and providing a control signal indicating a detected gesture upon detection of a change of state. The present invention further relates to a gesture detector (5) adapted to perform the above method, a presentation system (1) comprising the above gesture detector (5) and a video camera device (24) comprising a video camera (2) and the above gesture detector (5).
摘要翻译：本发明涉及用于在会议情况等中使用的用于识别二维视频流（3）内的手势识别的方法，包括在视频流（3）的屏幕（4）内执行皮肤识别的步骤）识别皮肤部件（13），识别识别的皮肤部件（13）内的至少一个身体部分（19,20），监测关于至少一个身体的至少一个预定屏幕区域（23）的状态部分（19,20），并且在检测到状态改变时提供指示检测到的手势的控制信号。本发明还涉及适于执行上述方法的手势检测器（5），包括上述手势检测器（5）的呈现系统（1）和包括摄像机（2）的摄像机设备（24）和手势检测器（5）。

2. 发明申请

WO2015049117A1 A METHOD FOR MANAGING VIDEO CONFERENCE RESOURCES 审中-公开
标题翻译：管理视频会议资源的方法
公开(公告)号：WO2015049117A1
公开(公告)日：2015-04-09
申请号：PCT/EP2014/070136
申请日：2014-09-22
申请人： ALCATEL LUCENT
发明人： BLETTERIE, Philippe , ABOU-CHAKRA, Rabih , FADILI, Moulay
IPC分类号： H04N7/15 , H04L12/18 , G06Q10/06 , G06Q10/10
CPC分类号： H04N7/152 , G06Q10/06 , G06Q10/06314 , G06Q10/1095 , H04L12/1818
摘要： A method for scheduling several video-conferences in a video conferencing server having resources, the method comprising : • receiving (1) a video-conference booking request; • detecting (2) available resources of the video conferencing server during the timeslot requested; • detecting booked video-conferences during the requested timeslot; • analyzing (7) resources booked and selecting (6) at least one booked video-conference, the selected at least one booked video- conference having resources booked being at least equal to the missing resources needed for the video-conference booking request; • accessing (12) user calendar data of each user of the selected booked video conference to find a new timeslot and/or a new location suitable for each user; • freeing (8) resources booked for selected booked video conference; • allocating (9) the freed resources to the video-conference booking request.
摘要翻译：一种用于在具有资源的视频会议服务器中调度几个视频会议的方法，所述方法包括：接收（1）视频会议预约请求; •在请求的时隙内检测（2）视频会议服务器的可用资源; •在请求的时间段内检测预定的视频会议; •分析（7）预订的资源和选择（6）至少一个预定的视频会议，所选择的至少一个已预订的资源的预定视频会议至少等于视频会议预约请求所需的缺少资源; •访问（12）所选择的预约视频会议的每个用户的用户日历数据，以找到适合于每个用户的新时隙和/或新位置; •为预定的视频会议预留了（8）资源; •将释放的资源分配给（9）视频会议预约请求。

3. 发明申请

WO2015003889A1 A METHOD FOR GENERATING AN IMMERSIVE VIDEO OF A PLURALITY OF PERSONS 审中-公开
标题翻译：一种产生多数人的无形视频的方法
公开(公告)号：WO2015003889A1
公开(公告)日：2015-01-15
申请号：PCT/EP2014/063051
申请日：2014-06-20
申请人： ALCATEL LUCENT
发明人： FADILI, Moulay , ABOU-CHAKRA, Rabih
IPC分类号： H04N7/15 , H04N7/14
CPC分类号： H04N7/15 , H04N7/147 , H04N7/157
摘要： A method for generating an immersive video of a plurality of persons in a computer server, the method comprising : - receiving a plurality of video streams on a plurality of video channels from a plurality of client devices, each video stream including a silhouette of a person; - extracting the person's silhouette from each incoming video stream to generate a filtered video stream representing only the silhouette of the person; - generating a video stream of a virtual scene comprising a plurality of - the silhouettes extracted from the plurality of filtered video streams the method further comprising receiving silhouette data carried on a metadata channel from a client device in addition to the video stream, the silhouette data representing a position of a face of the person within a frame of the video stream; - analyzing the silhouette data; performing the silhouette extraction as a function of the silhouette data analyzed.
摘要翻译：一种用于在计算机服务器中生成多个人的沉浸式视频的方法，所述方法包括： - 从多个客户端设备在多个视频频道上接收多个视频流，每个视频流包括人物的轮廓 ; - 从每个传入的视频流中提取所述人物的剪影以产生仅代表所述人物轮廓的过滤的视频流; - 生成包括从所述多个滤波视频流中提取的多个剪影的虚拟场景的视频流，所述方法还包括除了所述视频流之外还从客户端设备接收在元数据信道上承载的剪影数据，所述剪影数据代表在视频流的帧内的人的脸部的位置; - 分析轮廓数据; 根据分析的剪影数据执行剪影提取。

4. 发明申请

WO2012139780A1 A COMPUTATION SAVING ECHO CANCELLER FOR A WIDE BAND AUDIO SIGNAL 审中-公开
标题翻译：用于宽带音频信号的计算机保存取消选择器
公开(公告)号：WO2012139780A1
公开(公告)日：2012-10-18
申请号：PCT/EP2012/050374
申请日：2012-01-11
申请人： ALCATEL LUCENT , FADILI, Moulay , PINIER, François
发明人： FADILI, Moulay , PINIER, François
IPC分类号： H04B3/23 , H04M9/08
CPC分类号： H04M9/082 , H04B3/23
摘要： A wide band echo canceller (EC2) comprising: - means (SP1) for splitting a signal (TXi) transmitted from a near end terminal to a far end terminal, into a sub-sampled signal (TH) corresponding to a higher frequency sub-band of the signal (TXi) transmitted to the far end terminal, and a sub-sampled signal (TL) corresponding to a lower frequency sub-band of the signal (TXi) transmitted to the far end terminal, - means (SP2) for splitting a signal (RXi) received from a far end terminal into a sub-sampled signal (RH) corresponding to a higher frequency sub-band of the signal (RXi) received from the far end terminal, and a sub-sampled signal (RL) corresponding to a lower frequency sub-band of the signal (RXi) received from the far end terminal, - a first adaptive filter (AL) for filtering the sub-sampled signal (TL) corresponding to the lower frequency sub-band, - a second adaptive filter (AH) for filtering the sub-sampled signal (TH) corresponding to the higher frequency sub-band, - subtracting means (SL, SH) controlling the adaptive filters (AL, AH), - means (MX) for mixing two process corrected signals (CRL', CRH') and up-sampling the resulting signal, - control means (CTR, STL, STH) that control the adaptation of the first adaptive filter (AL) and the adaptation of the second adaptive filter (HL) so that these two adaptations are never simultaneous.
摘要翻译：一种宽带回波消除器（EC2），包括： - 用于将从近端终端发送到远端终端的信号（TXi）分割成对应于较高频率子帧的子采样信号（TH）的装置（SP1）发送到远端终端的信号（TXi）的频带和对应于发送到远端终端的信号（TXi）的较低频率子带的子采样信号（TL）， - 用于将从远端终端接收的信号（RXi）分割为与从远端终端接收的信号（RXi）的较高频率子带对应的子采样信号（RH），以及副采样信号（RL ）对应于从远端终端接收的信号（RXi）的较低频率子带; - 第一自适应滤波器（AL），用于对对应于较低频率子带的子采样信号（TL）进行滤波，用于对与较高频率子带相对应的子采样信号（TH）进行滤波的第二自适应滤波器（AH）控制自适应滤波器（AL，AH）的控制装置（SL，SH）， - 用于混合两个处理校正信号（CRL'，CRH'）并对所得信号进行上采样的装置（MX）， - 控制装置（CTR，STL ，STH），其控制第一自适应滤波器（AL）的适配和第二自适应滤波器（HL）的适应，使得这两个适配不是同时的。

5. 发明申请

WO2013072242A1 MULTIMEDIA EXCHANGE SYSTEM FOR EXCHANGING MULTIMEDIA, A RELATED METHOD AND A RELATED MULTIMEDIA EXCHANGE SERVER 审中-公开
标题翻译：用于交换多媒体的多媒体交换系统，相关方法和相关多媒体交换服务器
公开(公告)号：WO2013072242A1
公开(公告)日：2013-05-23
申请号：PCT/EP2012/072107
申请日：2012-11-08
申请人： ALCATEL LUCENT
发明人： VAN WINKEL, Jan , CASAS-SANCHEZ, Miguel , FADILI, Moulay
IPC分类号： H04L29/06
CPC分类号： H04L65/605 , H04L65/1089 , H04L65/403
摘要： The present invention relates to a Multimedia exchange system for exchanging multimedia between multimedia clients of a plurality of multimedia clients via a multimedia exchange server. Each multimedia client of a plurality of multimedia clients being coupled to the multimedia server where each multimedia client of the plurality of multimedia clients generates a multimedia output stream, The Multimedia exchange system further comprises a video scene composition part that is adapted to generate a video scene composition by aggregating each multimedia output stream from a plurality of multimedia output streams, each multimedia output stream of said plurality of output streams being generated by a corresponding media client of said plurality of media clients. The multimedia system further comprises a multimedia analysis part that is adapted to analyze each multimedia output stream of the plurality of multimedia output streams for detecting an event in each said multimedia output stream and adapted to assign a high interest level to said multimedia output stream of said plurality of multimedia output streams in case of occurrence of said event in said multimedia output stream. The video scene composition part further is adapted to modify the relevance of each stream of the plurality of streams included in the scene composition based on the interest level assigned to each multimedia output stream.
摘要翻译：本发明涉及一种多媒体交换系统，用于经由多媒体交换服务器在多个多媒体客户端的多媒体客户端之间交换多媒体。多个多媒体客户端中的每个多媒体客户端被耦合到多媒体服务器，其中多个多媒体客户端中的每个多媒体客户端生成多媒体输出流。多媒体交换系统还包括适于生成视频场景的视频场景合成部分通过聚合来自多个多媒体输出流的每个多媒体输出流的组合，所述多个输出流的每个多媒体输出流由所述多个媒体客户端的相应媒体客户端生成。所述多媒体系统还包括多媒体分析部分，其适于分析所述多个多媒体输出流中的每个多媒体输出流，以检测每个所述多媒体输出流中的事件，并且适于向所述多媒体输出流的所述多媒体输出流分配高兴趣度在所述多媒体输出流中发生所述事件的情况下的多个多媒体输出流。视频场景合成部分还适于基于分配给每个多媒体输出流的兴趣级别来修改包括在场景组合中的多个流的每个流的相关性。

6. 发明申请

WO2012004043A1 ECHO CANCELLER 审中-公开
公开(公告)号：WO2012004043A1
公开(公告)日：2012-01-12
申请号：PCT/EP2011/058317
申请日：2011-05-23
申请人： ALCATEL LUCENT , FADILI, Moulay , ZARGOUNI, Labib
发明人： FADILI, Moulay , ZARGOUNI, Labib
IPC分类号： H04B3/23 , H04M9/08
CPC分类号： H04M9/082 , H04B3/23
摘要： The proposed echo canceller comprises: - an adaptive filter for receiving a signal affected by an echo, and for supplying a filtered signal that is an estimate of the echo; - a subtractor for subtracting this estimate from the received signal and supplying a residual signal; - means for detecting (7, 8) a ring back tone in said residual signal; - means for blocking (9) the received signal and replacing it by a locally generated ring back tone if a ring back tone is detected in the received signal; - a timer to determine a time period; - and means (11-17) for, during said time period, replacing the residual signal by some synthetic comfort noise when there is no ring back tone.
摘要翻译：所提出的回波消除器包括： - 自适应滤波器，用于接收受回声影响的信号，并提供作为回波估计的滤波信号; - 用于从接收信号中减去该估计并提供残余信号的减法器; - 用于在所述残余信号中检测（7,8）回铃音的装置; - 如果在接收到的信号中检测到回铃音，则用于阻塞（9）接收到的信号并将其替换为本地产生的回铃音的装置; - 确定时间段的定时器; - 和（11-17），在所述时间段期间，当没有回铃音时，用一些合成的舒适噪声代替残留信号。

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