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    • 5. 发明授权
    • Method and system for enhanced 2D video display based on 3D video input
    • 基于3D视频输入的增强2D视频显示方法和系统
    • US09218644B2
    • 2015-12-22
    • US12689356
    • 2010-01-19
    • Marcus KellermanXuemin ChenSamir HulyalkarIlya Klebanov
    • Marcus KellermanXuemin ChenSamir HulyalkarIlya Klebanov
    • G06T3/40
    • G06T3/4007G06T2207/10021
    • A video processing device may generate a two dimensional (2D) output video stream from a three dimensional (3D) input video stream that comprises a plurality of view sequences. The plurality of view sequences may comprise sequences of stereoscopic left and right reference fields or frames. A view sequence may initially be selected as a base sequence for the 2D output video stream, and the 2D output video stream may be enhanced using video content and/or information from unselected view sequences. The video content and/or information utilized in enhancing the 2D output video stream may comprise depth information, and/or foreground and/or background information. The enhancement of the 2D input video stream may comprise improving depth, contrast, sharpness, and/or rate upconversion using frame and/or field based interpolation of images in the 2D output video stream.
    • 视频处理设备可以从包括多个视图序列的三维(3D)输入视频流生成二维(2D)输出视频流。 多个视图序列可以包括立体左右参考场或帧的序列。 可以最初选择视图序列作为2D输出视频流的基本序列,并且可以使用来自未选择的视图序列的视频内容和/或信息来增强2D输出视频流。 用于增强2D输出视频流的视频内容和/或信息可以包括深度信息和/或前景和/或背景信息。 2D输入视频流的增强可以包括使用2D输出视频流中的图像的基于帧和/或场的内插来提高深度,对比度,清晰度和/或上变频率。
    • 6. 发明授权
    • Image processing methods and systems for frame rate conversion
    • 用于帧速率转换的图像处理方法和系统
    • US08760574B2
    • 2014-06-24
    • US12433686
    • 2009-04-30
    • Larry PearlsteinSamir Hulyalkar
    • Larry PearlsteinSamir Hulyalkar
    • H04N7/01
    • G06T3/4007G09G5/006G09G2340/0435H04N7/0132H04N7/0135
    • An image processing method for frame rate conversion, comprising: receiving a stream of input pictures at an input frame rate, at least some of the input pictures being new pictures, the new pictures appearing within the stream of input pictures at an underlying new picture rate; generating interpolated pictures from certain ones of the input pictures; outputting a stream of output pictures at an output frame rate, the stream of output pictures including a blend of the new pictures and the interpolated pictures, the interpolated pictures appearing in the stream of output pictures at an average interpolated picture rate; and causing a variation in the average interpolated picture rate in response to detection of a variation in the underlying new picture rate.
    • 一种用于帧速率转换的图像处理方法,包括:以输入帧速率接收输入图像流,所述输入图像中的至少一些是新图像,所述新图像以基本新图像速率出现在所述输入图像流内 ; 从某些输入图像生成内插图像; 以输出帧速率输出输出图像流,输出图像流包括新图像和内插图像的混合,内插图像以平均内插图像速率出现在输出图像流中; 并且响应于底层新图像速率的变化的检测而导致平均内插图像速率的变化。
    • 7. 发明授权
    • Method and system for noise reduction for 3D video content
    • 用于3D视频内容降噪的方法和系统
    • US08704932B2
    • 2014-04-22
    • US12604936
    • 2009-10-23
    • Samir HulyalkarXuemin ChenMarcus KellermanIlya Klebanov
    • Samir HulyalkarXuemin ChenMarcus KellermanIlya Klebanov
    • H04N5/225
    • G06T5/002G06T2207/10012H04N13/122
    • A video processing system receives left and right 3D video and/or graphics frames and generates noise reduced left 3D video, right 3D video and/or graphics frames based on parallax compensated left and right frames. Displacement of imagery and/or pixel structures is determined relative to opposite side left and/or right frames. Parallax vectors are determined for parallax compensated left 3D video, right 3D video and/or graphics frames. A search area for displacement may be bounded by parallax limitations. Left 3D frames may be blended with the parallax compensated right 3D frames. Right 3D frames may be blended with the parallax compensated left 3D frames. The left 3D video, right 3D video and/or graphics frames comprise images that are captured, representative of and/or are displayed at a same time instant or at different time instants. Motion estimation, motion adaptation and/or motion compensation techniques may be utilized with parallax techniques.
    • 视频处理系统接收左和右3D视频和/或图形帧,并且基于视差补偿的左右帧产生噪声降低的左3D视频,右3D视频和/或图形帧。 图像和/或像素结构的位移相对于相对的左侧和/或右侧框架确定。 为视差补偿的左3D视频,右3D视频和/或图形帧确定视差向量。 用于位移的搜索区域可能受视差限制的限制。 可以将左3D帧与视差补偿的右3D帧混合。 可以将右3D帧与视差补偿的左3D帧混合。 左3D视频,右3D视频和/或图形帧包括在同一时刻或不同时刻被捕获,代表和/或显示的图像。 运动估计,运动适应和/或运动补偿技术可以利用视差技术。
    • 9. 发明申请
    • Apparatus and method for peer-to-peer link monitoring of a wireless network with centralized control
    • 具有集中控制的无线网络对等链路监控的装置和方法
    • US20070002763A1
    • 2007-01-04
    • US11475540
    • 2006-06-27
    • Samir HulyalkarYonggang DuChristoph HerrmannChiu NgoPeter May
    • Samir HulyalkarYonggang DuChristoph HerrmannChiu NgoPeter May
    • H04J1/16
    • H04W24/00H04W24/02H04W24/10H04W76/10H04W84/08H04W84/18H04W84/20H04W88/04
    • Centrally controlled wireless networks require reliable communications between the central controller and each of the stations within the wireless networks. The structure of a wireless network is often dynamic, or ad-hoc, as stations enter and exit the network, or are physically relocated. The selection of the central controller for the network may also be dynamic, either because the current central controller desires to exit the network, or because the communication between the current central controller and one or more of the stations is poor. This invention discloses a method and apparatus for assessing the quality of the communication paths among all stations in the network. This assessment is useful as a continual monitor of the quality of the network, and can be utilized to select an alternative central control station based upon the quality of communication paths to and from this station. Additionally, the quality assessment can be utilized to establish relay communication paths, as required.
    • 集中控制的无线网络需要中央控制器与无线网络内的每个站之间的可靠通信。 无线网络的结构通常是动态的或临时的,因为台站进入和离开网络,或者被物理地迁移。 网络的中央控制器的选择也可以是动态的,这是因为当前的中央控制器希望退出网络,或者因为当前中央控制器与一个或多个站之间的通信差。 本发明公开了一种用于评估网络中所有站之间的通信路径的质量的方法和装置。 该评估作为对网络质量的连续监视是有用的,并且可以用于基于到达和来自该站的通信路径的质量来选择替代的中央控制站。 此外,可以根据需要利用质量评估来建立中继通信路径。