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    • 8. 发明授权
    • Multiple description coding with plural combined diversity
    • 具有多重组合分集的多重描述编码
    • US09049464B2
    • 2015-06-02
    • US13155228
    • 2011-06-07
    • Vijayalakshmi R. RaveendranPhaniKumar K. Bhamidipati
    • Vijayalakshmi R. RaveendranPhaniKumar K. Bhamidipati
    • G06K9/36H04N21/234H04N19/137H04N19/17H04N19/39H04N19/587H04N19/59
    • H04N21/23418H04N19/137H04N19/17H04N19/39H04N19/587H04N19/59
    • An apparatus, system, and method utilizing multi-description coding (MDC) for multimedia content with a plurality of forms of diversity. A source scene can be fragmented into one or more region of interest (ROI) portions and non-ROI portions, based on motion or any other metric of interest. One or more of these portions can further be fragmented by sub-sampling the respective portions to generate a plurality of lower-resolution versions, e.g., with alternating groups of pixels in respective versions. Still further, one or more of these portions can be further fragmented by image frames, e.g., with alternating frames in respective fragments. At least one ROI portion and lower-resolution versions may then be encoded into a plurality of descriptions and transmitted. Utilizing various combinations of ROI diversity, resolution diversity, and frame rate diversity can improve channel utilization and robustness for streaming multimedia content.
    • 一种利用具有多种形式的多样性的多媒体内容的多描述编码(MDC)的装置,系统和方法。 基于运动或感兴趣的任何其他度量,源场景可以被分段成一个或多个感兴趣区域(ROI)部分和非ROI部分。 这些部分中的一个或多个可以通过对相应部分进行子采样来进一步分段,以产生多个较低分辨率的版本,例如,在相应版本中具有交替的像素组。 此外,这些部分中的一个或多个可以被图像帧进一步分段,例如,在相应片段中具有交替的帧。 然后可以将至少一个ROI部分和较低分辨率版本编码为多个描述并发送。 利用ROI分集,分辨率分集和帧速率分集的各种组合可以提高流媒体内容的信道利用率和鲁棒性。
    • 10. 发明申请
    • MULTIPLE DESCRIPTION CODING WITH PLURAL COMBINED DIVERSITY
    • 多重描述编码与多种组合多样性
    • US20120314948A1
    • 2012-12-13
    • US13155228
    • 2011-06-07
    • Vijayalakshmi R. RaveendranPhaniKumar K. Bhamidipati
    • Vijayalakshmi R. RaveendranPhaniKumar K. Bhamidipati
    • G06K9/36G06K9/34
    • H04N21/23418H04N19/137H04N19/17H04N19/39H04N19/587H04N19/59
    • An apparatus, system, and method utilizing multi-description coding (MDC) for multimedia content with a plurality of forms of diversity. A source scene can be fragmented into one or more region of interest (ROI) portions and non-ROI portions, based on motion or any other metric of interest. One or more of these portions can further be fragmented by sub-sampling the respective portions to generate a plurality of lower-resolution versions, e.g., with alternating groups of pixels in respective versions. Still further, one or more of these portions can be further fragmented by image frames, e.g., with alternating frames in respective fragments. At least one ROI portion and lower-resolution versions may then be encoded into a plurality of descriptions and transmitted. Utilizing various combinations of ROI diversity, resolution diversity, and frame rate diversity can improve channel utilization and robustness for streaming multimedia content.
    • 一种利用具有多种形式的多样性的多媒体内容的多描述编码(MDC)的装置,系统和方法。 基于运动或感兴趣的任何其他度量,源场景可以被分段成一个或多个感兴趣区域(ROI)部分和非ROI部分。 这些部分中的一个或多个可以通过对相应部分进行子采样来进一步分段,以产生多个较低分辨率的版本,例如,在相应版本中具有交替的像素组。 此外,这些部分中的一个或多个可以被图像帧进一步分段,例如,在相应片段中具有交替的帧。 然后可以将至少一个ROI部分和较低分辨率版本编码为多个描述并发送。 利用ROI分集,分辨率分集和帧速率分集的各种组合可以提高流媒体内容的信道利用率和鲁棒性。