Method and apparatus for video encoding with hypothetical reference decoder compliant bit allocation
    1.
    发明申请
    Method and apparatus for video encoding with hypothetical reference decoder compliant bit allocation 有权
    用于具有假设参考解码器兼容位分配的视频编码的方法和装置

    公开(公告)号:US20110216837A1

    公开(公告)日:2011-09-08

    申请号:US12932167

    申请日:2011-02-18

    申请人: Jiancong Luo Hua Yang

    发明人: Jiancong Luo Hua Yang

    IPC分类号: H04N7/26

    CPC分类号: H04N19/00

    摘要: A method and apparatus are provided for encoding with hypothetical reference decoder compliant bit allocation. The apparatus includes an encoder (100) for encoding image data for a picture in a resultant bitstream by controlling a bit allocation during the encoding of the image data responsive to satisfying requirements for a subsequent decoding of the bitstream. The requirements relate to preventing at least one of an underflow condition and an overflow condition in a buffer during the subsequent decoding of the bitstream.

    摘要翻译: 提供了一种用于使用假设的参考解码器兼容位分配进行编码的方法和装置。 该装置包括:编码器(100),用于通过在满足对比特流的后续解码的要求的图像数据的编码期间控制比特分配来对所得比特流中的图像的图像数据进行编码。 这些要求涉及在比特流的后续解码期间防止缓冲器中的下溢条件和溢出​​条件中的至少一个。

    Method and apparatus for video encoding with hypothetical reference decoder compliant bit allocation
    2.
    发明授权
    Method and apparatus for video encoding with hypothetical reference decoder compliant bit allocation 有权
    用于具有假设参考解码器兼容位分配的视频编码的方法和装置

    公开(公告)号:US08724710B2

    公开(公告)日:2014-05-13

    申请号:US12932167

    申请日:2011-02-18

    申请人: Jiancong Luo Hua Yang

    发明人: Jiancong Luo Hua Yang

    IPC分类号: H04N7/12 H04B1/66 H04N7/26

    CPC分类号: H04N19/00

    摘要: A method and apparatus are provided for encoding with hypothetical reference decoder compliant bit allocation. The apparatus includes an encoder (100) for encoding image data for a picture in a resultant bitstream by controlling a bit allocation during the encoding of the image data responsive to satisfying requirements for a subsequent decoding of the bitstream. The requirements relate to preventing at least one of an underflow condition and an overflow condition in a buffer during the subsequent decoding of the bitstream.

    摘要翻译: 提供了一种用于使用假设的参考解码器兼容位分配进行编码的方法和装置。 该装置包括:编码器(100),用于通过在满足对比特流的后续解码的要求的图像数据的编码期间控制比特分配来对所得比特流中的图像的图像数据进行编码。 这些要求涉及在比特流的后续解码期间防止缓冲器中的下溢条件和溢出​​条件中的至少一个。

    Methods, systems, and computer readable media for image guided ablation
    3.
    发明授权
    Methods, systems, and computer readable media for image guided ablation 有权
    用于图像引导消融的方法,系统和计算机可读介质

    公开(公告)号:US09265572B2

    公开(公告)日:2016-02-23

    申请号:US12842261

    申请日:2010-07-23

    摘要: The subject matter described herein includes methods, systems, and computer readable media for image guided ablation. One system for image guided ablation includes an ultrasound transducer for producing a real-time ultrasound image of a target volume and of surrounding tissue. The system further includes an ablation probe for ablating the target volume. The system further includes a display for displaying an image to guide positioning of the ablation probe during ablation of the target volume. The system further includes at least one tracker for tracking position and orientation of the ablation probe during the ablation of the target volume. The system further includes a rendering and display module for receiving a pre-ablation image of the target volume and for displaying a combined image on the display, where the combined image includes a motion tracked, rendered image of the ablation probe and an equally motion tracked real-time ultrasound image registered with the pre-ablation image.

    摘要翻译: 本文描述的主题包括用于图像引导消融的方法,系统和计算机可读介质。 用于图像引导消融的一个系统包括用于产生目标体积和周围组织的实时超声图像的超声换能器。 该系统还包括用于消融目标体积的消融探针。 该系统还包括用于显示图像以引导消融探针在目标体积消融期间的定位的显示器。 该系统还包括至少一个跟踪器,用于在目标体积的消融期间跟踪消融探针的位置和取向。 该系统还包括渲染和显示模块,用于接收目标体积的预消融图像,并用于在显示器上显示组合图像,其中组合图像包括消融探针的运动跟踪渲染图像和跟踪的等效运动 实时超声图像与消融前图像一起注册。

    Handwritten signature detection, validation, and confirmation
    4.
    发明授权
    Handwritten signature detection, validation, and confirmation 有权
    手写签名检测,验证和确认

    公开(公告)号:US09262676B2

    公开(公告)日:2016-02-16

    申请号:US13977023

    申请日:2012-09-28

    摘要: Technologies may provide for detecting, validating, or confirming the validity of a handwritten signature. A logic architecture may be employed to detect a digital handwritten signature and validation data associated with a signature event, and to send the signature and the validation data to a trusted server. The logic architecture may validate the digital handwritten signature based on the signature and the validation data. Additionally, the logic architecture may present the digital handwritten signature with a reference to confirm the validity of the signature. The reference may be associated with identifying information corresponding to the event to confirm the validity of the signature.

    摘要翻译: 技术可以提供检测,验证或确认手写签名的有效性。 可以采用逻辑架构来检测与签名事件相关联的数字手写签名和验证数据,并将签名和验证数据发送到可信服务器。 逻辑架构可以基于签名和验证数据验证数字手写签名。 此外,逻辑体系结构可以呈现数字手写签名与参考,以确认签名的有效性。 参考可以与识别与事件相对应的信息相关联,以确认签名的有效性。

    METHOD AND APPARATUS FOR BI-DIRECTIONAL PREDICTION WITHIN P-SLICES
    5.
    发明申请
    METHOD AND APPARATUS FOR BI-DIRECTIONAL PREDICTION WITHIN P-SLICES 审中-公开
    用于P-SLICES中的双向预测的方法和装置

    公开(公告)号:US20120250767A1

    公开(公告)日:2012-10-04

    申请号:US13516269

    申请日:2009-12-15

    IPC分类号: H04N7/32

    摘要: Method and apparatuses are provided to enable bi-directional prediction (or bi-prediction) within P slices. A bi-predicted P slice is introduced herein as a new slice type in addition to existing I, P and B slices. A benefit of the new bi-predicted P slice is that it enables a video encoder to support temporal scalability without the need to use B pictures. Bi-predicted P slices enable the definition of a hierarchical GOP structure, which is a common method to allow temporal scalability in a video encoder. Another advantage of bi-predicted P slices is that it can improve coding efficiency over uni-directional P slices for some particular video content frames.

    摘要翻译: 提供了方法和装置以实现P切片内​​的双向预测(或双预测)。 此外,双预测的P切片作为除了现有的I,P和B切片之外的新切片类型也被引入。 新的双预测P切片的优点在于,它使视频编码器能够支持时间可扩展性,而无需使用B图像。 双预测P片使得能够定义分层GOP结构,其是允许视频编码器中的时间可缩放性的常见方法。 双预测P片的另一个优点是可以提高针对某些特定视频内容帧的单向P片的编码效率。

    METHOD FOR ASSESSING PERCEPTUAL QUALITY
    7.
    发明申请
    METHOD FOR ASSESSING PERCEPTUAL QUALITY 审中-公开
    评估质量的方法

    公开(公告)号:US20120020415A1

    公开(公告)日:2012-01-26

    申请号:US12735427

    申请日:2009-01-13

    IPC分类号: H04N7/26

    摘要: The present invention relates to a full-reference (FR) objective method for assessing perceptual quality of decoded video frames in the presence of packet losses and coding artifacts. A method of assessing perceptual quality is provided. First, a value indicating an amount of distortion in a corresponding portion is accessed. Then, that value is classified as packet-loss distortion or coding-artifact distortion. Next, the classified value is modified to account for visibility differences of the human visual system, based on the classification, and then the modified values are combined for the multiple portions, to form a value indicating a total amount of distortion for the multiple portions.

    摘要翻译: 本发明涉及一种用于在存在分组丢失和编码伪影的情况下评估解码视频帧的感知质量的全参考(FR)目标方法。 提供了一种评估感知质量的方法。 首先,访问表示对应部分的失真量的值。 然后,该值被分类为分组丢失失真或编码伪像失真。 接下来,基于分类,对分类值进行修改以考虑人类视觉系统的可见性差异,然后对多个部分组合修改值,以形成表示多个部分的总失真量的值。

    MULTIPLE THREAD VIDEO ENCODING USING HRD INFORMATION SHARING AND BIT ALLOCATION WAITING
    9.
    发明申请
    MULTIPLE THREAD VIDEO ENCODING USING HRD INFORMATION SHARING AND BIT ALLOCATION WAITING 有权
    使用人力资源信息共享和位分配等待的多线程视频编码

    公开(公告)号:US20110206138A1

    公开(公告)日:2011-08-25

    申请号:US12998374

    申请日:2009-11-12

    申请人: Hua Yang

    发明人: Hua Yang

    IPC分类号: H04N7/26

    摘要: A method of encoding video wherein multiple threads of GOPs are encoding in parallel from a buffer in a single pass. In the buffer GOPs having fewer frames than a low frame threshold at the end of a scene are merged with a preceding GOP. Hypothetical reference decoder (HRD) information is stored in the buffer for each GOP and HRD information for neighboring GOPs are merged in the buffer.

    摘要翻译: 一种编码视频的方法,其中GOP的多个线程在单次通过中从缓冲器并行编码。 在场景结束时,具有比低帧阈值少的帧的缓冲器GOP与前一GOP合并。 假设参考解码器(HRD)信息存储在每个GOP的缓冲器中,并且相邻GOP的HRD信息被合并在缓冲器中。

    Compensation of field effect on polycrystalline resistors
    10.
    发明授权
    Compensation of field effect on polycrystalline resistors 有权
    多晶电阻场效应补偿

    公开(公告)号:US07915995B2

    公开(公告)日:2011-03-29

    申请号:US12568947

    申请日:2009-09-29

    摘要: A resistive circuit includes a first terminal and a second terminal and polycrystalline first and second resistive segments coupled between the first and second terminals. A third terminal A is coupled to the first resistive segment, and a third terminal B is coupled to the second resistive segment. The third terminal A has a first voltage with respect to the first terminal, and the third terminal B has a second voltage with respect to the second terminal. With this arrangement, the non-linearity of resistance of the first resistive segment at least partially compensates for non-linearity of resistance of the second resistive segment.

    摘要翻译: 电阻电路包括耦合在第一和第二端子之间的第一端子和第二端子以及多晶的第一和第二电阻段。 第三端子A耦合到第一电阻段,并且第三端子B耦合到第二电阻段。 第三端子A相对于第一端子具有第一电压,并且第三端子B相对于第二端子具有第二电压。 利用这种布置,第一电阻段的电阻的非线性至少部分地补偿第二电阻段的电阻的非线性。