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    • 65. 发明授权
    • User-guided surface reconstruction
    • 用户指导表面重建
    • US09245382B2
    • 2016-01-26
    • US12245709
    • 2008-10-04
    • Kun ZhouXin HuangBaining Guo
    • Kun ZhouXin HuangBaining Guo
    • G06T15/00G06T17/00
    • G06T17/005G06T17/00G06T2210/52
    • Described is a technology by which a user interacts with a surface representative of a point cloud data to correct for imperfect scan data. The surface is reconstructed based on the interaction. Real time viewing of the image is facilitated by parallel surface reconstruction. For example, the user may draw strokes to reduce topological ambiguities in poorly-sampled areas. An algorithm automatically adds new oriented sample points to the original point cloud based on the user interaction. Then a new isosurface is generated for the augmented point cloud. The user also may specify the geometry of missing areas of the surface. The user copies a set of points from another point cloud, and places the points around the target area. A new isosurface is then generated.
    • 描述了用户与表示点云数据的表面进行交互以校正不完美扫描数据的技术。 基于交互重建表面。 通过平行表面重建,实现了图像的实时观察。 例如,用户可以绘制笔画以减少不良采样区域的拓扑模糊。 基于用户交互,算法会自动将新的定向采样点添加到原始点云。 然后为增强点云生成一个新的等值面。 用户还可以指定表面缺失区域的几何形状。 用户从另一个点云复制一组点,并将点放在目标区域周围。 然后生成新的等值面。
    • 66. 发明授权
    • Network data configuration method and network data configuration system
    • 网络数据配置方法和网络数据配置系统
    • US09143404B2
    • 2015-09-22
    • US13811387
    • 2011-05-24
    • Kun Zhou
    • Kun Zhou
    • G06F15/177H04L12/24H04L12/46
    • H04L41/0889H04L12/4641H04L41/0213H04L41/0806H04L41/0823H04L41/0879
    • The disclosure provides a network data configuration method and a network data configuration system. The network data configuration method includes the following steps: when receiving a configuration command that instructs configuring data for a network device, the network data configuration system enters a global configuration mode; when receiving in the global configuration mode a mode switch command that instructs switching to a first configuration mode, the network data configuration system switches directly from the global configuration mode to the first configuration mode, wherein the first configuration mode is any configuration mode under the global configuration mode; when receiving in the first configuration mode a mode switch command that instructs switching to a second configuration mode, the network data configuration system exits from the first configuration mode and switching directly to the second configuration mode, wherein the second configuration mode is the global configuration mode or any configuration mode under the global configuration mode. The application of the disclosure can effectively reduce mode switch operations in the process of network data configuration and improve the configuration efficiency of network data.
    • 本公开提供了网络数据配置方法和网络数据配置系统。 网络数据配置方法包括以下步骤:当接收到指示为网络设备配置数据的配置命令时,网络数据配置系统进入全局配置模式; 当在全局配置模式下接收到指示切换到第一配置模式的模式切换命令时,网络数据配置系统直接从全局配置模式切换到第一配置模式,其中第一配置模式是全球配置模式下的任何配置模式 配置模式; 当在第一配置模式下接收指示切换到第二配置模式的模式切换命令时,网络数据配置系统从第一配置模式退出并直接切换到第二配置模式,其中第二配置模式是全局配置模式 或全局配置模式下的任何配置模式。 本文的应用可以有效降低网络数据配置过程中的模式切换操作,提高网络数据的配置效率。
    • 68. 发明申请
    • CMOS Image Sensor, Timing Control Method and Exposure Method Thereof
    • CMOS图像传感器,定时控制方法及其曝光方法
    • US20130076952A1
    • 2013-03-28
    • US13701741
    • 2010-06-04
    • Danwei ShiKun ZhouDi Wu
    • Danwei ShiKun ZhouDi Wu
    • H04N5/341H01L27/146
    • H04N5/341H01L27/14612H04N5/2353H04N5/2354H04N5/353
    • The invention discloses a CMOS image sensor, a timing control method and an exposure method thereof. The image sensor includes a pixel array composed of multiple pixel rows and a control chip controlling the array. The control chip controls each pixel row to expose in the exposure time during one exposure period of the pixel row, and then wait predetermined time after the exposure time to output data. In the invention, the exposure time of the image sensor is separated from the time of outputting data. Therefore, the working mode of the image sensor can be controlled more flexibly. By the manner of controlling the pixel rows in the sub-array of the image sensor to expose synchronously, the flash time of the light source is the same as the exposure time of each single sub-array, thereby improving the utilization efficiency of the source energy and ensuring real-time image sampling.
    • 本发明公开了一种CMOS图像传感器,其定时控制方法及其曝光方法。 图像传感器包括由多个像素行组成的像素阵列和控制阵列的控制芯片。 控制芯片控制每个像素行在像素行的一个曝光期间的曝光时间内曝光,然后等待曝光时间之后的预定时间输出数据。 在本发明中,图像传感器的曝光时间与输出数据的时间分离。 因此,可以更灵活地控制图像传感器的工作模式。 通过控制图像传感器的子阵列中的像素行同时曝光的方式,光源的闪光时间与每个单个子阵列的曝光时间相同,从而提高了源的利用效率 能量和确保实时图像采样。
    • 69. 发明授权
    • Real-time rendering of light-scattering media
    • 实时渲染光散射介质
    • US08009168B2
    • 2011-08-30
    • US11768894
    • 2007-06-26
    • Kun ZhouZhong RenStephen Ssu-te LinBaining GuoHeung-Yeung Shum
    • Kun ZhouZhong RenStephen Ssu-te LinBaining GuoHeung-Yeung Shum
    • G06T15/00
    • G06T15/55
    • A real-time algorithm for rendering of an inhomogeneous scattering media such as smoke under dynamic low-frequency environment lighting is described. An input media animation is represented as a sequence of density fields, each of which is decompressed into a weighted sum of a set of radial basis functions (RBFs) and an optional residual field. Source radiances from single and optionally multiple scattering are directly computed at only the RBF centers and then approximated at other points in the volume using an RBF-based interpolation. Using the computed source radiances, a ray marching technique using slice-based integration of radiance along each viewing ray is performed to render the final image. During the ray marching process, the residual field may be compensated back into the radiance integral to generate images of higher detail.
    • 描述了在动态低频环境照明下渲染非均匀散射介质(如烟雾)的实时算法。 输入媒体动画被表示为密度字段序列,每个密度字段被解压缩成一组径向基函数(RBF)和可选残余字段的加权和。 仅从RBF中心直接计算来自单个和任选多个散射的源辐射,然后使用基于RBF的插值在体积中的其他点处近似。 使用计算的源辐射,执行使用沿着每个观察射线的基于片段的辐射积分的射线行进技术来渲染最终图像。 在射线行进过程中,残余场可以被补偿回到辐射积分中以产生更高细节的图像。
    • 70. 发明授权
    • Real-time rendering of light-scattering media
    • 实时渲染光散射介质
    • US07990377B2
    • 2011-08-02
    • US11830743
    • 2007-07-30
    • Kun ZhouZhong RenStephen Ssu-te LinBaining GuoHeung-Yeung Shum
    • Kun ZhouZhong RenStephen Ssu-te LinBaining GuoHeung-Yeung Shum
    • G06T15/00
    • G06T15/55
    • A real-time algorithm for rendering of an inhomogeneous scattering media such as smoke under dynamic low-frequency environment lighting is described. An input media animation is represented as a sequence of density fields, each of which is represented by an approximate model density field and a residual density field. The algorithm uses the approximate model density field to compute an approximate source radiance, and further computes an effective exitant radiance by compositing the approximate source radiance using a compositing methods such as ray marching. During the compositing process (e.g., ray marching), the residual field is compensated back into the radiance integral to generate images of higher detail.
    • 描述了在动态低频环境照明下渲染非均匀散射介质(如烟雾)的实时算法。 输入媒体动画被表示为密度域序列,每个密度场由近似模型密度场和残余密度域表示。 该算法使用近似模型密度场来计算近似辐射源,并且通过使用诸如射线行进之类的合成方法合成近似源辐射来进一步计算有效的出射辐射度。 在合成过程(例如,射线行进)期间,残余场被补偿回到辐射积分中以产生更高细节的图像。