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    • 72. 发明授权
    • 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
    • US08964083B2
    • 2015-02-24
    • US13701741
    • 2010-06-04
    • Danwei ShiKun ZhouDi Wu
    • Danwei ShiKun ZhouDi Wu
    • H04N3/14H04N5/335H04N5/341H04N5/235H04N5/353H01L27/146
    • 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。
    • 74. 发明授权
    • Hardware-accelerated anti-aliased graphics
    • 硬件加速抗锯齿矢量图形
    • US06954211B2
    • 2005-10-11
    • US10610662
    • 2003-06-30
    • Ashraf A. MichailKun ZhouGregory D. SwedbergAdrian Secchia
    • Ashraf A. MichailKun ZhouGregory D. SwedbergAdrian Secchia
    • G06T11/00G06T11/20G06T15/50
    • G06T11/203G06T11/40G06T15/503G06T15/87
    • In order to render a primitive, the primitive is subdivided into trapezoids and triangles. The subdivision occurs using scanline-aligned lines. These simple scanline-aligned regions are further subdivided so that the primitive is divided into simple scanline-boundaried trapezoids and other complex scan shapes. The simple scanline-boundaried trapezoids are rasterized. One rasterization method uses a texture map containing slope-based coverage information to edge areas. Gouraud shading may be used to provide the anti-aliasing effects on the scanline-boundaried trapezoids. The simple scanline-boundaried trapezoids may also be rasterized using a software rasterizer. Complex scans are rasterized using a software rasterizer. As data is already rasterized, it is thereby efficiently transferred to the GPU.
    • 为了渲染原始图形,原始图形被细分为梯形和三角形。 使用扫描线对齐的线条进行细分。 这些简单的扫描线对齐区域进一步细分,使得原语被划分成简单的扫描线界限梯形和其他复杂的扫描形状。 简单的扫描线边界梯形被光栅化。 一种光栅化方法使用包含基于边缘的覆盖信息的纹理贴图到边缘区域。 可以使用Gouraud阴影来提供扫描线边界梯形上的抗锯齿效应。 简单的扫描线边界梯形也可以使用软件光栅化器进行光栅化。 使用软件光栅化器对复杂扫描进行光栅化。 由于数据已经被光栅化,因此其被有效地传送到GPU。
    • 77. 发明申请
    • METHOD FOR CORRECTING IMAGE DISTORTION AND SYSTEM, AND MAGNETIC RESONANCE IMAGING EQUIPMENT
    • 用于校正图像失真和系统的方法以及磁共振成像设备
    • US20130285653A1
    • 2013-10-31
    • US13872292
    • 2013-04-29
    • Kun Zhou
    • Kun Zhou
    • G01R33/565
    • G01R33/56572G01R33/56341G01R33/56518
    • In a method for an apparatus correcting image distortion in diffusion-weighted echo-planar magnetic resonance imaging, a marker sequence is applied before a diffusion-weighted echo planar imaging sequence, to form a combined sequence. The combined sequence is used to obtain marked images with different preset b values and different preset diffusion directions. The diffusion-weighted echo planar imaging sequence is used to obtain diffusion-weighted echo planar images with the same b values and diffusion directions as the marked images. A stretching coefficient and a displacement coefficient are calculated for each image data column of the diffusion-weighted echo planar image. The stretching coefficient and displacement coefficient are used to correct the diffusion-weighted echo planar images.
    • 在扩散加权回波平面磁共振成像中校正图像失真的装置的方法中,在扩散加权回波平面成像序列之前应用标记序列,以形成组合序列。 组合序列用于获得具有不同预设b值和不同预设扩散方向的标记图像。 扩散加权回波平面成像序列用于获得具有与标记图像相同的b值和扩散方向的扩散加权回波平面图像。 对扩散加权回波平面图像的每个图像数据列计算拉伸系数和位移系数。 拉伸系数和位移系数用于校正扩散加权回波平面图像。
    • 78. 发明申请
    • 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
    • US20130144993A1
    • 2013-06-06
    • US13811387
    • 2011-05-24
    • Kun Zhou
    • Kun Zhou
    • H04L12/24
    • 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。
    • 79. 发明申请
    • TARGET DETECTION METHOD AND APPARATUS AND IMAGE ACQUISITION DEVICE
    • 目标检测方法和装置和图像获取装置
    • US20120106799A1
    • 2012-05-03
    • US13382140
    • 2010-03-05
    • Danwei ShiKun Zhou
    • Danwei ShiKun Zhou
    • G06K9/00
    • G06T7/0081G06K9/3241G06T7/11G06T7/174G06T7/194G06T2207/10152G06T2207/20224
    • The present invention provides a target detection method comprising the following steps controlling a modulated light emitting device to emit optical pulse signals with a first light intensity and a second light intensity to a target to be detected and a background, wherein the capabilities of reflecting the light pulse signals of the target to be detected and the background are different, controlling an image sensor to acquire images of the target to be detected and the background, wherein the image sensor comprises a plurality of image acquisition regions, and it successively scans the same image acquisition region once in the first light intensity and in the second light intensity respectively to obtain a first light intensity image and a second light intensity image, and stores them into corresponding locations in a first frame image and a second frame image respectively, distinguishing the target to be detected and the background, using the first frame image and the second frame image. The present invention also provides a target detection apparatus and an image acquisition device. This invention can precisely detect targets, even moving targets, in a strong light background.
    • 本发明提供了一种目标检测方法,其包括以下步骤:控制调制发光器件向待检测目标发射具有第一光强度和第二光强度的光脉冲信号和背景,其中反射光的能力 要检测的目标的脉冲信号和背景不同,控制图像传感器以获取要检测的目标的图像和背景,其中图像传感器包括多个图像采集区域,并且它连续地扫描相同的图像 获取区域分别处于第一光强度和第二光强度中以获得第一光强度图像和第二光强度图像,并将它们分别存储在第一帧图像和第二帧图像中的相应位置中,从而区分目标 使用第一帧图像和第二帧i进行检测和背景 法师 本发明还提供了一种目标检测装置和图像获取装置。 本发明可以在强光背景下精确地检测目标,甚至移动目标。