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    • 1. 发明授权
    • Ultrasound imaging with real time 3D image reconstruction and
visualization
    • 超声成像与实时3D图像重建和可视化
    • US5787889A
    • 1998-08-04
    • US804054
    • 1997-02-21
    • Warren EdwardsChristian DeforgeYongmin Kim
    • Warren EdwardsChristian DeforgeYongmin Kim
    • A61B8/06A61B8/08A61B8/14G01S7/52G01S15/89A61B8/00
    • A61B8/483A61B8/14G01S15/8993G01S7/52044A61B8/06A61B8/08A61B8/13G01S7/52034Y10S128/916
    • A 3D image is generated in real-time on an ultrasound medical imaging system which performs acquisition, volume reconstruction, and image visualization tasks using multiple processors. The acquisition task includes deriving position and orientation indicators for each gathered image frame. Volume reconstruction includes defining a reference coordinate system within which each image frame in a sequence of image frames is registered. The reference coordinate system is the coordinate system for a 3D volume encompassing the image planes to be used in the 3D image. The first image frame is used to define the reference coordinate system. As each image plane is registered, a 2D projection of the incremental volume is displayed. A shear-warp factorization process is used to derive a 2D projection for a rotated volume. A viewing transformation matrix is factorized into a 3D shear which is parallel to slices of the reference volume. A 2D warp then is implemented to produce the projection of the rotated volume.
    • 在使用多个处理器执行采集,体积重建和图像可视化任务的超声医学成像系统上实时生成3D图像。 采集任务包括为每个聚集的图像帧导出位置和方向指示符。 音量重建包括定义参考坐标系,其中注册了图像帧序列中的每个图像帧。 参考坐标系是包含3D图像中使用的图像平面的3D体积的坐标系。 第一个图像帧用于定义参考坐标系。 当每个图像平面被注册时,显示增量体积的2D投影。 剪切折变分解过程用于导出旋转体积的2D投影。 观察变换矩阵被分解成与参考体积的切片平行的3D剪切。 然后实现2D翘曲以产生旋转体积的投影。
    • 2. 发明申请
    • ULTRASONIC TECHNIQUE FOR ASSESSING WALL VIBRATIONS IN STENOSED BLOOD VESSELS
    • 用于评估静脉血管内壁壁振动的超声波技术
    • US20100286522A1
    • 2010-11-11
    • US12815310
    • 2010-06-14
    • Kirk W. BeachYongmin KimSiddhartha Sikdar
    • Kirk W. BeachYongmin KimSiddhartha Sikdar
    • A61B8/14
    • A61B8/08A61B5/02007A61B5/7257A61B8/06A61B8/0816A61B8/13G01S7/52026G01S7/52034G01S7/52036G01S7/52071G01S15/8981
    • A real-time signal processing technique for ultrasonic imaging of tissue vibrations for localizing the source of a bruit in a 2D image with respect to the anatomy and/or for obtaining simultaneous information about vibrations and the underlying blood flow. The bruit can be quantitatively assessed using an ensemble of ultrasound echoes. Signal processing enables estimation of wall displacement and the display of time-resolved vibration spectrum. Vibrations are detected and color-coded according to their amplitude and frequency and overlaid on the B-mode and/or color-flow image in real time. Proposed vibration imaging algorithms use data acquired during conventional ultrasonic color-flow imaging and the clutter signal, normally suppressed in color-flow imaging, to detect and characterize tissue vibrations. Three vibration imaging algorithms based on parametric modeling of vibrations and other criteria distinguish between clutter, blood flow, and vibrations. The techniques are usable to detect, locate, image, and quantitatively grade stenoses in blood vessels.
    • 一种实时信号处理技术,用于组织振动的超声成像,用于相对于解剖结构定位2D图像中的血管源,和/或用于获得关于振动和潜在血流的同时信息。 可以使用超声回波的整体来定量评估。 信号处理使得能够估计壁位移和时间分辨振动谱的显示。 根据振幅和频率对振动进行检测和颜色编码,并实时覆盖在B模式和/或彩色流动图像上。 建议的振动成像算法使用在常规超声彩色流动成像期间获取的数据和通常在彩色流动成像中抑制的杂波信号来检测和表征组织振动。 基于振动参数建模和其他标准的三种振动成像算法区分了杂波,血流和振动。 该技术可用于检测,定位,成像和定量评估血管狭窄。
    • 3. 发明授权
    • Processor employing loadable configuration parameters to reduce or eliminate setup and pipeline delays in a pipeline system
    • 处理器采用可加载配置参数来减少或消除管道系统中的设置和流水线延迟
    • US07694111B2
    • 2010-04-06
    • US12033785
    • 2008-02-19
    • Chris Y. ChungRavi A. ManaguliYongmin Kim
    • Chris Y. ChungRavi A. ManaguliYongmin Kim
    • G06F9/00
    • G06F15/8053G06F9/3851
    • A deep-pipeline system substantially reduces the overhead of setup delays and pipeline delays by dynamically controlling access of a plurality of configuration register sets by both a host central processing unit (CPU) and the stages of the pipelines. A master configuration register set is loaded with configuration parameters by the host CPU in response to an index count provided by a setup-index counter. A plurality of other counters are employed to track timing events in the system. In one embodiment, a run-index counter provides a run-index count to the first stage of the pipeline that is propagated along the stages, enabling configuration register sets to transfer configuration parameters to the stages of the pipeline when required to enable processing of a task. In an alternative embodiment, a plurality of D flip-flops sequentially propagates a state for successive registers, so that the setup-index counter is not required.
    • 深管道系统通过动态地控制主机中央处理单元(CPU)和管线的级的多个配置寄存器集的访问,大大减少了设置延迟和流水线延迟的开销。 主机配置寄存器集合由主机CPU加载配置参数,以响应由设置索引计数器提供的索引计数。 采用多个其他计数器来跟踪系统中的定时事件。 在一个实施例中,运行索引计数器向沿着级传播的流水线的第一级提供运行索引计数,使得配置寄存器组能够在需要时将配置参数传送到流水线的各个级,以便能够处理 任务。 在替代实施例中,多个D触发器顺序地传播用于连续寄存器的状态,使得不需要建立索引计数器。
    • 4. 发明申请
    • Ultrasonic Direct Strain Estimation Using Temporal and Spatial Correlation
    • 使用时间和空间相关的超声波直接应变估计
    • US20080287792A1
    • 2008-11-20
    • US11574394
    • 2005-08-29
    • Unmin BaeYongmin Kim
    • Unmin BaeYongmin Kim
    • A61B8/00
    • A61B8/485A61B8/00
    • Strain is directly estimated in ultrasound elasticity imaging without computing displacement or resorting to spectral analysis. Conventional ultrasound elasticity imaging relies on calculating displacement and strain is computed from a derivative of the displacement. However, for typical parameter values used in ultrasound elasticity imaging, the displacement can be as large as a hundred times or displacement differences. If a tiny error in the calculation of displacement occurs, this could drastically affect the calculation of strain. By directly estimating strain, image quality is enhanced and the reduction in computational effort facilitates commercialization to aid in diagnosing disease or cancerous conditions.
    • 在超声弹性成像中直接估计应变,无需计算位移​​或进行光谱分析。 常规超声弹性成像依赖于计算位移,应变由位移的导数计算。 然而,对于在超声弹性成像中使用的典型参数值,位移可以大至百倍或位移差异。 如果计算位移发生微小误差,则可能会严重影响应变的计算。 通过直接估计应变,提高图像质量,减少计算工作量有助于商业化,有助于诊断疾病或癌症状况。
    • 5. 发明授权
    • Method and apparatus for compressing VLIW instruction and sharing subinstructions
    • 用于压缩VLIW指令和共享子指令的方法和装置
    • US07409530B2
    • 2008-08-05
    • US11015717
    • 2004-12-17
    • Donglok KimStefan G. BergWeiyun SunYongmin Kim
    • Donglok KimStefan G. BergWeiyun SunYongmin Kim
    • G06F9/00
    • G06F9/3891G06F9/3017G06F9/3853G06F9/3885
    • A VLIW instruction format is introduced having a set of control bits which identify subinstruction sharing conditions. At compilation the VLIW instruction is analyzed to identify subinstruction sharing opportunities. Such opportunities are encoded in the control bits of the instruction. Before the instruction is moved into the instruction cache, the instruction is compressed into the new format to delete select redundant occurrences of a subinstruction. Specifically, where a subinstruction is to be shared by corresponding functional processing units of respective clusters, the subinstruction need only appear in the instruction once. The redundant appearance is deleted. The control bits are decoded at instruction parsing time to route a shared subinstruction to the associated functional processing units.
    • 引入VLIW指令格式,其具有识别子指令共享条件的一组控制位。 在编译时,分析VLIW指令以识别子建议共享机会。 这样的机会被编码在指令的控制位中。 在指令移入指令高速缓存之前,指令被压缩成新格式,以删除选择冗余的子指令。 具体地说,在相应簇的相应功能处理单元要共享子指令的情况下,子指令只需要在指令中出现一次。 冗余外观被删除。 控制位在指令解析时被解码,以将共享子指令路由到相关联的功能处理单元。
    • 6. 发明授权
    • Interactive frame segmentation with dynamic programming
    • 交互式帧分割与动态规划
    • US06937760B2
    • 2005-08-30
    • US09751147
    • 2000-12-28
    • Todd SchoepflinYongmin Kim
    • Todd SchoepflinYongmin Kim
    • G06T5/00G06K9/34G06K9/48G06K9/62
    • G06T7/155G06T7/12G06T2207/10016
    • Control points used in deriving an object boundary for a prior frame are overlaid onto a current frame. An initial estimate of an object boundary are derived from the control points and edge energy data. The operator adjusts the control points to better model the boundary for the current frame. For each updated control point, the object boundary is rederived.A restricted area is defined encompassing the initial control points. When a control point is moved outside the restricted area, the restricted area is redefined to accommodate it. The boundary between control points is derived by finding a best path. Only points within the restricted area are considered. A first set of rules is used to find the best path when the distance between the two points is less than threshold value. A second set of rules is used when the distance between the two points exceeds the threshold value.
    • 用于导出先前帧的对象边界的控制点被覆盖在当前帧上。 对象边界的初始估计是从控制点和边缘能量数据导出的。 操作员调整控制点以更好地建模当前帧的边界。 对于每个更新的控制点,对象边界被重新归类。 定义包含初始控制点的限制区域。 当控制点移动到限制区域之外时,限制区域被重新定义以适应它。 控制点之间的边界是通过找到最佳路径得出的。 只有限制区域内的点被考虑。 当两点之间的距离小于阈值时,第一组规则用于找到最佳路径。 当两点之间的距离超过阈值时,使用第二组规则。
    • 7. 发明授权
    • Interactive video object processing environment which visually distinguishes segmented video object
    • 视觉区分视频对象的交互式视频对象处理环境
    • US06681043B1
    • 2004-01-20
    • US09375825
    • 1999-08-16
    • Christopher LauDonglok KimYongmin Kim
    • Christopher LauDonglok KimYongmin Kim
    • G06K934
    • H04N19/20G06F3/0481G06F17/30805G06F17/30823G06F2203/04806G11B27/034G11B27/34
    • A video processing environment includes a user interface and processing shell from which various video processing ‘plug-in’ programs are accessed. The shell insulates the plug-ins from the intricacies of reading various file formats. The user interface allows an operator to load a video sequence, define and view one or more video objects on any one or more frames of the video sequence, edit existing video object segmentations, view video objects across a series of video frames, and encode video objects among a video sequence in a desired format. Various encoding parameters can be adjusted allowing the operator to view the video sequence encoded at the various parameter settings. The user interface includes a video window, a time-line window, a zoom window, a set of menus including a menu of plug-in programs, and a set of dialogue boxes, including encoding parameter dialogue boxes.
    • 视频处理环境包括用户界面和处理外壳,从中可以访问各种视频处理“插件”程序。 shell将插件从读取各种文件格式的复杂性中隔离开来。 用户界面允许操作者加载视频序列,定义和查看视频序列的任何一个或多个帧上的一个或多个视频对象,编辑现有的视频对象分割,在一系列视频帧中查看视频对象,以及编码视频 视频序列中的所需格式的对象。 可以调整各种编码参数,允许操作者观看以各种参数设置编码的视频序列。 用户界面包括视频窗口,时间线窗口,缩放窗口,包括插件程序的菜单的一组菜单,以及包括编码参数对话框的一组对话框。
    • 8. 发明授权
    • Interactive video object processing environment having concurrently active subordinate windows
    • 交互式视频对象处理环境同时具有活动的下属窗口
    • US06633309B2
    • 2003-10-14
    • US09375822
    • 1999-08-16
    • Christopher LauDonglok KimYongmin Kim
    • Christopher LauDonglok KimYongmin Kim
    • G09G500
    • G11B27/34G06F3/0481G06F9/451G06F2203/04806G11B27/034H04N19/20
    • A video processing environment includes a user interface and processing shell from which various video processing ‘plug-in’ programs are accessed. The shell insulates the plug-ins from the intricacies of reading various file formats. The user interface allows an operator to load a video sequence, define and view one or more video objects on any one or more frames of the video sequence, edit existing video object segmentations, view video objects across a series of video frames, and encode video objects among a video sequence in a desired format. Various encoding parameters can be adjusted allowing the operator to view the video sequence encoded at the various parameter settings. The user interface includes a video window, a time-line window, a zoom window, a set of menus including a menu of plug-in programs, and a set of dialogue boxes, including encoding parameter dialogue boxes.
    • 视频处理环境包括用户界面和处理外壳,从中可以访问各种视频处理“插件”程序。 shell将插件从读取各种文件格式的复杂性中隔离开来。 用户界面允许操作者加载视频序列,定义和查看视频序列的任何一个或多个帧上的一个或多个视频对象,编辑现有的视频对象分割,在一系列视频帧中查看视频对象,以及编码视频 视频序列中的所需格式的对象。 可以调整各种编码参数,允许操作者观看以各种参数设置编码的视频序列。 用户界面包括视频窗口,时间线窗口,缩放窗口,包括插件程序菜单的一组菜单,以及一组对话框,包括编码参数对话框。
    • 9. 发明授权
    • Method for controlling the operation of a computer implemented apparatus
to selectively execute instructions of different bit lengths
    • 用于控制计算机实现的装置的操作以选择性地执行不同位长的指令的方法
    • US5511174A
    • 1996-04-23
    • US286662
    • 1994-08-05
    • Gary D. HicokThomas AlexanderYong J. LimYongmin Kim
    • Gary D. HicokThomas AlexanderYong J. LimYongmin Kim
    • G06F9/30G06F9/32G06F12/00
    • G06F9/321G06F9/30149
    • A method for selectively controlling the operation of a computer system so that the computer system is selectively caused to execute instructions of a first predetermined bit length or instructions of a second predetermined bit length. The method comprises the preliminary steps of storing instruction data in a set of EVEN instruction storage locations; storing instruction data in a set of ODD instruction locations; establishing an EVEN execution pointer; and establishing an ODD execution pointer. At a first given time, either the EVEN execution pointer is incremented by a predetermined COUNT or the ODD execution pointer is incremented by the predetermined COUNT; but both pointers are not simultaneously incremented by the COUNT. The method causes an instruction to be executed, which instruction was stored entirely in either an EVEN instruction location or entirely in an ODD instruction location. At a second given time, both the EVEN instruction pointer and the ODD instruction pointer are incremented by the predetermined COUNT, thereby causing an instruction to be executed, which instruction constitutes a combination of instruction data from an EVEN instruction storage location and instruction data from an ODD instruction storage location.
    • 一种用于选择性地控制计算机系统的操作的方法,使得选择性地使计算机系统执行第一预定位长度的指令或第二预定位长度的指令。 该方法包括将指令数据存储在一组EVEN指令存储位置中的预备步骤; 将指令数据存储在一组ODD指令位置中; 建立一个EVEN执行指针; 并建立一个ODD执行指针。 在第一给定时间,将EVEN执行指针递增预定的COUNT,或者ODD执行指针递增预定的COUNT; 但是两个指针都不会同时递增COUNT。 该方法导致执行指令,哪个指令完全存储在EVEN指令位置或完全存储在ODD指令位置。 在第二给定时间,EVEN指令指针和ODD指令指针都被增加预定的COUNT,从而使指令被执行,该指令构成来自EVEN指令存储位置的指令数据和来自 ODD指令存储位置。