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    • 41. 发明申请
    • Method and system of resource reconfiguration for cognitive-radio system
    • 认知无线电系统资源重构方法与系统
    • US20140120940A1
    • 2014-05-01
    • US14129343
    • 2012-04-12
    • Longtao RenXing LiuYan LiLi ZhangTing MiaoDong Zhou
    • Longtao RenXing LiuYan LiLi ZhangTing MiaoDong Zhou
    • H04W16/14
    • H04W16/14H04W28/16
    • The disclosure provides a method and system of resource reconfiguration for a cognitive-radio system. The method includes that: a reconfiguration module of a wireless communication system acquires a reconfiguration command according to a received spectrum refarming indication or by monitoring a network condition of the wireless communication system (101); and sends the reconfiguration command to a base station to implement resource reconfiguration by executing the reconfiguration command via the base station (102). With the disclosure, proper radio resource reconfiguration is performed by a reconfiguration module of each wireless communication system according to utilization of spectral resources in the system, so that the utilization of spectral resources in a primary system and between RATs may be coordinated, thereby enhancing the resource utilization rate of each wireless communication system and the spectrum utilization rate of the primary system, such as a broadcast and television system, and leading to a more balanced network load.
    • 本公开提供了一种用于认知无线电系统的资源重配置的方法和系统。 该方法包括:无线通信系统的重新配置模块根据接收的频谱重构指示或通过监视无线通信系统(101)的网络状况来获取重新配置命令; 并且通过经由基站(102)执行重新配置命令,将重新配置命令发送到基站以实现资源重新配置。 通过本公开,根据系统中的频谱资源的利用,由每个无线通信系统的重配置模块执行适当的无线电资源重配置,从而可以协调主系统和RAT之间的频谱资源的利用,从而增强 每个无线通信系统的资源利用率和诸如广播和电视系统的主要系统的频谱利用率,并且导致更平衡的网络负载。
    • 43. 发明授权
    • Classification of a document according to a weighted search tree created by genetic algorithms
    • 根据由遗传算法创建的加权搜索树的文档分类
    • US08639643B2
    • 2014-01-28
    • US13119936
    • 2008-10-31
    • Ren WuSheng-Wen YangYuhong XiongLi Zhang
    • Ren WuSheng-Wen YangYuhong XiongLi Zhang
    • G06F15/18G06N3/00G06N3/12
    • G06F17/30707
    • A device for classifying a document comprises a module to generate a data tree structure and configured to assign terms to a first plurality of nodes of the data tree structure, where each of the first plurality of nodes is assigned a weight. In assigning the weights of the first plurality of nodes, a first generation of combinations of possible weights assignable as the weights of the first plurality of nodes is obtained, and a second generation of combinations of possible weights assignable as the weights of the first plurality of nodes is obtained by performing the genetic algorithms in the first generation of combinations of possible weights. The device determines whether the document is in a document class based at least the weights of the first plurality of nodes.
    • 用于对文档进行分类的设备包括用于生成数据树结构并被配置为向数据树结构的第一多个节点分配术语的模块,其中第一多个节点中的每一个被分配权重。 在分配第一多个节点的权重时,获得可分配为第一多个节点的权重的可能权重的组合的第一代,以及可分配的可能权重的组合的第二代,可分配为第一多个节点的权重 通过在第一代可能权重的组合中执行遗传算法来获得节点。 该装置至少基于第一多个节点的权重来确定文档是否在文档类中。
    • 44. 发明申请
    • Trim Line Determination In A Deep Draw Manufacturing of A Sheet Metal Part
    • 钣金零件深冲制造中的修剪线测定
    • US20130325423A1
    • 2013-12-05
    • US13482703
    • 2012-05-29
    • Xinhai ZhuLi Zhang
    • Xinhai ZhuLi Zhang
    • G06G7/48
    • G06F17/5018
    • Methods and systems of determining a trim line in deep draw manufacturing of a sheet metal part are disclosed. A computerized model of a sheet metal part and the addendum surface geometry are defined. At least one flange portion in the computerized model is identified. Perform a numerical simulation of unfolding of the flange towards the addendum surface by applying a first set of numerical loads to each pair of adjacent finite elements. The first set of numerical loads is configured for flattening out the pair of finite elements with a bending moment determined using relative orientations of the pair finite elements and material properties of the part. A second set of numerical loads is applied to close any remaining gap between the unfolded flange and the addendum thereafter. The outer edge of the flange portions in their final unfolded configuration is designated as a trim line.
    • 公开了一种在钣金零件的深冲制造中确定修剪线的方法和系统。 定义了钣金件和附件表面几何形状的计算机化模型。 识别计算机化模型中的至少一个凸缘部分。 通过对每对相邻的有限元施加第一组数值载荷来执行法兰朝向齿顶表面展开的数值模拟。 第一组数值载荷被配置为使用一对有限元素的相对取向和部件的材料特性确定的弯曲力矩平坦化一对有限元。 应用第二组数值载荷来封闭展开的法兰和附件之间的剩余间隙。 凸缘部分的最终展开构型的外边缘被指定为修剪线。
    • 45. 发明授权
    • Data-driven variable length encoding of fixed-length data
    • 固定长度数据的数据驱动可变长度编码
    • US08593310B1
    • 2013-11-26
    • US13686815
    • 2012-11-27
    • Li Zhang
    • Li Zhang
    • H03M7/40
    • H03M7/40
    • A data-driven encoder receives fixed-length bit fields and generates variable length bit fields that are, on average, smaller than the fixed-length bit fields. The data-driven encoder removes leading zeros from a fixed-length bit field and appends a prefix code to the remaining bits that identifies the number of remaining bits. In an embodiment, the data-driven encoder may further append leading zeros before the prefix code to produce variable length bit fields having sizes that are integer multiples of bytes. The decoder identifies the original fixed-length bit fields from the variable length encoded bit fields.
    • 数据驱动编码器接收固定长度的位字段,并生成平均小于固定长度位字段的可变长度位字段。 数据驱动编码器从固定长度位字段中删除前导零,并将附加前缀码添加到标识剩余位数的剩余位。 在一个实施例中,数据驱动编码器还可以在前缀码之前附加前导零,以产生具有大小为整数倍的字节的可变长度位字段。 解码器从可变长度编码比特字段中识别原始固定长度比特字段。
    • 47. 发明申请
    • METHOD AND APPARATUS FOR RETROPERFUSION
    • 回收方法和装置
    • US20130296783A1
    • 2013-11-07
    • US13704525
    • 2011-06-14
    • Li ZhangFarrukh Hussain
    • Li ZhangFarrukh Hussain
    • A61M25/10
    • A61M25/0075A61M1/36A61M1/3613A61M5/16881A61M25/0074A61M25/10A61M39/227A61M39/228A61M2025/1059A61M2025/1072
    • The present invention relates to apparatus for retroperfusion of tissues and organs. The apparatus comprises a catheter with a proximal end for engaging a supply of the fluid medium, and a distal end having an expandable-contractible chamber for installation into suitable vessels or organs. The expandable-contractible chamber comprises a conduit element having a fluid-filled hollow wall defining a lumen. The conduit element has a first deformable inner-facing section approximate a proximal end of the conduit and a second deformable inner-facing section approximate a distal end of the conduit element. Controlled application of a pressure at a proximal end of the conduit element causes deformation of the conduit into the lumen at its distal end thereby occluding the flow of fluid medium through the catheter. Controlled release of the pressure releases deformation of the fluid-filled conduit at its distal end thereby unblocking the flow of the fluid medium through the catheter.
    • 本发明涉及组织器官的后灌注装置。 该装置包括具有用于接合流体介质的供给的近端的导管,以及具有用于安装到合适的血管或器官中的可扩张收缩室的远端。 可膨胀收缩室包括具有限定内腔的流体填充中空壁的导管元件。 导管元件具有近似于导管的近端的第一可变形内壁部分和近似于导管元件的远端的第二可变形内表面部分。 在导管元件的近端受到控制的压力导致导管在其远端处进入内腔,从而阻塞通过导管的流体介质的流动。 压力的控制释放释放流体填充管道在其远端处的变形,从而解除流体介质通过导管的流动。