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    • 81. 发明授权
    • Portable electronic measuring device and method
    • 便携式电子测量装置及方法
    • US07804606B2
    • 2010-09-28
    • US12396490
    • 2009-03-03
    • Jing-Bo YuLiang XieLi-Yan ZhengGuang-Yu Pei
    • Jing-Bo YuLiang XieLi-Yan ZhengGuang-Yu Pei
    • G01C3/08G01B11/14
    • G01B11/14
    • A method for measuring a distance D2 between two points includes following steps. A first surface of a portable electronic device is parallel to a line defined by the two points. A distance D2 between the first surface and the line is obtained. A visible light beam B1 is rotated from an initial direction substantially perpendicular with the first surface and the line to direct at the point E1. A first angle defined by the visible light beam B1 striking the point E1 and the initial direction is computed. A visible light beam B2 is rotated from an initial direction to strike the point E2. A second angle defined by the visible light beam B2 striking the point E2 and the initial direction is computed. A distance D1 is computed based on the distance D2, the first angle and the second angle. The distance D1 is outputted.
    • 用于测量两点之间的距离D2的方法包括以下步骤。 便携式电子设备的第一表面平行于由两点限定的线。 获得第一表面和线之间的距离D2。 可见光束B1从与第一表面和线基本垂直的初始方向旋转以指向点E1。 计算由可见光束B1撞击点E1和初始方向限定的第一角度。 可见光束B2从初始方向旋转以撞击点E2。 计算由可见光束B2撞击点E2和初始方向限定的第二角度。 基于距离D2,第一角度和第二角度来计算距离D1。 输出距离D1。
    • 82. 发明申请
    • PORTABLE ELECTRONIC MEASURING DEVICE AND METHOD
    • 便携式电子测量装置及方法
    • US20090225332A1
    • 2009-09-10
    • US12399926
    • 2009-03-07
    • Jing-Bo Yu
    • Jing-Bo Yu
    • G01B11/14G06F15/00
    • G01B11/14G01C5/00G01C15/002
    • A portable electronic device for measuring a distance D1 between two points E1, E2, includes a visible and rotatable light emitter, an angle computing unit, a distance computing unit and an output unit. The light emitter generates a rotatable light beam capable of rotating from pointing in an initial direction to project to the point E1. The initial direction is substantially perpendicular to a line defined by the points E1, E2. A distance H1 between the light emitter and the line, and a distance S1 from the point E2 to the point of intersection of the line defined by the first and second points E1, E2 with the initial direction, are known. The angle computing unit computes an angle defined by the visible light beam projecting to the point E1 and the initial direction according to the rotatable light beam. The distance computing unit computes the distance D1 based on the angle, the distance H1 and the distance S1.
    • 用于测量两点E1,E2之间的距离D1的便携式电子设备包括可视和可旋转的光发射器,角度计算单元,距离计算单元和输出单元。 光发射器产生能够从初始方向指向旋转的可旋转光束,投射到点E1。 初始方向基本上垂直于由点E1,E2限定的线。 光发射器与线之间的距离H1以及从点E2到由第一和第二点E1,E2与初始方向限定的线的交点之间的距离S1是已知的。 角度计算单元根据可旋转光束计算由点E1伸出的可见光束和初始方向所限定的角度。 距离计算单元基于角度,距离H1和距离S1来计算距离D1。
    • 83. 发明授权
    • Parallel correlator implementation using block integration for spread-spectrum communication
    • 使用块集成进行扩频通信的并行相关器实现
    • US07558312B2
    • 2009-07-07
    • US11172443
    • 2005-06-30
    • MingQiang ChengShiJie LiBo Yu
    • MingQiang ChengShiJie LiBo Yu
    • H04B1/00
    • H04B1/7095G01S19/30H04B1/70752H04B2201/70715
    • An apparatus for processing spread spectrum signals digitized at a predetermined sampling frequency. The apparatus includes an intermediate frequency signal preprocessing unit, a plurality of parallel block integrators. The intermediate frequency signal preprocessing unit is capable of generating pre-integration results based on an input signal and local reference signals at a predetermined rate. The pre-integration results produced by the intermediate frequency signal preprocessing unit are grouped into sets of pre-integration results. Each set of the pre-integration results contains a predetermined number of pre-integration results. The plurality of parallel block integrators is in communication with the intermediate frequency signal preprocessing unit. Each of the block integrators is capable of receiving, in succession, sets of a predetermined number of pre-integration results, and for each set of predetermined number of pre-integration results, each of the block integrators is capable of performing a plurality of partial correlations based on the set of the predetermined number of pre-integration results and a plurality of shifted segments of a pseudorandom noise code until a next set of pre-integration results are received by the block integrator.
    • 一种用于处理以预定采样频率数字化的扩频信号的装置。 该装置包括中频信号预处理单元,多个并行块积分器。 中频信号预处理单元能够以预定速率产生基于输入信号和本地参考信号的预积分结果。 由中频信号预处理单元产生的预积分结果被分组成一组预积分结果。 每组预积分结果包含预定数量的预积分结果。 多个并行块积分器与中频信号预处理单元通信。 每个块积分器能够连续地接收预定数量的预积分结果的集合,并且对于每组预定数量的预积分结果,每个块积分器能够执行多个部分 基于预定数量的预积分结果的集合和伪随机噪声码的多个移位段直到下一组预积分结果被块积分器接收的相关性。
    • 84. 发明授权
    • Parallel correlator implementation using hybrid correlation in spread-spectrum communication
    • 在扩频通信中使用混合相关的并行相关器实现
    • US07526015B2
    • 2009-04-28
    • US11227290
    • 2005-09-15
    • MingQiang ChengShiJie LiBo Yu
    • MingQiang ChengShiJie LiBo Yu
    • H04B1/00
    • G01S19/30
    • A method for processing spread spectrum signals through a two step integration process in a circuit having an intermediate frequency signal preprocessing unit and a plurality of block integrators, wherein the circuit receiving a digitized signal, a local reference signal, and a pseudorandom noise code. The method includes generating a plurality of data streams by the intermediate frequency signal preprocessing unit using the digitized signal and the reference signal, receiving at each block integrator a data stream from the plurality of data streams and the pseudorandom noise code, performing a predetermined number of partial correlations at each block integrator using hybrid correlation technique based on the data stream and the pseudorandom noise code to obtain a predetermined number of partial correlation results, and computing a predetermined number of complete correlation results based on the predetermined number of partial correlation results. Each data stream is generated every predetermined time period.
    • 一种在具有中频信号预处理单元和多个块积分器的电路中通过两步积分处理来处理扩频信号的方法,其中电路接收数字化信号,本地参考信号和伪随机噪声码。 该方法包括使用数字化信号和参考信号由中频信号预处理单元生成多个数据流,在每个块积分器处接收来自多个数据流的数据流和伪随机噪声码,执行预定数量的 使用基于数据流和伪随机噪声码的混合相关技术在每个块积分器处的部分相关性,以获得预定数量的部分相关结果,以及基于预定数量的部分相关结果来计算预定数量的完全相关结果。 每个预定时间段都产生每个数据流。
    • 85. 发明申请
    • GLOBAL POSITIONING SYSTEM WITH REAL-TIME UPDATING
    • 全球定位系统实时更新
    • US20060282215A1
    • 2006-12-14
    • US11423153
    • 2006-06-09
    • Ling-Yan BaoBo YuShih-Kuang TsaiDai-Shui Ho
    • Ling-Yan BaoBo YuShih-Kuang TsaiDai-Shui Ho
    • G01C21/00
    • G01C21/26
    • A Global Positioning System (GPS) updates an internal map database in real-time. The system has a module for collecting environmental data, a module for processing environmental data, and a module for conducting environmental data. The collecting module receives position data real-time and judges its usability. The processing module can transform the received data's format, so that the data format will be compatible with the system format. The module for conducting environmental data can insert received data and compare data to be inserted with existing system data to judge whether the GPS data should be updated. The goal of updating the system map database on the GPS in real-time is thus accomplished by the three modules.
    • 全球定位系统(GPS)实时更新内部地图数据库。 该系统具有用于收集环境数据的模块,用于处理环境数据的模块和用于进行环境数据的模块。 收集模块实时接收位置数据并判断其可用性。 处理模块可以转换接收到的数据格式,使数据格式与系统格式兼容。 用于进行环境数据的模块可以插入接收到的数据并将要插入的数据与现有系统数据进行比较,以判断是否应更新GPS数据。 因此,通过三个模块实现了在GPS上实时更新系统图数据库的目的。
    • 87. 发明授权
    • Clock tree planning for an ASIC
    • ASIC的时钟树规划
    • US08793630B2
    • 2014-07-29
    • US13478272
    • 2012-05-23
    • Liang GeSuoming PuChen XuBo Yu
    • Liang GeSuoming PuChen XuBo Yu
    • G06F17/50
    • G06F17/5068G06F2217/62
    • The present invention discloses a method and system for clock tree planning for an ASIC, the method comprising: determining a netlist and a timing constraint file of the ASIC; creating a sequential device undirected graph for sequential devices in the netlist according to connection relationships of the sequential devices in the netlist and timing constraint relationships of the sequential devices in the timing constraint file; grouping the sequential devices in the netlist according to the sequential device undirected graph, such that the sequential devices in one group do not have a timing constraint relationship with the sequential devices in another group. The ASIC design method improved by using this method will reduce the design cycle from weeks to days, and enable designer to quickly plan the clock tree, thus reducing the design time and improving the design efficiency.
    • 本发明公开了一种用于ASIC的时钟树规划方法和系统,所述方法包括:确定所述ASIC的网表和定时约束文件; 根据网表中的顺序设备的连接关系和时序约束文件中的顺序设备的时序约束关系,为网表中的顺序设备创建顺序设备无向图; 根据顺序设备无向图对网表中的顺序设备进行分组,使得一组中的顺序设备不具有与另一组中的顺序设备的时序约束关系。 通过使用这种方法改进的ASIC设计方法可以将设计周期从几周缩短到几天,使设计人员能够快速规划时钟树,从而缩短设计时间,提高设计效率。
    • 88. 发明授权
    • Multi-mode dimming circuit
    • 多模式调光电路
    • US08604710B2
    • 2013-12-10
    • US13224893
    • 2011-09-02
    • Bo YuYuancheng RenLei DuNaixing KuangZhijiang Yang
    • Bo YuYuancheng RenLei DuNaixing KuangZhijiang Yang
    • H05B37/02
    • H05B33/0845H05B33/0815H05B41/3927Y02B20/346
    • The present disclosure discloses a multi-mode dimming circuit configurable to operate in a first dimming mode, a second dimming mode and a third dimming mode. The present disclosure also discloses separate dimming circuits for respectively realize the three dimming modes. In one embodiment the multi-mode dimming circuit may comprise a first input terminal, a second input terminal, a third input terminal, an output terminal, a resistive device, an oscillation circuit and a pulse width modulation (PWM) circuit. Users may flexibly configure the multi-mode dimming circuit to operate in one of the three different dimming modes by varying the external devices and/or signals coupled to each of the first, second and third input terminals.
    • 本公开公开了一种多模式调光电路,其可配置为在第一调光模式,第二调光模式和第三调光模式中操作。 本公开还公开了用于分别实现三个调光模式的单独的调光电路。 在一个实施例中,多模式调光电路可以包括第一输入端,第二输入端,第三输入端,输出端,电阻器件,振荡电路和脉冲宽度调制(PWM)电路。 用户可以通过改变耦合到第一,第二和第三输入端子中的每一个的外部设备和/或信号来灵活地将多模式调光电路配置为以三种不同的调光模式之一工作。
    • 90. 发明授权
    • Efficient information exchange between encountering vehicles using approximate knowledge via hash functions
    • 通过哈希函数使用近似知识遇到车辆之间的有效信息交换
    • US08510324B2
    • 2013-08-13
    • US13017090
    • 2011-01-31
    • Fan BaiBo YuDonald K. Grimm
    • Fan BaiBo YuDonald K. Grimm
    • G06F17/00G06F17/30G06F7/00G06F19/00H04N7/18
    • G06F17/30G06F7/00G08G1/163
    • A method is provided for efficiently transferring records related to places of interest between two communicating vehicles in a V2V system without initially having to transfer full text records. A determination is made as to whether information stored in a memory of the vehicle is redundant with the respect to the other vehicle. A query request is transmitted from a first vehicle to a second vehicle containing specifics as to what records the first vehicle is seeking. Data satisfying the query request represented by global unique index numbers is hashed to determine the similarity between the data of the two communicating vehicles. The similarity is used to determine whether a full filtered set of global unique index numbers should be transferred to the second vehicle for determining which records are not duplicate records. Thereafter, the second vehicle wirelessly transmits to the first vehicle the non-overlapping data that satisfies the query request.
    • 提供了一种用于在V2V系统中有效地传送与两个通信车辆之间的兴趣点相关的记录而不首先必须传送全文记录的方法。 确定存储在车辆的存储器中的信息是否相对于另一车辆是冗余的。 查询请求从第一车辆发送到第二车辆,该第二车辆包含关于第一车辆在寻找什么记录的细节。 满足由全局唯一索引号表示的查询请求的数据被散列以确定两个通信车辆的数据之间的相似性。 相似性用于确定是否应将完整过滤的全局唯一索引号码集合传送到第二车辆,以确定哪些记录不是重复记录。 此后,第二车辆向第一车辆无线地发送满足查询请求的非重叠数据。