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    • 3. 发明授权
    • Light emitting element driving circuit
    • 发光元件驱动电路
    • US08981666B2
    • 2015-03-17
    • US13177420
    • 2011-07-06
    • Bo YuYuancheng RenLei DuNaixing KuangZhijiang Yang
    • Bo YuYuancheng RenLei DuNaixing KuangZhijiang Yang
    • H05B37/02H05B33/08G09G3/34
    • H05B33/0827G09G3/3406G09G2330/08Y02B20/341
    • The present disclosure discloses a light emitting element driving circuit. In one embodiment the light emitting element driving circuit may comprise a power conversion circuit and a current balancing circuit. In other embodiment the light emitting element driving circuit may further comprise other modules integrated and interacting with the power conversion circuit and the current balancing circuit, such as fault detection and protection circuits, status indication circuits and phase-shift PWM dimming circuits. In other embodiment, the present disclosure further discloses a current balancing circuit. In other embodiment, the present disclosure further discloses a fault detection and protection circuit. In still other embodiment, the present disclosure further discloses a phase-shift PWM dimming circuit.
    • 本公开公开了一种发光元件驱动电路。 在一个实施例中,发光元件驱动电路可以包括功率转换电路和电流平衡电路。 在另一个实施例中,发光元件驱动电路还可以包括与功率转换电路和电流平衡电路集成并相互作用的其他模块,例如故障检测和保护电路,状态指示电路和相移PWM调光电路。 在另一实施例中,本公开还公开了一种电流平衡电路。 在其他实施例中,本公开还公开了一种故障检测和保护电路。 在另外的实施例中,本公开还公开了一种相移PWM调光电路。
    • 5. 发明授权
    • Method and apparatus for enabling vehicle applications using heterogeneous wireless data pipes
    • 使用异构无线数据管道实现车辆应用的方法和装置
    • US08731577B2
    • 2014-05-20
    • US13585676
    • 2012-08-14
    • Fan BaiDonald K. GrimmMassimo OsellaBo YuDavid P. PopJohn J. Correia
    • Fan BaiDonald K. GrimmMassimo OsellaBo YuDavid P. PopJohn J. Correia
    • H04W72/00
    • H04W48/18
    • A method for determining which of a plurality of data connectivity pipes will be used to transmit data for one or more applications operating on a vehicle. The method identifies which of the applications are active at a particular point in time and identifies a number of available configurations based on the number of applications that are active and the number of the data pipes that are available to transmit the data for the application. The method identifies a plurality of performance metrics for each configuration and determines an optimal performance value for each performance metric from all of the configurations. The method then determines an overall utility function for each configuration that is based on its performance metrics and the optimal performance value and selects a data pipe for each application that is active based on a maximum overall utility function from each application's available overall utility functions.
    • 一种用于确定多个数据连接管道中的哪一个将用于传输在车辆上操作的一个或多个应用的​​数据的方法。 该方法识别哪些应用程序在特定时间点处于活动状态,并且基于活动的应用程序的数量和可用于传送应用程序的数据的数据管道的数量来识别可用配置的数量。 该方法识别每个配置的多个性能度量,并且从所有配置确定针对每个性能度量的最佳性能值。 该方法然后根据其性能指标和最佳性能值确定每个配置的整体效用函数,并根据每个应用程序的可用整体效用函数的最大整体效用函数为每个应用程序选择一个数据管道。
    • 9. 发明申请
    • MEDIUM VOLTAGE VARIABLE FREQUENCY DRIVING SYSTEM
    • 中等电压可变频率驱动系统
    • US20130063070A1
    • 2013-03-14
    • US13293757
    • 2011-11-10
    • Yi ZhangWei ChenBo-Yu Pu
    • Yi ZhangWei ChenBo-Yu Pu
    • H02P27/04H02P27/08H02P23/00
    • H02P27/14H02M5/4585H02M7/487
    • The present invention provides a medium voltage variable frequency driving system, including a three-phase switch-mode rectification module, a multilevel inverter and a high-capacity capacitor module. The three-phase switch-mode rectification module is coupled with a three-phase electrical grid, for converting an AC voltage input with a fixed operating frequency on the three-phase electrical grid into a DC voltage. The multilevel inverter is used for converting the DC voltage into an AC voltage with a required variable frequency, so as to drive an induction motor. The high-capacity capacitor module is coupled between the three-phase switch-mode rectification module and the multilevel inverter, for temporarily storing the DC voltage. In the present invention, a three-phase switch-mode rectification technology is used at the front-end rectifier, and a diode-clamped three-level inverter is adapted correspondingly at the rear-end inverter.
    • 本发明提供一种中压变频驱动系统,包括三相开关模式整流模块,多电平逆变器和大容量电容模块。 三相开关模式整流模块与三相电网耦合,用于将三相电网上固定工作频率的交流电压输入转换成直流电压。 多电平逆变器用于将直流电压转换成具有所需可变频率的交流电压,以驱动感应电动机。 高容量电容器模块耦合在三相开关模式整流模块和多电平逆变器之间,用于暂时存储直流电压。 在本发明中,前端整流器采用三相开关模式整流技术,二相钳位三电平逆变器适用于后端逆变器。
    • 10. 发明申请
    • Clock Tree Planning for an ASIC
    • 时钟树规划ASIC
    • US20120304136A1
    • 2012-11-29
    • 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。