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    • 28. 发明授权
    • Shared memory burst communications
    • 共享内存突发通信
    • US08230180B2
    • 2012-07-24
    • US12336039
    • 2008-12-16
    • Young Lak KimIm Bum OhKyoung Heon JeongYoung Eun ParkChul Min JoSang Hyun Lee
    • Young Lak KimIm Bum OhKyoung Heon JeongYoung Eun ParkChul Min JoSang Hyun Lee
    • G06F12/00
    • G06F9/544G06F9/526
    • A method and apparatus are provided for sharing multipath-accessible memory between a plurality of processors, the method including connecting the plurality of processors in read/write communication to a same shared memory region; connecting the plurality of processors in read communication to a same semaphore area; selectably connecting one of the plurality of processors in write communication to the same semaphore area; exchanging shared memory access command messages between two processors for negotiating access to the same shared memory region; and storing protected variables indicative of the currently negotiated access to the same shared memory region in the same semaphore area, wherein the shared memory region has a channel relative to each processor, each channel having at least one buffer disposed for transferring a plurality of data packets in a burst mode.
    • 提供了一种用于在多个处理器之间共享多路径可存储存储器的方法和装置,所述方法包括将读/写通信中的多个处理器连接到相同的共享存储区域; 将读取通信中的多个处理器连接到相同的信号量区域; 将写入通信中的多个处理器中的一个可选地连接到同一信号量区域; 在两个处理器之间交换共享存储器访问命令消息以协商访问相同的共享存储器区域; 以及将指示当前协商的访问的保护变量存储在相同信号量区域中的相同共享存储器区域,其中所述共享存储器区域具有相对于每个处理器的信道,每个信道具有设置用于传送多个数据分组的至少一个缓冲器 在突发模式下。
    • 30. 发明授权
    • Digital controlled electronic ballast with piezoelectric transformer
    • 带压电变压器的数字控制电子镇流器
    • US06509699B2
    • 2003-01-21
    • US09878242
    • 2001-06-12
    • Jong Soo KimSang Hyun LeeJong Sun KimChoong Sik YooJong Man Jung
    • Jong Soo KimSang Hyun LeeJong Sun KimChoong Sik YooJong Man Jung
    • G05F100
    • H05B41/2822
    • A digitally controlled electronic ballast with a piezoelectric transformer automatically controls the brightness of a lamp in a digital frequency modulation manner. The ballast power a rectifier for rectifying an input low-frequency AC voltage to obtain a DC voltage, a power factor improving circuit for maintaining the level of the DC voltage output from the rectifier constant, an inverter for performing a switching operation, a resonance circuit for transferring a high-frequency AC voltage output from the inverter to the lamp. The resonance circuit includes a coil and a high-power piezoelectric transformer. A digital controller is provided for modulating a frequency controlling a switching period of the inverter when the lamp is turned off/off. The piezoelectric transformer is made of a composition expressed by Pb1-aSra[(Ni½W½)b(Mn⅓Nb⅔)c(Zr1-xTix)1-b-c]O3+kPbO.
    • 具有压电变压器的数字控制电子镇流器以数字频率调制方式自动控制灯的亮度。 镇流器用于整流输入低频AC电压以获得DC电压的整流器,用于维持从整流器输出的DC电压的电平恒定的功率因数改善电路,用于执行开关操作的逆变器,谐振电路 用于将从逆变器输出的高频AC电压传送到灯。 谐振电路包括线圈和大功率压电变压器。 提供数字控制器,用于在灯关闭/关闭时调制控制逆变器的开关周期的频率。 压电变压器由表示的组成构成