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    • 23. 发明授权
    • Transmission mechanism with intermittent output movement
    • 具有间歇输出运动的传动机构
    • US08308596B2
    • 2012-11-13
    • US12606774
    • 2009-10-27
    • Der-Min TsayHsin-Pao ChenHsien-Wen HsuChih-Wei Huang
    • Der-Min TsayHsin-Pao ChenHsien-Wen HsuChih-Wei Huang
    • F16H35/02F16H37/12
    • F16H37/12F16H35/02Y10T74/19186
    • A transmission mechanism with intermittent output movement includes an output shaft rotatably mounted to first and second cams and a sun gear mounted to the output shaft. A first rocker includes a first planet gear meshed with the sun gear and first and second rollers rotatably mounted on opposite sides of the first planet gear and respectively in contact with the first and second cams. A second rocker includes a second planet gear meshed with the sun gear. An end of a first connecting rod is mounted to the first rocker. An end of a second connecting rod is mounted to the second rocker. Two ends of a link are rotatably mounted to the other ends of the first and second connecting rods. A planet gear carrier is mounted to an input shaft coaxial to the input shaft and includes an end rotatably mounted to the first rocker.
    • 具有间歇输出运动的传动机构包括可旋转地安装到第一和第二凸轮的输出轴和安装到输出轴的太阳齿轮。 第一摇杆包括与太阳齿轮啮合的第一行星齿轮和可旋转地安装在第一行星齿轮的相对侧上且分别与第一和第二凸轮接触的第一和第二辊。 第二摇臂包括与太阳齿轮啮合的第二行星齿轮。 第一连杆的端部安装在第一摇臂上。 第二连杆的端部安装在第二摇臂上。 连杆的两端可旋转地安装在第一和第二连杆的另一端上。 行星齿轮架被安装到与输入轴同轴的输入轴上,并包括可旋转地安装到第一摇杆上的端部。
    • 25. 发明授权
    • System and method for preventing read margin degradation for a memory array
    • 用于防止存储器阵列的读取容限劣化的系统和方法
    • US07262999B2
    • 2007-08-28
    • US10997114
    • 2004-11-24
    • Jian-Yuan ShenHsien-Wen HsuChi-Ling Chu
    • Jian-Yuan ShenHsien-Wen HsuChi-Ling Chu
    • G11C16/06G11C16/04
    • G11C16/349G11C16/0475
    • An ultra cycling nitride read only memory (NROM) device is coupled to a NROM array such that both bits of the ultra cycling NROM device will be erased when all NROM devices of the NROM array are erased. The ultra cycling NROM device is then programmed at its right bit. A threshold voltage difference will be obtained for the ultra cycling NROM device for the un-programmed left bit. Next, a cycling number is obtained based on the threshold voltage difference for the ultra cycling NROM device. A threshold voltage shift can be found based on the cycling number for the NROM array. Finally, an erase voltage will be calculated according to the threshold voltage shift for the NROM array. If the NROM array is programmed again, the erase voltage will be applied to un-programmed NROM devices of the NROM array to further reduce the threshold voltages.
    • 超循环氮化物只读存储器(NROM)器件耦合到NROM阵列,使得当NROM阵列的所有NROM器件被擦除时,超循环NROM器件的两个位将被擦除。 然后在其右侧编程超循环NROM设备。 对于非编程左位的超循环NROM器件,将获得阈值电压差。 接下来,基于超循环NROM装置的阈值电压差来获得循环次数。 可以基于NROM阵列的循环次数找到阈值电压偏移。 最后,将根据NROM阵列的阈值电压偏移计算擦除电压。 如果NROM阵列再次被编程,则擦除电压将被施加到NROM阵列的未编程的NROM器件,以进一步降低阈值电压。
    • 28. 发明授权
    • Apparatus and method for detecting lock error in sensorless motor
    • 无传感器电机锁定误差检测装置及方法
    • US08310190B2
    • 2012-11-13
    • US12843845
    • 2010-07-26
    • Hsien-Wen Hsu
    • Hsien-Wen Hsu
    • H02P6/00
    • H02P29/0241
    • An apparatus and a method for detecting a lock error in a sensorless motor are disclosed, where the apparatus includes a multiplexer, a negative booster, a comparator and a timer. The multiplexer can receive a coil voltage from the sensorless motor. The negative booster can receive a neutralizing voltage from the sensorless motor and drop the neutralizing voltage. The comparator can compare the coil voltage with the dropped neutralizing voltage for outputting a zero-crossing signal. The timer can count time duration during the zero-crossing signal maintained at the a logic level and determine the lock error in the sensorless motor when the time duration exceeds a predetermined period.
    • 公开了一种用于检测无传感器电动机中的锁定错误的装置和方法,其中该装置包括多路复用器,负增强器,比较器和定时器。 多路复用器可以从无传感器电机接收线圈电压。 负增强器可以从无传感器电机接收中和电压并降低中和电压。 比较器可以将线圈电压与降低的中和电压进行比较,以输出过零信号。 定时器可以计算保持在逻辑电平的过零信号期间的持续时间,并且当持续时间超过预定周期时,确定无传感器电动机中的锁定错误。