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    • 82. 发明授权
    • Power conversion device
    • 电源转换装置
    • US09203325B2
    • 2015-12-01
    • US14342858
    • 2012-09-06
    • Masao SaitoTakamasa NakamuraKouji YamamotoJunichi ItohYoshiya Ohnuma
    • Masao SaitoTakamasa NakamuraKouji YamamotoJunichi ItohYoshiya Ohnuma
    • H02M5/458H02M5/293H02M7/217
    • H02M5/458H02M5/293H02M7/217
    • An electric power conversion device comprises a conversion circuit having bi-directionally switchable plural pairs of switching elements connected to respective phases and converting an inputted AC power into an AC electric power. A first switching time is calculated using detected voltages detected by voltage sensors and an output command value. A second switching time is calculated using a carrier and the first switching time. A control signal generating section generates control signals to switch on and off of the switching elements using the first switching time and second switching time. In a case where a state is transited from the first switching time to the second switching time, a controller turns off one of on a state switching elements of either one of an upper arm circuit or a lower arm circuit and maintains on state of the other of the on state switching elements of the other arm circuit.
    • 电力转换装置包括具有双向可切换的多对开关元件的转换电路,其连接到各相,并将输入的AC电力转换成AC电力。 使用由电压传感器检测的检测电压和输出指令值来计算第一切换时间。 使用载波和第一切换时间计算第二切换时间。 控制信号生成部使用第一切换时间和第二切换时间来生成开关元件的接通和断开的控制信号。 在状态从第一切换时间转移到第二切换时间的情况下,控制器关闭上臂电路或下臂电路中的任一个的状态切换元件中的一个,并保持其他状态 的另一臂电路的导通状态开关元件。
    • 90. 发明申请
    • WIRING BOARD RECEIVING PLATE, AND DEVICE AND METHOD FOR CONNECTION OF WIRING BOARD USING THE SAME
    • 接线板接线板,以及用于连接使用该接线板的接线板的设备和方法
    • US20100251541A1
    • 2010-10-07
    • US12734285
    • 2008-09-04
    • Masao Saito
    • Masao Saito
    • H05K3/36
    • H05K3/361H05K3/323H05K2203/0173H05K2203/0195H05K2203/0278Y10T29/49126Y10T29/4913Y10T29/49144Y10T29/5317
    • Connection with an ACF is realized relative to a wiring board having an electronic component mounted on the rear surface thereof with high connection reliability and uniform thermal compression bonding. A thermal compression bonding head 12 is used to apply pressure to flexible printed circuit boards 4 and 5 relative to a motherboard substrate 1 having an electronic component 6 mounted thereon and heat an anisotropic conductive film, thereby connecting the motherboard substrate 1 with the ACF to the flexible printed circuit boards 4 and 5 that are connecting members. At this time, in a state in which a receiving plate 13 made of an elastic material, such as silicone rubber, and provided at a mounting position of the electronic component 6 of the motherboard substrate 1 with a concave portion 13a corresponding in shape to the electronic component 6 supports thereon the rear surface of the motherboard substrate 1, the thermal compression bonding is performed.
    • 与ACF的连接相对于具有安装在其后表面上的电子部件的布线板实现,具有高连接可靠性和均匀的热压接合。 使用热压接头12相对于具有安装在其上的电子部件6的母板基板1对柔性印刷电路板4和5施加压力,并加热各向异性导电膜,从而将母板基板1与ACF连接到 作为连接构件的柔性印刷电路板4和5。 此时,在由主体基板1的电子部件6的安装位置设置有由弹性材料制成的接收板13,例如硅橡胶的状态下,在主板基板1的电子部件6的安装位置, 电子部件6在其上支撑母板基板1的背面,进行热压接。