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    • 1. 发明申请
    • DRIVING CIRCUIT AND LIQUID CRYSTAL DISPLAY USING THE SAME
    • 驱动电路和使用其的液晶显示器
    • US20130009926A1
    • 2013-01-10
    • US13234097
    • 2011-09-15
    • QI-LONG YUJUN ZHANGJUN-WEI ZHANGCHIA-HUNG CHIENTSUNG-JEN CHUANGSHIH-FANG WONG
    • QI-LONG YUJUN ZHANGJUN-WEI ZHANGCHIA-HUNG CHIENTSUNG-JEN CHUANGSHIH-FANG WONG
    • G09G3/36G09G5/00
    • G09G3/18G09G2310/0264
    • A driving circuit for driving an LCD includes a common electrode, a number of pixel electrodes, a peripheral circuit, and a processing unit including a first input/output (I/O) port, a second I/O port; and a number of third I/O ports. The first I/O port and the second I/O ports are connected to the common electrode via the peripheral circuit, and each third I/O port is connected to a different pixel electrode. The processing unit controls the first I/O port, the second I/O port, and the third I/O ports to output a first or second voltage according to a display signal, thus the pixel electrodes are at the first or the second voltage accordingly, the common electrode is at a voltage in a range between the second voltage and the first voltage in receiving the voltage output by the peripheral circuit, thus driving the LCD to display an image.
    • 用于驱动LCD的驱动电路包括公共电极,多个像素电极,外围电路和包括第一输入/输出(I / O)端口,第二I / O端口的处理单元; 和多个第三个I / O端口。 第一个I / O端口和第二个I / O端口通过外围电路连接到公共电极,并且每个第三个I / O端口连接到不同的像素电极。 处理单元控制第一I / O端口,第二I / O端口和第三I / O端口,以根据显示信号输出第一或第二电压,因此像素电极处于第一或第二电压 因此,在接收由外围电路输出的电压时,公共电极处于第二电压和第一电压之间的范围内的电压,从而驱动LCD显示图像。
    • 4. 发明申请
    • SENSING CIRCUIT
    • 感应电路
    • US20130018601A1
    • 2013-01-17
    • US13304373
    • 2011-11-24
    • JUN-WEI ZHANGTSUNG-JEN CHUANGSHIH-FANG WONGJUN ZHANGQI-LONG YUYANG XIN
    • JUN-WEI ZHANGTSUNG-JEN CHUANGSHIH-FANG WONGJUN ZHANGQI-LONG YUYANG XIN
    • G06F19/00G01L1/00
    • G06F3/0416G06F3/042
    • A sensing circuit includes a plurality of sensors, a controller, a multiway switch, a linear optocoupler, and a logical control unit. The plurality of sensors are capable of measuring physical quantity, and each of the plurality of sensors is capable of generating a sensing signal in accordance with the physical quantity. The controller is capable of receiving and analyzing the sensing signals, and transforming the sensing signals into sensing events. The multiway switch is capable of selectively connecting one of the plurality of sensors to the controller. The linear optocoupler is connected between the plurality of sensors and the controller. The logical control unit is capable of controlling the multiway switch to selectively connect one of the plurality of sensors to the optocoupler, and generating a control signal to the controller, wherein the control signal indicating the one of the plurality of sensors connected to the controller.
    • 感测电路包括多个传感器,控制器,多路开关,线性光耦合器和逻辑控制单元。 多个传感器能够测量物理量,并且多个传感器中的每一个能够根据物理量产生感测信号。 控制器能够接收和分析感测信号,并将感测信号转换成感测事件。 多路开关能够将多个传感器中的一个选择性地连接到控制器。 线性光耦合器连接在多个传感器和控制器之间。 逻辑控制单元能够控制多路开关以选择性地将多个传感器中的一个连接到光耦合器,并且向控制器产生控制信号,其中指示连接到控制器的多个传感器中的一个传感器的控制信号。
    • 9. 发明申请
    • ELECTRONIC LOAD FOR TESTING VOLTAGE STABILITY
    • 用于测试电压稳定性的电子负载
    • US20130308240A1
    • 2013-11-21
    • US13541662
    • 2012-07-04
    • QI-LONG YUTSUNG-JEN CHUANGJUN ZHANGJUN-WEI ZHANG
    • QI-LONG YUTSUNG-JEN CHUANGJUN ZHANGJUN-WEI ZHANG
    • G01R21/07H02H5/04
    • G01R31/40
    • An electronic load for testing stability of a power voltage of a power source under test (PSUT) includes a voltage supply device, a field effect transistor (FET), an amplification circuit, and a current sampling resistor. The amplification circuit includes a first input, a second input, and an output. The voltage supply device is connected to the first input. The second input is connected to a source electrode of the FET. The output is connected to a gate electrode of the FET. A drain electrode of the FET is connected to the PSUT. One end of the current sampling resistor is grounded, and the other end of the current sampling resistor is connected to the source electrode of the FET and the second input. The voltage supply device outputs a control voltage. The amplification circuit amplifies the control voltage and drives the FET using the amplified control voltage.
    • 用于测试被测电源(PSUT)的电源电压的稳定性的电子负载包括电压供应装置,场效应晶体管(FET),放大电路和电流采样电阻器。 放大电路包括第一输入,第二输入和输出。 电源装置连接到第一输入。 第二输入端连接到FET的源电极。 输出端连接到FET的栅电极。 FET的漏电极连接到PSUT。 电流采样电阻的一端接地,电流采样电阻的另一端连接到FET的源极和第二个输入端。 电压供给装置输出控制电压。 放大电路放大控制电压,并使用放大的控制电压驱动FET。