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    • 1. 发明授权
    • Driving circuit and liquid crystal display using the same
    • 驱动电路和液晶显示器使用相同
    • US08599180B2
    • 2013-12-03
    • 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
    • G09G5/00
    • 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。
    • 2. 发明授权
    • Power supply
    • 电源
    • US07714568B2
    • 2010-05-11
    • US11952142
    • 2007-12-07
    • Shih-Fang WongTsung-Jen ChuangJun ZhangJun-Wei Zhang
    • Shih-Fang WongTsung-Jen ChuangJun ZhangJun-Wei Zhang
    • G01R7/00
    • G01R31/40G01R15/125G01R31/2808
    • A power supply is for receiving an AC voltage and outputting a DC voltage and an output current to an electronic device. The power supply includes an input module, an output module, a measuring interface, a measuring interface, and a switch module. The input module is for receiving the AC voltage. The output module is for outputting the DC voltage and the output current to the electronic device. The measuring interface is for electrically contacting with a part of the electronic device. The measuring module is for measuring the DC voltage, the output current, and a voltage and a current of the part of the electronic device. The switch module is for choosing one of the output module and the measuring interface to be electrically connected to the measuring module.
    • 电源用于接收交流电压并向电子设备输出直流电压和输出电流。 电源包括输入模块,输出模块,测量接口,测量接口和开关模块。 输入模块用于接收交流电压。 输出模块用于向电子设备输出直流电压和输出电流。 测量接口用于与电子设备的一部分电接触。 测量模块用于测量电子设备的直流电压,输出电流以及电压和电流。 开关模块用于选择电气连接到测量模块的输出模块和测量接口之一。
    • 3. 发明授权
    • Sensing circuit
    • 感应电路
    • US09152269B2
    • 2015-10-06
    • 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
    • G01L19/02G01L19/12G01L19/14G06F3/00G06F3/041G06F3/042
    • 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. 发明授权
    • Resistance-measuring circuit and electronic device using the same
    • 电阻测量电路及使用该电路的电子装置
    • US08786296B2
    • 2014-07-22
    • US13278075
    • 2011-10-20
    • Qi-Long YuTsung-Jen ChuangJun ZhangJun-Wei ZhangShih-Fang WongJian-Jun Zhou
    • Qi-Long YuTsung-Jen ChuangJun ZhangJun-Wei ZhangShih-Fang WongJian-Jun Zhou
    • G01R27/08
    • G01R27/14G01D5/246
    • A resistance-measuring circuit includes a controller for outputting a PWM signal and further for adjusting the duty cycle of the PWM signal, and a sampling circuit for processing the PWM signal and transmitting the processed PWM signal to the sensor. The sampling circuit samples the signal outputted from the sensor to generate a sampled signal with the voltage thereof changing according to any change in the duty cycle of the PWM signal, and further transmits the sampled signal to the controller. The controller obtains the real-time duty cycle of the PWM signal when the voltage of the sampled signal reaches a threshold voltage, and further calculates the exact resistance of the sensor according to the obtained real-time duty cycle of the PWM signal and the threshold voltage. An electronic device with the resistance-measuring circuit is also provided.
    • 电阻测量电路包括用于输出PWM信号并进一步用于调整PWM信号的占空比的控制器,以及用于处理PWM信号并将处理过的PWM信号传输到传感器的采样电路。 采样电路对从传感器输出的信号进行采样,根据PWM信号的占空比的任何变化,产生采样信号,其电压变化,并将采样信号发送到控制器。 当采样信号的电压达到阈值电压时,控制器获得PWM信号的实时占空比,并根据获得的PWM信号的实时占空比和阈值计算出传感器的精确电阻 电压。 还提供了具有电阻测量电路的电子设备。
    • 10. 发明授权
    • Electronic device with surge suppression circuit
    • 具有浪涌抑制电路的电子设备
    • US08520353B2
    • 2013-08-27
    • US13053222
    • 2011-03-22
    • Jun-Wei ZhangJun ZhangTsung-Jen ChuangShih-Fang Wong
    • Jun-Wei ZhangJun ZhangTsung-Jen ChuangShih-Fang Wong
    • H02H3/22
    • H02H9/046H02H9/025
    • An electronic device includes a power input pin receiving a voltage from an external power supply, a load, and a surge suppression circuit connected between the power input pin and the load. The surge suppression circuit includes a first transistor, a voltage divider circuit and a capacitor. The first transistor includes a control end, a first conductive end connected to the power input pin, and a second conductive end connected to the load. The voltage divider circuit includes a common node connected to the control end, one end of the voltage divider circuit connected between the first conductive end and the power input pin, and the other end of the voltage divider circuit connected to ground. One end of the capacitor is connected between the second conductive end and the load, and the other end of the capacitor is connected to the control end.
    • 电子设备包括电源输入引脚,其接收来自外部电源的电压,负载以及连接在电源输入引脚和负载之间的浪涌抑制电路。 浪涌抑制电路包括第一晶体管,分压器电路和电容器。 第一晶体管包括控制端,连接到电源输入引脚的第一导电端和连接到负载的第二导电端。 分压器电路包括连接到控制端的公共节点,分压电路的一端连接在第一导电端和电源输入引脚之间,分压器电路的另一端连接到地。 电容器的一端连接在第二导电端和负载之间,电容器的另一端连接到控制端。