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    • 71. 发明授权
    • Bistable contactor drive circuit
    • 双稳态接触器驱动电路
    • US07859816B2
    • 2010-12-28
    • US11794846
    • 2006-01-06
    • Jie Huang
    • Jie Huang
    • H01H47/22
    • H01H47/226
    • A bistable contactor drive circuit includes a series branch comprising a first relay coil and a control signal source is connected to a power supply. A third normally closed contact and an eighth normally opened contact of the first relay are connected to a positive electrode of the power supply. A first normally opened contact and a sixth normally closed contact are connected to a negative electrode of the power supply, a second movable contact is connected to a positive electrode of the bistable contactor coil, and a seventh movable contact thereof is connected to a seventh movable contact of a second relay. A negative electrode of the bistable contactor coil is connected to a second movable contact of the second relay. Other connections in the circuit provide for operation of the bistable contactor drive circuit.
    • 双稳态接触器驱动电路包括由第一继电器线圈构成的串联支路,控制信号源与电源连接。 第一继电器的第三常闭触点和第八常开触点连接到电源的正极。 第一常开触点和第六常闭触点连接到电源的负极,第二可动触点连接到双稳态接触器线圈的正电极,第七可动触点连接到第七可动触头 接触第二个继电器。 双稳态接触器线圈的负极连接到第二继电器的第二可动触头。 电路中的其他连接提供双稳态接触器驱动电路的操作。
    • 73. 发明申请
    • Homochromatic and Color Display Assembly on an Electronic Device and Method for Operation Thereof
    • 电子设备上的同色和彩色显示组件及其操作方法
    • US20080284718A1
    • 2008-11-20
    • US12116335
    • 2008-05-07
    • Jie HuangWeng Woh Khor
    • Jie HuangWeng Woh Khor
    • G02F1/13357G09G3/36
    • G09G3/3611G09G3/3406G09G2330/021G09G2360/144
    • The present invention provides an electronic device (100) comprising a homochromatic liquid crystal display (155), a color liquid crystal display (165), and a backlight (175) having a light-pipe (220), the homochromatic liquid crystal display, the color liquid crystal display and the light-pipe being positioned in overlapping relation to each other, the light-pipe arranged to direct light (230d) through both the homochromatic liquid crystal display and the color liquid crystal display, a homochromatic liquid crystal display driver (150) arranged to generate an image on the homochromatic liquid crystal display in response to an image signal, a color liquid crystal display driver (160) arranged to generate an image on the color liquid crystal display in response to an image signal, a processor (103) arranged to receive a light control signal (LS1), and to forward an image signal to one of the homochromatic liquid crystal display driver or the color liquid crystal display driver dependent on the light control signal.
    • 本发明提供一种包括同色液晶显示器(155),彩色液晶显示器(165)和具有光管(220)的背光源(175)的电子设备(100),该同色液晶显示器, 所述彩色液晶显示器和所述光管彼此重叠定位,所述光管被布置成通过所述同色液晶显示器和所述彩色液晶显示器引导光(230d),所述同色液晶显示器 驱动器(150),被配置为响应于图像信号在所述同色液晶显示器上生成图像;彩色液晶显示驱动器(160),被布置为响应于图像信号在所述彩色液晶显示器上生成图像; 处理器(103),被配置为接收光控制信号(LS 1),并且将图像信号转发到同色液晶显示驱动器或彩色液晶分配器 驱动器依赖于光控信号。
    • 74. 发明申请
    • Bistable Contactor Drive Circuit
    • 双稳态接触器驱动电路
    • US20080204964A1
    • 2008-08-28
    • US11794846
    • 2006-01-06
    • Jie Huang
    • Jie Huang
    • H01H47/00
    • H01H47/226
    • A bistable contactor drive circuit is provided. A series branch comprising a first relay coil and a control signal source is connected to a power supply. A third normally closed contact and an eighth normally opened contact of the first relay are connected to a positive electrode of the power supply, a first normally opened contact and a sixth normally closed contact are connected to a negative electrode of the power supply, a second movable contact is connected to a positive electrode of the bistable contactor coil, and a seventh movable contact thereof is connected to a seventh movable contact of a second relay. A negative electrode of the bistable contactor coil is connected to a second movable contact of the second relay. A third normally closed contact of the second relay is connected to a cathode of a seventh diode, a sixth normally closed contact is connected to an anode of the seventh diode, a first normally opened contact is connected to an anode of an eighth diode, an eighth normally opened contact is connected to a cathode of the eighth diode. A sampling end of a delay circuit is connected to the seventh movable contact of the first relay, and an output end thereof is connected to one end of the second relay coil. The other end of the second relay coil is connected to the negative electrode of the power supply. The circuit according to the present invention has advantages of stable and reliable performance, simple circuit, low cost and no energy loss before and after the control process.
    • 提供双稳态接触器驱动电路。 包括第一继电器线圈和控制信号源的串联分支连接到电源。 第一继电器的第三常闭触点和第八常开触点连接到电源的正电极,第一常开触点和第六常闭触点连接到电源的负极,第二常闭触点 可动触点连接到双稳态接触器线圈的正电极,并且其第七可动触头连接到第二继电器的第七可动触头。 双稳态接触器线圈的负极连接到第二继电器的第二可动触头。 第二继电器的第三常闭触点连接到第七二极管的阴极,第六常闭触点连接到第七二极管的阳极,第一常开触点连接到第八二极管的阳极, 第八常开触点连接到第八二极管的阴极。 延迟电路的采样端连接到第一继电器的第七可动触点,其输出端连接到第二继电器线圈的一端。 第二继电器线圈的另一端连接到电源的负极。 根据本发明的电路在控制过程之前和之后具有性能稳定可靠,电路简单,成本低,无能量损失的优点。
    • 76. 发明申请
    • Variable rate RC calibration circuit with filter cut-off frequency programmability
    • 具有滤波器截止频率可编程性的可变速率RC校准电路
    • US20050118980A1
    • 2005-06-02
    • US10724415
    • 2003-12-01
    • Hung-Chuan PaiLiang DaiKevin WangJie Huang
    • Hung-Chuan PaiLiang DaiKevin WangJie Huang
    • H03F1/34H03F3/45H03H11/12H03H19/00H04B1/30H04B1/16
    • H03H11/1291H03F1/34H03F3/45475H03F3/45968H03F3/45977H03F2200/78H03F2203/45212H03F2203/45424H03F2203/45514H03H19/004H04B1/30
    • Two reference signals are applied to an RC calibration circuit, which utilizes programmable resistors and switched capacitor resistors in parallel at the inputs of a differential amplifier with feedback capacitors, for the first cycle and then the two reference signals are swapped for the successive cycle. The circuit inherent DC offset is cancelled by these two successive cycles. The time duration when the difference of the differential amplifier outputs in the calibration circuit starts to reverse ramping direction and the time when the difference crosses zero is counted in terms of reference clock cycles by a binary counter. The binary count is used to select the capacitance of the capacitor arrays in an RC filter for time constant calibration. This calibration circuit provides the flexibility for various reference clock rates by adjusting the programmable resistors. By tuning the same programmable resistors, this calibration circuit in addition provides the capability to changing the cut-off frequency of an RC filter circuit to another predetermined value.
    • 两个参考信号被施加到RC校准电路,其在具有反馈电容器的差分放大器的输入端并联使用可编程电阻器和开关电容器电阻器,用于第一周期,然后两个参考信号被交换为连续循环。 电路固有的直流偏移由这两个连续的周期消除。 当校准电路中的差分放大器输出的差开始反向斜坡方向和差异跨越零的时间时,通过二进制计数器来计算参考时钟周期的持续时间。 二进制计数用于选择RC滤波器中电容器阵列的电容进行时间常数校准。 该校准电路通过调整可编程电阻器为各种参考时钟速率提供了灵活性。 通过调谐相同的可编程电阻器,该校准电路另外提供了将RC滤波器电路的截止频率改变到另一个预定值的能力。