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    • 1. 发明授权
    • Pixel driving circuit with threshold voltage compensation
    • 具有阈值电压补偿的像素驱动电路
    • US07616177B2
    • 2009-11-10
    • US11173820
    • 2005-07-01
    • Du-Zen PengShih-Feng Huang
    • Du-Zen PengShih-Feng Huang
    • G09G3/30
    • G09G3/3233G09G3/3266G09G2300/0819G09G2300/0842G09G2300/0861G09G2320/043G09G2330/02G09G2330/028
    • A pixel driving circuit with threshold voltage and EL power compensation. The pixel circuit includes a storage capacitor, a transferring circuit, a driving element, and a switching circuit. The transferring circuit transfers a data signal or a variable reference signal to a first node of the storage capacitor. The driving element has a first terminal coupled to a first fixed potential and a second terminal coupled to a second node of the storage capacitor. The switching circuit is coupled to a third terminal of the driving element and the second node of the storage capacitor. The switching circuit can be controlled to make the driving element diode-connected in one time period and allowing a driving current to be output to a display element in another time period.
    • 具有阈值电压和EL功率补偿的像素驱动电路。 像素电路包括存储电容器,转移电路,驱动元件和开关电路。 传送电路将数据信号或可变参考信号传送到存储电容器的第一节点。 驱动元件具有耦合到第一固定电位的第一端子和耦合到存储电容器的第二节点的第二端子。 开关电路耦合到驱动元件的第三端子和存储电容器的第二节点。 可以控制开关电路以使驱动元件在一个时间段内二极管连接,并且允许在另一时间段内将驱动电流输出到显示元件。
    • 3. 发明授权
    • Display system and pixel driving circuit thereof
    • 显示系统及其像素驱动电路
    • US08111216B2
    • 2012-02-07
    • US11954257
    • 2007-12-12
    • Chuan-Yi ChanPing-Lin LiuDu-Zen Peng
    • Chuan-Yi ChanPing-Lin LiuDu-Zen Peng
    • G09G3/30
    • G09G3/3233G09G2300/0819G09G2300/0842G09G2300/0861G09G2320/0223G09G2320/0233
    • A pixel driving circuit comprises a storage capacitor, a transistor, a transfer circuit, a driving element, and a switch circuit. The storage capacitor comprises first and second nodes. The transistor has a gate coupled to a discharge signal and is coupled between the first and second nodes. The discharge signal turns on the transistor in first and second discharge periods to discharge the storage capacitor. The transfer circuit outputs a data signal or a reference signal to the first node of the storage capacitor. The switch circuit is coupled to the driving element, a first display element and a second display element. The switch circuit can make the driving element diode-connected in first and second data load periods, and allow a driving current through a first display element in a first light-emitting period and a second display element in a second light-emitting period.
    • 像素驱动电路包括存储电容器,晶体管,传输电路,驱动元件和开关电路。 存储电容器包括第一和第二节点。 晶体管具有耦合到放电信号的栅极,并耦合在第一和第二节点之间。 放电信号在第一和第二放电周期中导通晶体管,以放电存储电容器。 传送电路将数据信号或参考信号输出到存储电容器的第一节点。 开关电路耦合到驱动元件,第一显示元件和第二显示元件。 开关电路可以使驱动元件在第一和第二数据负载时段二极管连接,并且允许在第二发光周期中通过第一发光周期中的第一显示元件的驱动电流和第二显示元件的驱动电流。
    • 4. 发明授权
    • System for displaying image and driving display element method
    • 用于显示图像和驱动显示元素方法的系统
    • US07817120B2
    • 2010-10-19
    • US11801162
    • 2007-05-08
    • Du-Zen PengPing-Lin Liu
    • Du-Zen PengPing-Lin Liu
    • G09G3/30
    • G09G3/3233G09G2300/0819G09G2300/0842G09G2300/0861G09G2320/0223G09G2320/0233
    • A pixel driving circuit with threshold voltage and power supply voltage compensation. The pixel circuit includes a storage capacitor, a transistor, a transfer circuit, a driving element, and a switching circuit. The transistor has a gate coupled to a discharge signal and is coupled between a first node and a second node. The discharge signal directs the transistor to turn on and then discharges the storage capacitor in a first period. The transfer circuit transfers a data signal or a reference signal to a first node of the storage capacitor. The driving element has a first terminal coupled to a first voltage, a second terminal coupled to a second node of the storage capacitor and a third terminal outputting a driving current. The switching circuit is coupled between the driving element and a display element. The switching circuit can be controlled to diode-connect the driving element in a second period, allowing the driving current to be output to the display element in a third time period.
    • 具有阈值电压和电源电压补偿的像素驱动电路。 像素电路包括存储电容器,晶体管,传输电路,驱动元件和开关电路。 晶体管具有耦合到放电信号的栅极,并且耦合在第一节点和第二节点之间。 放电信号引导晶体管导通,然后在第一周期内放电存储电容器。 传送电路将数据信号或参考信号传送到存储电容器的第一节点。 驱动元件具有耦合到第一电压的第一端子,耦合到存储电容器的第二节点的第二端子和输出驱动电流的第三端子。 开关电路耦合在驱动元件和显示元件之间。 可以控制开关电路以在第二时间段内对驱动元件进行二极管连接,从而允许在第三时间段内将驱动电流输出到显示元件。
    • 6. 发明申请
    • Systems for displaying images involving display panels
    • 用于显示涉及显示面板的图像的系统
    • US20070236483A1
    • 2007-10-11
    • US11402588
    • 2006-04-11
    • Shih-Chang ChangDu-Zen Peng
    • Shih-Chang ChangDu-Zen Peng
    • G09G5/00
    • G09G3/02G09G2320/02G09G2360/142
    • Systems for displaying images are provided. A representative system comprises a display panel. The display panel comprises first, second and third signal lines, and first and second pixel areas. The first and second signal lines are extended straight along a first direction. The third signal line is extended straight along a second direction and interlaced with the first and second signal lines. The first pixel area is coupled to the first signal line, and the second pixel area is coupled to the second signal line and the first signal line and has a second driving area. A relative position of a first driving area in the first pixel area is different from that of a second driving area in the second pixel area and the first and second pixels display the same color.
    • 提供显示图像的系统。 代表性系统包括显示面板。 显示面板包括第一,第二和第三信号线以及第一和第二像素区域。 第一和第二信号线沿第一方向直线延伸。 第三信号线沿着第二方向直线延伸并且与第一和第二信号线交错。 第一像素区域耦合到第一信号线,并且第二像素区域耦合到第二信号线和第一信号线并且具有第二驱动区域。 第一像素区域中的第一驱动区域的相对位置与第二像素区域中的第二驱动区域的相对位置不同,并且第一和第二像素显示相同的颜色。