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    • 4. 发明授权
    • Active matrix light emitting device display and drive method thereof
    • 有源矩阵发光器件的显示及其驱动方法
    • US07589706B2
    • 2009-09-15
    • US11162270
    • 2005-09-04
    • Chen-Jean Chou
    • Chen-Jean Chou
    • G09G3/36
    • G09G3/3233G09G2300/0842
    • Drive method and pixel circuits comprising a direct current path between a scan electrode and a data electrode are disclosed. Preferred embodiments of said pixel circuit are provided for the application to convert current signal received from a data electrode to voltage signal for current-control drive. In such preferred embodiments, light emitting device displays are operated in current-control mode without being influenced by variations in threshold voltage of transistor and forward voltage of light emitting element. Further extension and applications are described. Preferred embodiments leading to three-transistor solution of such operation are disclosed.
    • 公开了包括扫描电极和数据电极之间的直流路径的驱动方法和像素电路。 提供所述像素电路的优选实施例用于将从数据电极接收的电流信号转换为用于电流控制驱动的电压信号。 在这样的优选实施例中,发光器件显示器以电流控制模式工作,而不受晶体管的阈值电压和发光元件的正向电压的变化的影响。 描述进一步的扩展和应用。 公开了导致这种操作的三晶体管解决方案的优选实施例。
    • 6. 发明授权
    • Interferometric modulator with internal polarization and drive method
    • 具有内极化和驱动方式的干涉调制器
    • US07460292B2
    • 2008-12-02
    • US11145416
    • 2005-06-03
    • Chen-Jean Chou
    • Chen-Jean Chou
    • G02B26/00
    • G02B26/001B81B3/0035
    • A method of creating an internal dipole moment in an interferometric light modulating device is disclosed. In certain embodiments, the method includes applying heat and an electrical field to a dielectric layer of an interferometric light modulating device. Before this method, the dielectric layer has mobile charges or includes random dipoles. After this method, however, those random dipoles are substantially aligned, thereby inducing a fixed dipole moment in the dielectric layer. The electric field creates the dipole moment in the dielectric layer and the heat helps increase the speed of the process by supplying additional activation energy. Having a dielectric layer with an induced dipole moment provides an internal voltage source that provides at least a portion of the voltage required to operate the interferometric light modulating device. The induced dipole moment also reduces the possibility of an uncontrolled shift of charge within the device during operation.
    • 公开了一种在干涉光调制装置中产生内部偶极矩的方法。 在某些实施例中,该方法包括将热和电场施加到干涉光调制装置的电介质层。 在该方法之前,介电层具有移动电荷或包括随机偶极子。 然而,在该方法之后,这些随机偶极子基本上对准,从而在电介质层中引起固定的偶极矩。 电场在电介质层中产生偶极矩,并且通过提供额外的激活能量,热量有助于提高工艺的速度。 具有感应偶极矩的电介质层提供内部电压源,其提供操作干涉光调制装置所需的电压的至少一部分。 感应偶极矩也降低了在操作期间装置内的电荷不受控制地移动的可能性。
    • 7. 发明申请
    • Active Matrix Light Emitting Device Display and Drive Method Thereof
    • 有源矩阵发光装置显示及其驱动方法
    • US20060050040A1
    • 2006-03-09
    • US11162270
    • 2005-09-04
    • Chen-Jean Chou
    • Chen-Jean Chou
    • G09G3/36
    • G09G3/3233G09G2300/0842
    • Drive method and pixel circuits comprising a direct current path between a scan electrode and a data electrode are disclosed. Preferred embodiments of said pixel circuit are provided for the application to convert current signal received from a data electrode to voltage signal for current-control drive. In such preferred embodiments, light emitting device displays are operated in current-control mode without being influenced by variations in threshold voltage of transistor and forward voltage of light emitting element. Further extension and applications are described. Preferred embodiments leading to three-transistor solution of such operation are disclosed.
    • 公开了包括扫描电极和数据电极之间的直流路径的驱动方法和像素电路。 提供所述像素电路的优选实施例用于将从数据电极接收的电流信号转换为用于电流控制驱动的电压信号。 在这样的优选实施例中,发光器件显示器以电流控制模式工作,而不受晶体管的阈值电压和发光元件的正向电压的变化的影响。 描述进一步的扩展和应用。 公开了导致这种操作的三晶体管解决方案的优选实施例。