会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 72. 发明申请
    • Optoelectronic Device
    • 光电器件
    • US20110309755A1
    • 2011-12-22
    • US13141079
    • 2009-12-14
    • Ralph WirthMarkus Klein
    • Ralph WirthMarkus Klein
    • H05B37/02
    • H05B33/0869H05B33/0872
    • An optoelectronic device for emitting mixed light in a first and a different second wavelength range comprises a first or second semiconductor light source (1, 2) with a first or second light-emitting diode (11, 21), which emits light with a first or second characteristic wavelength in the first or second wavelength range and with a first or second intensity on application of a first or second current (41, 42), an optical sensor (3) for converting of a part (110, 510) of the light emitted in each case by the semiconductor light sources (1, 2) into a first or second sensor signal (341, 342), and a feedback controller (4) for feedback control of the first and second current (41, 42) as a function of the first and second sensor signal (341, 342), wherein the characteristic wavelengths and intensities of the light emitted in each case by the first and second semiconductor light sources (1, 2) exhibit a first or different second temperature and/or current and/or ageing dependency (931, 932, 941, 942), the optical sensor (3) exhibits a first or second wavelength-dependent sensitivity in the first or second wavelength range, which sensitivities are adapted to the first and second temperature dependencies (931, 932, 941, 942), and the feedback controller (4) controls the first and second currents (41, 42) in such a way that the first sensor signal (341) exhibits a given ratio to the second sensor signal (342).
    • 用于发射第一和第二波长范围的混合光的光电子器件包括具有第一或第二发光二极管(11,21)的第一或第二半导体光源(1,2),其发射具有第一和第二 或第二特征波长在第一或第二波长范围内并且在施加第一或第二电流(41,42)时具有第一或第二强度,光学传感器(3)用于转换第一或第二波长的部分(110,510) 通过半导体光源(1,2)在每种情况下发射的光分别成为第一或第二传感器信号(341,342),反馈控制器(4)用于将第一和第二电流(41,42)反馈控制为 第一和第二传感器信号(341,342)的功能,其中由第一和第二半导体光源(1,2)在每种情况下发射的光的特征波长和强度呈现第一或不同的第二温度和/ 或当前和/或老化依赖关系(931,932, 941,942),光学传感器(3)在第一或第二波长范围内呈现第一或第二波长依赖灵敏度,其灵敏度适应于第一和第二温度依赖性(931,932,941,942),以及 反馈控制器(4)以第一传感器信号(341)呈现与第二传感器信号(342)的给定比例的方式来控制第一和第二电流(41,42)。
    • 80. 发明申请
    • Driving arrangement for a passive matrix self-emitting display element
    • 无源矩阵自发射显示元件的驱动方案
    • US20070241692A1
    • 2007-10-18
    • US10527892
    • 2003-08-08
    • Douwe De JongMarkus Klein
    • Douwe De JongMarkus Klein
    • H05B37/02G05F1/00
    • G09G3/32G09G3/2014G09G2310/0275G09G2320/029
    • This invention relates to a driving arrangement for voltage driving of a passive matrix self-emitting display element (1), the driving arrangement comprising: voltage application circuitry (3) for applying a voltage across said self-emitting display element (1), switching devices (4) for switching said voltage between an on and an off state, a charge monitoring unit (5) for monitoring a total charge delivered to said self-emitting display element (1) due to said voltage application circuitry (3) during a drive cycle, and feedback circuitry (9) being arranged to switch said switching devices (4) to the off state, when a predetermined total charge has been delivered to said self-emitting display element (1) by said voltage application circuitry (3) during the drive cycle. The invention also relates to a method of driving such a display element (1), as well as a passive matrix self-emitting display device, comprising a plurality of such light emitting elements (1).
    • 本发明涉及一种用于无源矩阵自发光显示元件(1)的电压驱动的驱动装置,所述驱动装置包括:用于在所述自发光显示元件(1)上施加电压的电压施加电路(3) 用于在导通和断开状态之间切换所述电压的装置(4),用于在一个电压施加电路(3)期间由于所述电压施加电路(3)监测由所述电压施加电路(3)传送到所述自发光显示元件(1)的总电荷的电荷监视单元(5) 驱动周期和反馈电路(9)被布置成当通过所述电压施加电路(3)将预定的总电荷传送到所述自发光显示元件(1)时,将所述开关装置(4)切换到断开状态, 在驱动周期。 本发明还涉及一种驱动这种显示元件(1)的方法,以及包括多个这样的发光元件(1)的无源矩阵自发光显示设备。