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    • 1. 发明申请
    • Driving Apparatus and Driving Method of Backlight Module
    • 背光模组的驱动装置及驱动方法
    • US20100259572A1
    • 2010-10-14
    • US12754612
    • 2010-04-06
    • CHIAO-CHIH YANGChih-Hua LinWei-Jen ChouChien-Chung Hsiao
    • CHIAO-CHIH YANGChih-Hua LinWei-Jen ChouChien-Chung Hsiao
    • G09G5/02
    • G09G3/3611G09G3/3413G09G3/3426G09G2320/041G09G2320/0626G09G2360/145
    • A driving apparatus and a driving method of a backlight module are provided. The backlight module includes multiple LEDs. The driving apparatus includes at least one thermal sensor, an optical sensor, and a processor. The thermal sensor is for detecting a working temperature of the LEDs. The optical sensor is for detecting brightness and color of the backlight module after a calibration function is enabled, to obtain difference values of the detected brightness and color with respect to predetermined brightness and color. The processor is for providing at least one initial thermal compensation table, to determine working currents of the LEDs associated with the working temperature. The processor further is for calibrating a content of the initial thermal compensation table corresponding with a current working temperature of the LEDs and storing the calibrated thermal compensation table as the initial thermal compensation table after the calibration function is enabled.
    • 提供背光模块的驱动装置和驱动方法。 背光模块包括多个LED。 驱动装置包括至少一个热传感器,光学传感器和处理器。 热传感器用于检测LED的工作温度。 光学传感器用于在启用校准功能之后检测背光模块的亮度和颜色,以获得相对于预定亮度和颜色的检测到的亮度和颜色的差值。 处理器用于提供至少一个初始热补偿表,以确定与工作温度相关联的LED的工作电流。 处理器还用于校准对应于LED的当前工作温度的初始热补偿表的内容,并且在校准功能被启用之后将校准的热补偿表存储为初始热补偿表。
    • 6. 发明授权
    • Light source control device and method
    • 光源控制装置及方法
    • US08207682B2
    • 2012-06-26
    • US12544030
    • 2009-08-19
    • Yu-Chin LanWei-Jen ChouShih-Yuan YuChien-Chung Hsiao
    • Yu-Chin LanWei-Jen ChouShih-Yuan YuChien-Chung Hsiao
    • H05B37/02
    • H05B33/0863
    • A light source control method and a light source control device are used for controlling a light source. The light source control device includes a position detecting sensor and a microcontroller. The light source control method includes steps of generating a first signal according to an object touching a position of the position detecting sensor, and generating a control signal according to a light source adjustable parameter set corresponding to the first signal for controlling an illuminating status of the light source. The light source adjustable parameter set includes a plurality of color value components. The control signal is generated by the microcontroller according to the color value components.
    • 光源控制方法和光源控制装置用于控制光源。 光源控制装置包括位置检测传感器和微控制器。 光源控制方法包括以下步骤:根据触摸位置检测传感器的位置的物体产生第一信号,并根据与第一信号相对应的光源可调参数集产生控制信号,以控制第一信号的照明状态 光源。 光源可调参数组包括多个颜色值分量。 控制信号由微控制器根据颜色值分量产生。
    • 7. 发明授权
    • Light emitting diode package
    • 发光二极管封装
    • US08344411B2
    • 2013-01-01
    • US12194117
    • 2008-08-19
    • Wei-Jen ChouSheng-Min WangChiao-Chih Yang
    • Wei-Jen ChouSheng-Min WangChiao-Chih Yang
    • H01L29/207
    • H01L25/0753H01L33/56H01L33/60H01L2924/0002H01L2924/00
    • A light emitting diode package includes a mount, a plurality of LED chips, and a first and a second sealants made of different materials. The mount has an accommodation space and at least one partition member to divide the accommodation space into a plurality of separate cavities. The LED chips are placed in the cavities, and emitting beams of the LED chips exiting through the cavities include a first emission with a first wavelength band and a second emission with a second wavelength band, and the second wavelength band is different to the first one. The first and the second sealants are respectively used for sealing at least one of the LED chips placed in at least one of the cavities through which the first or the second emission exits. The first and the second sealants are separate from each other by the partition member.
    • 发光二极管封装包括安装件,多个LED芯片以及由不同材料制成的第一和第二密封剂。 安装座具有容纳空间和至少一个分隔构件,以将容纳空间分成多个单独的空腔。 将LED芯片放置在空腔中,并且通过空腔排出的LED芯片的发射光束包括具有第一波长带和第二波长带的第二发射的第一发射,并且第二波长带与第一波长带不同 。 第一密封剂和第二密封剂分别用于密封放置在第一或第二排放物通过的至少一个空腔中的至少一个LED芯片。 第一密封剂和第二密封剂通过分隔构件彼此分开。
    • 10. 发明申请
    • LIGHT FEEDBACK CONTROL SYSTEM FOR A DISPLAY DEVICE AND METHOD FOR FEEDBACK CONTROL
    • 用于显示装置的光反馈控制系统和用于反馈控制的方法
    • US20120026139A1
    • 2012-02-02
    • US12883184
    • 2010-09-16
    • Wei-Jen Chou
    • Wei-Jen Chou
    • G09G5/00G09G3/36
    • G09G3/3406G09G2320/064G09G2360/144G09G2360/145
    • A light feedback control system can obtain a correct light feedback signal for a backlight source by using an optical sensor disposed inside a backlight unit or outside a display device after subtracting the effect of ambient light sensed by the optical sensor when a backlight element is turned off. The optical sensor senses light intensity and the ambient light source at a double frequency of the frequency at which a backlight element emits light. The light feedback control system may further control the ambient light source and the backlight element, driving them to illuminate alternately, while the optical sensor synchronizes with the backlight element and senses light signals of the backlight element. Accordingly, exact information about the light intensity or color of the backlight element can be obtained for feedback control of the display device.
    • 光反馈控制系统通过使用设置在背光单元内部的光学传感器或者在减去背光元件关闭后由光学传感器感测到的环境光的影响之后,通过使用设置在背光单元内的光学传感器或显示装置外部来获得正确的背光源光反馈信号 。 光学传感器以背光元件发光的频率的双倍频率感测光强度和环境光源。 光反馈控制系统可以进一步控制环境光源和背光元件,驱动它们交替照亮,同时光学传感器与背光元件同步并感测背光元件的光信号。 因此,可以获得关于背光元件的光强度或颜色的精确信息用于显示装置的反馈控制。