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1. 发明授权

US08681135B2 Photo sensor and organic light emitting display using the same 有权
标题翻译：光传感器和有机发光显示器使用相同
公开(公告)号：US08681135B2
公开(公告)日：2014-03-25
申请号：US12504004
申请日：2009-07-16
申请人： Soon-Sung Ahn , Do-Youb Kim , Sun-A Yang , Dong-Wook Choi , Joo-Hyeon Jeong
发明人： Soon-Sung Ahn , Do-Youb Kim , Sun-A Yang , Dong-Wook Choi , Joo-Hyeon Jeong
IPC分类号： G06F3/038 , G09G5/00
CPC分类号： G09G3/3208 , G09G3/2003 , G09G3/3275 , G09G2320/0242 , G09G2360/144 , H04N5/58
摘要： A photo sensor capable of reducing the distortion of signals output from the photo sensor to output a correct measured value and an organic light emitting display using the same. The organic light emitting display includes a pixel unit formed on a transparent substrate to display an image in response to scan signals and data signals, a scan driver generating the scan signals to transmit the scan signals to the pixel unit, a data driver generating the data signals to transmit the data signals to the pixel unit, and a photo sensor including a sensing unit sensing brightness of ambient light to output a sensing signal and a control unit for receiving the sensing signal to output a brightness control signal for controlling brightness of the image. The sensing unit disposed in a predetermined region of the transparent substrate and includes a first photo diode receiving a first driving power source to generate optical current so that a magnitude of the optical current is controlled in response to the brightness of the ambient light, a first capacitor for storing the optical current, and a first switch coupled between the first driving power source and the first photo diode to perform a switching operation.
摘要翻译：一种光传感器，其能够减少从光传感器输出的信号的失真，以输出正确的测量值，以及使用其的有机发光显示器。有机发光显示器包括形成在透明基板上以响应于扫描信号和数据信号显示图像的像素单元，产生扫描信号以将扫描信号传输到像素单元的扫描驱动器，产生数据的数据驱动器用于将数据信号发送到像素单元的信号;以及光传感器，包括感测环境光的亮度的感测单元以输出感测信号;以及控制单元，用于接收感测信号，以输出用于控制图像亮度的亮度控制信号。感测单元设置在透明基板的预定区域中，并且包括接收第一驱动电源以产生光电流的第一光电二极管，使得响应于环境光的亮度来控制光电流的大小，第一用于存储光电流的电容器，以及耦合在第一驱动电源和第一光电二极管之间以执行开关操作的第一开关。

2. 发明申请

US20100013811A1 PHOTO SENSOR AND ORGANIC LIGHT EMITTING DISPLAY USING THE SAME 有权
标题翻译：照片传感器和有机发光显示器使用它
公开(公告)号：US20100013811A1
公开(公告)日：2010-01-21
申请号：US12504004
申请日：2009-07-16
申请人： Soon-Sung Ahn , Do-Youb Kim , Sun-A Yang , Dong-Wook Choi , Joo-Hyeon Jeong
发明人： Soon-Sung Ahn , Do-Youb Kim , Sun-A Yang , Dong-Wook Choi , Joo-Hyeon Jeong
IPC分类号： G09G5/00 , G09G3/30 , H04N5/335
CPC分类号： G09G3/3208 , G09G3/2003 , G09G3/3275 , G09G2320/0242 , G09G2360/144 , H04N5/58
摘要： A photo sensor capable of reducing the distortion of signals output from the photo sensor to output a correct measured value and an organic light emitting display using the same. The organic light emitting display includes a pixel unit formed on a transparent substrate to display an image in response to scan signals and data signals, a scan driver generating the scan signals to transmit the scan signals to the pixel unit, a data driver generating the data signals to transmit the data signals to the pixel unit, and a photo sensor including a sensing unit sensing brightness of ambient light to output a sensing signal and a control unit for receiving the sensing signal to output a brightness control signal for controlling brightness of the image. The sensing unit disposed in a predetermined region of the transparent substrate and includes a first photo diode receiving a first driving power source to generate optical current so that a magnitude of the optical current is controlled in response to the brightness of the ambient light, a first capacitor for storing the optical current, and a first switch coupled between the first driving power source and the first photo diode to perform a switching operation.
摘要翻译：一种光传感器，其能够减少从光传感器输出的信号的失真，以输出正确的测量值，以及使用其的有机发光显示器。有机发光显示器包括形成在透明基板上以响应于扫描信号和数据信号显示图像的像素单元，产生扫描信号以将扫描信号传输到像素单元的扫描驱动器，产生数据的数据驱动器用于将数据信号发送到像素单元的信号;以及光传感器，包括感测环境光的亮度的感测单元以输出感测信号;以及控制单元，用于接收感测信号，以输出用于控制图像亮度的亮度控制信号。感测单元设置在透明基板的预定区域中，并且包括接收第一驱动电源以产生光电流的第一光电二极管，使得响应于环境光的亮度来控制光电流的大小，第一用于存储光电流的电容器，以及耦合在第一驱动电源和第一光电二极管之间以执行开关操作的第一开关。

3. 发明授权

US08334853B2 Light sensor circuit and driving method thereof and touch screen panel having the same 有权
标题翻译：光传感器电路及其驱动方法和具有该光传感器电路的触摸屏面板
公开(公告)号：US08334853B2
公开(公告)日：2012-12-18
申请号：US12662987
申请日：2010-05-14
申请人： Do-Youb Kim , Yong-Sung Park , Deok-Young Choi , Soon-Sung Ahn , In-Ho Choi , Tae-Jin Kim , Joo-Hyeon Jeong , Brent Jang , Ki-Ju Im
发明人： Do-Youb Kim , Yong-Sung Park , Deok-Young Choi , Soon-Sung Ahn , In-Ho Choi , Tae-Jin Kim , Joo-Hyeon Jeong , Brent Jang , Ki-Ju Im
IPC分类号： G06F3/042
CPC分类号： G06F3/0412 , G02F1/13338 , G06F3/042 , H01L27/14643
摘要： A light sensor circuit, includes a light receiving element coupled to a first power supply, a capacitor coupled between the light receiving element and a second power supply, a first transistor including a gate electrode coupled to a first electrode of the capacitor, and a second transistor including a gate electrode coupled to a selection signal line, wherein the first transistor is coupled between the selection signal line and a first electrode of the second transistor, and the second transistor is coupled between a second electrode of the first transistor and an output signal line.
摘要翻译：一种光传感器电路，包括耦合到第一电源的光接收元件，耦合在光接收元件和第二电源之间的电容器，包括耦合到电容器的第一电极的栅电极的第一晶体管，晶体管，其包括耦合到选择信号线的栅电极，其中所述第一晶体管耦合在所述选择信号线和所述第二晶体管的第一电极之间，并且所述第二晶体管耦合在所述第一晶体管的第二电极和输出信号线。

4. 发明申请

US20110233387A1 Light sensor circuit and driving method thereof 失效
标题翻译：光传感器电路及其驱动方法
公开(公告)号：US20110233387A1
公开(公告)日：2011-09-29
申请号：US13064115
申请日：2011-03-07
申请人： Do-Youb Kim , Yong-Sung Park , Tae-Jin Kim , Deok-Young Choi , Joo-Hyeon Jeong , Soon-Sung Ahn , In-Ho Choi , Brent Jang , Ki-Ju Im
发明人： Do-Youb Kim , Yong-Sung Park , Tae-Jin Kim , Deok-Young Choi , Joo-Hyeon Jeong , Soon-Sung Ahn , In-Ho Choi , Brent Jang , Ki-Ju Im
IPC分类号： G01J1/46
CPC分类号： G01J1/46
摘要： Embodiments provide a light sensor circuit for a flat panel display which improves resolution at low luminance and increases the range of sensible ambient light by divisionally driving a frame period, in which light is sensed, into a plurality of sub-frames, and a method of driving the light sensor circuit.
摘要翻译：实施例提供了一种用于平板显示器的光传感器电路，其提高了低亮度下的分辨率，并且通过将感测到光的帧周期分割为多个子帧而增加了感性环境光的范围，以及一种方法驱动光传感器电路。

5. 发明授权

US08497461B2 Light sensor circuit and driving method thereof 失效
标题翻译：光传感器电路及其驱动方法
公开(公告)号：US08497461B2
公开(公告)日：2013-07-30
申请号：US13064115
申请日：2011-03-07
申请人： Do-Youb Kim , Yong-Sung Park , Tae-Jin Kim , Deok-Young Choi , Joo-Hyeon Jeong , Soon-Sung Ahn , In-Ho Choi , Brent Jang , Ki-Ju Im
发明人： Do-Youb Kim , Yong-Sung Park , Tae-Jin Kim , Deok-Young Choi , Joo-Hyeon Jeong , Soon-Sung Ahn , In-Ho Choi , Brent Jang , Ki-Ju Im
IPC分类号： G01J1/46
CPC分类号： G01J1/46
摘要： Embodiments provide a light sensor circuit for a flat panel display which improves resolution at low luminance and increases the range of sensible ambient light by divisionally driving a frame period, in which light is sensed, into a plurality of sub-frames, and a method of driving the light sensor circuit.
摘要翻译：实施例提供了一种用于平板显示器的光传感器电路，其提高了低亮度下的分辨率，并且通过将感测到光的帧周期分割为多个子帧而增加了感性环境光的范围，以及一种方法驱动光传感器电路。

6. 发明授权

US08704812B2 Light sensing circuit having a controlled light sensing period or a controlled current output period according to ambient temperature, method of controlling the same, and touch panel comprising the light sensing circuit 有权
标题翻译：具有根据环境温度的受控光感测周期或受控电流输出周期的光感测电路，其控制方法和包括光感测电路的触摸面板
公开(公告)号：US08704812B2
公开(公告)日：2014-04-22
申请号：US12612241
申请日：2009-11-04
申请人： Deok-Young Choi , Yong-Sung Park , Do-Youb Kim , Soon-Sung Ahn , In-Ho Choi
发明人： Deok-Young Choi , Yong-Sung Park , Do-Youb Kim , Soon-Sung Ahn , In-Ho Choi
IPC分类号： G06F3/038 , G09G5/00
CPC分类号： G01J1/44 , G01J1/02 , G01J1/0252 , G06F3/042
摘要： A light sensing circuit, a method of controlling the same, and a touch panel including the light sensing circuit. In the method of controlling the light sensing circuit, including sensing light incident on a photodiode, generating current corresponding to the brightness of the sensed light, amplifying the current using a driving transistor, and outputting the amplified current, the ambient temperature is sensed, and a time period during which the light is sensed by the photodiode or the amplified current is output is controlled by the sensed ambient temperature. Thus, the sensitivity of the light sensing circuit may be constantly maintained without being influenced by the ambient temperature.
摘要翻译：光感测电路，其控制方法和包括光感测电路的触摸面板。在控制光感测电路的方法中，包括感测入射在光电二极管上的光，产生对应于感测光的亮度的电流，使用驱动晶体管放大电流，并输出放大的电流，感测环境温度，由光电二极管或放大电流感测光的时间段由感测到的环境温度控制。因此，光感测电路的灵敏度可以不受环境温度的影响而恒定地保持。

7. 发明申请

US20100012823A1 TOUCH PANEL DRIVING CIRCUIT REMOVING CURRENT DUE TO HEAT OF FINGER AND TOUCH PANEL COMPRISING THE SAME 有权
标题翻译：触控面板驱动电路由于手指和包括其的触控面板的热而移除电流
公开(公告)号：US20100012823A1
公开(公告)日：2010-01-21
申请号：US12502167
申请日：2009-07-13
申请人： Soon-Sung Ahn , Yong-Sung Park , Do-Youb Kim , Deok-Young Choi , In-Ho Choi
发明人： Soon-Sung Ahn , Yong-Sung Park , Do-Youb Kim , Deok-Young Choi , In-Ho Choi
IPC分类号： H01J40/14
CPC分类号： G06F3/042
摘要： Provided is a driving circuit of a photosensing touch panel including: a first photodiode coupled between a first voltage source and a sensing node and for generating a first current in accordance with a brightness of an external incident light and a heat of a finger; a second photodiode coupled between the sensing node and a second voltage source and for generating a second current in accordance with the heat of the finger, the second photodiode being shielded from the external incident light; and an amplifier circuit for detecting the brightness of the external incident light regardless of the heat of the finger by subtracting the second current from the first current at the sensing node.
摘要翻译：提供了一种感光触摸面板的驱动电路，包括：耦合在第一电压源和感测节点之间的第一光电二极管，用于根据外部入射光的亮度和手指的热量产生第一电流; 第二光电二极管，耦合在所述感测节点和第二电压源之间，并且用于根据所述手指的热量产生第二电流，所述第二光电二极管屏蔽所述外部入射光; 以及放大器电路，用于通过从感测节点处的第一电流减去第二电流来检测外部入射光的亮度，而不管手指的热量。

8. 发明授权

US09323372B2 Flat panel display integrated with touch screen panel 有权
标题翻译：平板显示器与触摸屏面板集成
公开(公告)号：US09323372B2
公开(公告)日：2016-04-26
申请号：US12801795
申请日：2010-06-25
申请人： Do-Youb Kim , Brent Jang , Won-Kyu Kwak , Ja-Seung Ku , Soon-Sung Ahn
发明人： Do-Youb Kim , Brent Jang , Won-Kyu Kwak , Ja-Seung Ku , Soon-Sung Ahn
IPC分类号： G06F3/045 , G06F3/044 , G06F3/041
CPC分类号： G06F3/0412 , G06F3/044 , G06F2203/04111
摘要： A FPD integrated with a touch screen panel includes an upper substrate and a lower substrate facing each other, the upper substrate including a display region and first and second non-display regions surrounding the display region, a plurality of sensing patterns on the display region of the upper substrate, a plurality of sensing lines on the first non-display region of the upper substrate, a sealing material on the second non-display region of the upper substrate, the sealing material connecting the upper and lower substrates, and a flexible printed circuit (FPC) bonding pad unit on the second non-display region of the upper substrate, the FPC bonding pad unit including a plurality of bonding pads coupled to the plurality of sensing lines, the bonding pads including a transparent conductive material in regions overlapping the sealing material.
摘要翻译：与触摸屏面板集成的FPD包括上基板和下基板彼此面对，上基板包括显示区域和围绕显示区域的第一和第二非显示区域，多个感测图案在显示区域上上基板，上基板的第一非显示区域上的多条感测线，上基板的第二非显示区域上的密封材料，连接上基板和下基板的密封材料以及柔性印刷电路（FPC）接合焊盘单元，所述FPC接合焊盘单元包括耦合到所述多个感测线的多个接合焊盘，所述接合焊盘包括与所述多个感测线重叠的区域中的透明导电材料密封材料。

9. 发明授权

US08289298B2 Light sensing circuit, method of driving the same, and touch panel including the light sensing circuit 有权
标题翻译：光感测电路，驱动电路的方法以及包括光感测电路的触摸面板
公开(公告)号：US08289298B2
公开(公告)日：2012-10-16
申请号：US12568931
申请日：2009-09-29
申请人： Deok-Young Choi , Yong-Sung Park , Do-Youb Kim , Soon-Sung Ahn , In-Ho Choi
发明人： Deok-Young Choi , Yong-Sung Park , Do-Youb Kim , Soon-Sung Ahn , In-Ho Choi
IPC分类号： G06F3/042
CPC分类号： G06F3/0412 , G06F3/042
摘要： A light sensing circuit, a method of driving the same, and a touch panel including the light sensing circuit, the light sensing circuit including a photodiode generating current according to the brightness of light incident from the outside; a driving transistor having a first electrode to which a first power voltage is applied, a second electrode, and a gate electrode electrically connected to a cathode of the photodiode; a first reset transistor having a first electrode to which an initialization voltage is applied, a second electrode connected to the gate electrode of the driving transistor, and a gate electrode to which a previous scan signal is applied; and a shielding capacitor disposed between the gate electrode of the driving transistor and the cathode of the photodiode. Accordingly, the brightness of light incident on the photodiode can be accurately determined by initializing the cathode of the photodiode by using a constant voltage.
摘要翻译：光感测电路，其驱动方法以及包括光感测电路的触摸面板，所述光感测电路包括根据从外部入射的光的亮度产生电流的光电二极管; 具有施加有第一电源电压的第一电极的驱动晶体管，与所述光电二极管的阴极电连接的第二电极和栅电极; 第一复位晶体管，具有施加初始化电压的第一电极，连接到驱动晶体管的栅电极的第二电极和施加了先前扫描信号的栅电极; 以及设置在驱动晶体管的栅电极和光电二极管的阴极之间的屏蔽电容器。因此，通过使用恒定电压初始化光电二极管的阴极，可以准确地确定入射到光电二极管上的光的亮度。

10. 发明授权

US08183518B2 Touch panel driving circuit removing current due to heat of finger and touch panel comprising the same 有权
标题翻译：触摸面板驱动电路由于手指和包含该手指的触摸面板的热而去除电流
公开(公告)号：US08183518B2
公开(公告)日：2012-05-22
申请号：US12502167
申请日：2009-07-13
申请人： Soon-Sung Ahn , Yong-Sung Park , Do-Youb Kim , Deok-Young Choi , In-Ho Choi
发明人： Soon-Sung Ahn , Yong-Sung Park , Do-Youb Kim , Deok-Young Choi , In-Ho Choi
IPC分类号： G06M7/00 , G06F3/041
CPC分类号： G06F3/042
摘要： Provided is a driving circuit of a photosensing touch panel including: a first photodiode coupled between a first voltage source and a sensing node and for generating a first current in accordance with a brightness of an external incident light and a heat of a finger; a second photodiode coupled between the sensing node and a second voltage source and for generating a second current in accordance with the heat of the finger, the second photodiode being shielded from the external incident light; and an amplifier circuit for detecting the brightness of the external incident light regardless of the heat of the finger by subtracting the second current from the first current at the sensing node.
摘要翻译：提供了一种感光触摸面板的驱动电路，包括：耦合在第一电压源和感测节点之间的第一光电二极管，用于根据外部入射光的亮度和手指的热量产生第一电流; 第二光电二极管，耦合在所述感测节点和第二电压源之间，并且用于根据所述手指的热量产生第二电流，所述第二光电二极管屏蔽所述外部入射光; 以及放大器电路，用于通过从感测节点处的第一电流减去第二电流来检测外部入射光的亮度，而不管手指的热量。

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