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1. 发明授权

US08199079B2 Demultiplexing circuit, light emitting display using the same, and driving method thereof 有权
标题翻译：解复用电路，使用其的发光显示器及其驱动方法
公开(公告)号：US08199079B2
公开(公告)日：2012-06-12
申请号：US11197752
申请日：2005-08-03
申请人： Yang Wan Kim , Yong Sung Park , Bo Yong Chung
发明人： Yang Wan Kim , Yong Sung Park , Bo Yong Chung
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0248 , G09G2310/0262 , G09G2310/0297 , G09G2320/043
摘要： A demultiplexing circuit, a light emitting display using the same, and a driving method thereof, in which the number of output lines provided in a data driver is reduced. The light emitting display includes: a scan driver for supplying scan signals to scan lines in sequence; a data driver provided with a plurality of output lines and for supplying a plurality of data signals to the respective output lines while the scan signals are supplied; an image displaying part comprising a plurality of pixels placed in regions sectioned by the scan lines and a plurality of data lines; a plurality of demultiplexers, each of the demultiplexers coupling a respective one the output lines and having a plurality of data transistors adapted to supply a respective one of the data signals from the respective one of the output lines to more than one of the plurality of data lines; and a plurality of initializers having a plurality of initialization transistors adapted to apply a predetermined voltage to each of the plurality of data lines. In one embodiment, at least one of the initialization transistors is kept turned on until a respective one of the data transistors connected to the same data line connected to the at least one of initialization transistors is turned on, thereby supplying a desired data signal to a respective one of the pixels.
摘要翻译：解复用电路，使用该解复用电路的发光显示器及其驱动方法，其中提供在数据驱动器中的输出线的数量减少。发光显示器包括：扫描驱动器，用于依次向扫描线提供扫描信号; 提供有多条输出线的数据驱动器，并且在提供扫描信号的同时将多条数据信号提供给各个输出线; 图像显示部分，包括放置在由扫描线分割的区域中的多个像素和多个数据线; 多个解复用器，每个解复用器将相应的一个输出线耦合并且具有多个数据晶体管，其适于将数据信号中的相应一个从相应的输出线提供给多个数据中的多于一个的数据线条以及具有多个初始化晶体管的多个初始化器，其适于对所述多条数据线中的每一条线施加预定电压。在一个实施例中，至少一个初始化晶体管保持导通，直到连接到连接到初始化晶体管中的至少一个的相同数据线的数据晶体管的相应一个导通，从而将所需的数据信号提供给相应的一个像素。

2. 发明授权

US07307455B2 Buffer and organic light emitting display and a data driving circuit using the buffer 有权
标题翻译：缓冲器和有机发光显示器以及使用缓冲器的数据驱动电路
公开(公告)号：US07307455B2
公开(公告)日：2007-12-11
申请号：US11390774
申请日：2006-03-28
申请人： Sang Moo Choi , Yong Sung Park , Yang Wan Kim
发明人： Sang Moo Choi , Yong Sung Park , Yang Wan Kim
IPC分类号： H03K19/0175 , H03K19/094
CPC分类号： G09G3/3291 , G09G3/3208 , G09G2310/027 , G09G2310/0289
摘要： A buffer and organic light emitting display with data driving circuit using the buffer is provided. A buffer comprises a first capacitor for receiving an analog voltage; a first inverter having an input terminal connected to the first capacitor; a second inverter having an input terminal connected to an output terminal of the first inverter through a second capacitor; a third capacitor connected to an output terminal of the second inverter; a first transistor for controlling a current which flows from a first power source to a data line so that the buffer output voltage is supplied to the data line in response to a control signal supplied to the third transistor which is connected between the data line and the first capacitor.
摘要翻译：提供一种具有使用该缓冲器的数据驱动电路的缓冲器和有机发光显示器。缓冲器包括用于接收模拟电压的第一电容器; 第一逆变器，其具有连接到第一电容器的输入端子; 第二逆变器，具有通过第二电容器连接到第一反相器的输出端子的输入端子; 连接到第二反相器的输出端的第三电容器; 第一晶体管，用于控制从第一电源流向数据线的电流，使得缓冲器输出电压响应于提供给连接在数据线和第二电容器之间的第三晶体管的控制信号提供给数据线第一个电容。

3. 发明授权

US08004480B2 Organic light emitting display 有权
标题翻译：有机发光显示器
公开(公告)号：US08004480B2
公开(公告)日：2011-08-23
申请号：US11248022
申请日：2005-10-11
申请人： Yang Wan Kim , Won Kyu Kwak
发明人： Yang Wan Kim , Won Kyu Kwak
IPC分类号： G09G3/32
CPC分类号： G09G3/3291 , G02F1/1345 , G09G3/3233 , G09G2300/0861 , G09G2310/0297 , G09G2320/0233 , H01L27/3276
摘要： Disclosed is an organic light emitting display which has a scan driver to supply scan signals to a plurality of scan lines, a data driver to supply data signal to output lines, with a demultiplexer on each output line to supply the data signal to a plurality of data lines is disclosed. The display also has a pixel portion comprising pixels connected to the scan lines, the data lines, and pixel power source lines. There is also a power source line placed between the pixel portion and the data driver to supply first power to the pixel power source lines, and a parasitic capacitor formed on each data line to charge voltage corresponding to the data signal. With this configuration, the number of output lines provided in a data driver is decreased, and an image is displayed with uniform brightness.
摘要翻译：公开了一种有机发光显示器，其具有扫描驱动器，用于向多条扫描线提供扫描信号，数据驱动器向每条输出线上的解复用器提供数据信号以输出到输出线，以将数据信号提供给多条扫描线数据线被公开。显示器还具有包括连接到扫描线，数据线和像素电源线的像素的像素部分。还有一个电源线放置在像素部分和数据驱动器之间，以向像素电源线提供第一功率，以及形成在每个数据线上的寄生电容器，以对与数据信号相对应的电压进行充电。利用这种配置，数据驱动器中提供的输出线的数量减少，并且以均匀的亮度显示图像。

4. 发明授权

US07884786B2 Organic light emitting display having demultiplexers and parasitic capacitances 有权
标题翻译：具有解复用器和寄生电容的有机发光显示器
公开(公告)号：US07884786B2
公开(公告)日：2011-02-08
申请号：US11251615
申请日：2005-10-13
申请人： Yang Wan Kim , Choon Yul Oh
发明人： Yang Wan Kim , Choon Yul Oh
IPC分类号： G09G3/32
CPC分类号： G09G3/3233 , G09G3/3275 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0297
摘要： An organic light emitting display that reduces the number of output lines from a data driver, attains image stability, and adjusts white balance. A plurality of demultiplexers at the primary output lines of the data driver simultaneously supply the data signals from each primary output line to a plurality of secondary output lines allowing a reduced number of primary output lines. A plurality of parasitic capacitors are formed where data lines are coupled with the pixels and are charged to a voltage corresponding to the data signal that is simultaneously provided to the pixels allowing an image of uniform brightness to be displayed. The scan period and the data period are not overlapping allowing a stable image. Capacitance values of data capacitors are set taking into consideration the light emitting efficiency of organic light emitting diodes, allowing an image of adjusted white balance.
摘要翻译：一种从数据驱动器减少输出线数量的有机发光显示器，获得图像稳定性并调节白平衡。在数据驱动器的主输出线处的多个解复用器同时将来自每个主输出线的数据信号提供给允许减少数量的主输出线的多个次输出线。形成多个寄生电容器，其中数据线与像素耦合并且被充电到与同时提供给允许显示均匀亮度的图像的像素的数据信号相对应的电压。扫描周期和数据周期不重叠，允许稳定的图像。考虑到有机发光二极管的发光效率来设定数据电容器的电容值，允许调整白平衡的图像。

5. 发明授权

US07557783B2 Organic light emitting display 有权
标题翻译：有机发光显示器
公开(公告)号：US07557783B2
公开(公告)日：2009-07-07
申请号：US11227998
申请日：2005-09-14
申请人： Yang Wan Kim
发明人： Yang Wan Kim
IPC分类号： G09G3/32
CPC分类号： G09G3/3233 , G09G3/3291 , G09G2300/0452 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0235 , G09G2310/0297 , G09G2320/043 , Y10S370/916
摘要： An organic light emitting display capable of reducing the manufacturing cost and displaying images with uniform brightness. The organic light emitting display includes: a data driver for supplying a plurality of data signals to a plurality of first data lines, respectively; an image display portion having a plurality of second data lines, a plurality of scan lines, and a plurality of pixels; and a demultiplexer having a plurality of data transistors arranged in the respective first data lines to supply the plurality of data signals supplied to the first data lines to the plurality of second data lines, and a plurality of capacitors connected between respective gate terminals of the plurality of data transistors and the second data lines.
摘要翻译：一种能够降低制造成本并以均匀亮度显示图像的有机发光显示器。有机发光显示器包括：分别将多个数据信号提供给多个第一数据线的数据驱动器; 具有多个第二数据线，多条扫描线和多个像素的图像显示部分; 以及多路分离器，其具有布置在各个第一数据线中的多个数据晶体管，以将提供给第一数据线的多个数据信号提供给多个第二数据线;以及多个电容器，其连接在多个第一数据线的各个栅极端子之间的数据晶体管和第二数据线。

6. 发明授权

US07362249B2 Current range control circuit, data driver, and organic light emitting display 有权
标题翻译：电流范围控制电路，数据驱动器和有机发光显示器
公开(公告)号：US07362249B2
公开(公告)日：2008-04-22
申请号：US11283543
申请日：2005-11-18
申请人： Yang Wan Kim , Oh Kyong Kwon
发明人： Yang Wan Kim , Oh Kyong Kwon
IPC分类号： H03M1/00 , G06F3/38
CPC分类号： G09G3/20 , G09G2310/027 , G09G2310/0272 , G09G2310/0297
摘要： Embodiments of a current range control circuit, data driver and organic light emitting display are disclosed, wherein the current range control circuit is configured to adjust a range of an input current in the data driver according to a type of display device. One embodiment of the data driver comprises a data latch configured to sequentially receive video data according to a latch control signal and output the video data in parallel. A multiplexer multiplexes the outputted video data, and a D/A converter converts the multiplexed video data into analog current signals. The data driver further comprises a current range control circuit configured to receive data current signals from the D/A converter and output a demultiplexed data current. The current range control circuit is further configured to adjust a range of the data current according to a current range control signal.
摘要翻译：公开了电流范围控制电路，数据驱动器和有机发光显示器的实施例，其中电流范围控制电路被配置为根据显示装置的类型调节数据驱动器中的输入电流的范围。数据驱动器的一个实施例包括数据锁存器，被配置为根据锁存控制信号顺序地接收视频数据并并行输出视频数据。复用器多路复用输出的视频数据，D / A转换器将多路复用的视频数据转换为模拟电流信号。数据驱动器还包括电流范围控制电路，其被配置为从D / A转换器接收数据电流信号并输出解复用的数据电流。电流范围控制电路还被配置为根据电流范围控制信号调整数据电流的范围。

7. 发明授权

US08054250B2 Pixel, organic light emitting display, and driving method thereof 有权
标题翻译：像素，有机发光显示器及其驱动方法
公开(公告)号：US08054250B2
公开(公告)日：2011-11-08
申请号：US11781162
申请日：2007-07-20
申请人： Yang Wan Kim
发明人： Yang Wan Kim
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0819 , G09G2300/0852 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262 , G09G2320/0233 , G09G2320/043 , G09G2320/045
摘要： A pixel, an organic light emitting display, and a method for driving an organic light emitting display using the pixel, which can display an image with substantially uniform luminance. In one embodiment, the method for driving an organic light emitting display having a pixel disposed at an i-th horizontal line, the pixel having a drive transistor for enabling the flow of current to an organic light emitting diode, the method including providing a reference voltage to a gate electrode of the drive transistor, charging a second capacitor with a threshold voltage of the drive transistor, charging a first capacitor with a voltage corresponding to a data signal, and providing a current corresponding to the voltages in the first and second capacitors to the organic light emitting diode.
摘要翻译：像素，有机发光显示器以及使用该像素驱动有机发光显示器的方法，其可以以基本均匀的亮度显示图像。在一个实施例中，用于驱动具有设置在第i个水平线上的像素的有机发光显示器的方法，该像素具有驱动晶体管，用于使电流流向有机发光二极管，该方法包括提供参考电压施加到驱动晶体管的栅电极，用驱动晶体管的阈值电压对第二电容器充电，对与第一和第二电容器中的电压相对应的电流为第一电容器充电; 到有机发光二极管。

8. 发明授权

US07576717B2 Light emitting display and driving method thereof 有权
标题翻译：发光显示及其驱动方法
公开(公告)号：US07576717B2
公开(公告)日：2009-08-18
申请号：US11213320
申请日：2005-08-26
申请人： Jae Sung Lee , Yang Wan Kim
发明人： Jae Sung Lee , Yang Wan Kim
IPC分类号： G09G3/30
CPC分类号： G09G3/3266 , G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2320/043 , G09G2330/045 , G09G2360/16
摘要： A light emitting display and a driving method thereof. The light emitting display includes an image displaying part including a plurality of pixels electrically connected to a plurality of scan lines, a plurality of data lines, and a plurality of emission control lines. A controller generates a start signal having a pulse width corresponding to a number of ‘1s’ or ‘0s’ of video data. A data driver converts the video data into a data signal to supply the data signal to the data lines. A scan driver supplies a scan signal to the scan lines, and an emission control signal supplier generates an emission control signal for controlling an emitting period of at least one of the pixels in response to a start signal supplied from the controller and supplies the emission control signal to the emission control lines.
摘要翻译：发光显示器及其驱动方法。发光显示器包括：图像显示部分，包括电连接到多个扫描线，多个数据线和多个发射控制线的多个像素。控制器产生具有与视频数据的“1”或“0”数相对应的脉冲宽度的开始信号。数据驱动器将视频数据转换为数据信号，以将数据信号提供给数据线。扫描驱动器向扫描线提供扫描信号，并且发射控制信号供应器响应于从控制器提供的启动信号产生用于控制至少一个像素的发射周期的发射控制信号，并且提供发射控制信号发送到排放控制线路。

9. 发明申请

US20080036710A1 PIXEL, ORGANIC LIGHT EMITTING DISPLAY, AND DRIVING METHOD THEREOF 有权
标题翻译：像素，有机发光显示器及其驱动方法
公开(公告)号：US20080036710A1
公开(公告)日：2008-02-14
申请号：US11781162
申请日：2007-07-20
申请人： Yang Wan Kim
发明人： Yang Wan Kim
IPC分类号： G09G3/32
CPC分类号： G09G3/3233 , G09G2300/043 , G09G2300/0819 , G09G2300/0852 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262 , G09G2320/0233 , G09G2320/043 , G09G2320/045
摘要： A pixel, an organic light emitting display, and a method for driving an organic light emitting display using the pixel, which can display an image with substantially uniform luminance. In one embodiment, the method for driving an organic light emitting display having a pixel disposed at an i-th horizontal line, the pixel having a drive transistor for enabling the flow of current to an organic light emitting diode, the method including providing a reference voltage to a gate electrode of the drive transistor, charging a second capacitor with a threshold voltage of the drive transistor, charging a first capacitor with a voltage corresponding to a data signal, and providing a current corresponding to the voltages in the first and second capacitors to the organic light emitting diode.
摘要翻译：像素，有机发光显示器以及使用该像素驱动有机发光显示器的方法，其可以以基本均匀的亮度显示图像。在一个实施例中，用于驱动具有设置在第i个水平线上的像素的有机发光显示器的方法，该像素具有驱动晶体管，用于使电流流向有机发光二极管，该方法包括提供参考电压施加到驱动晶体管的栅电极，用驱动晶体管的阈值电压对第二电容器充电，对与第一和第二电容器中的电压相对应的电流为第一电容器充电; 到有机发光二极管。

10. 发明授权

US08717272B2 Scan driver and organic light emitting display device 有权
标题翻译：扫描驱动器和有机发光显示装置
公开(公告)号：US08717272B2
公开(公告)日：2014-05-06
申请号：US11594408
申请日：2006-11-07
申请人： Yang Wan Kim
发明人： Yang Wan Kim
IPC分类号： G09G3/36
CPC分类号： G09G3/2003 , G09G3/3233 , G09G3/3266 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0205 , G09G2310/0262 , G09G2310/0297 , G09G2330/021
摘要： An organic light emitting display device includes a scan driver for supplying a first scan signal to a first scan line during a first period and a second period, a second scan signal to a second scan line during the second period, and a light emitting control signal to a light emitting control line during a period at least spanning the first and second periods. A data driver sequentially supplies data signals to an output line during the first period. A demultiplexer is electrically coupled to the output line, receives the data signals and supplies the data signals to data lines which are connected to pixels. Each pixel receives one of the data signals during the first period, compensates a threshold voltage of a driving transistor during the second period, and generates light with a brightness corresponding to the one of the data signals after the second period.
摘要翻译：有机发光显示装置包括扫描驱动器，用于在第一周期和第二周期期间向第一扫描线提供第一扫描信号，在第二周期期间将第二扫描信号提供给第二扫描线，以及发光控制信号至少跨越第一和第二周期的时段内的发光控制线。数据驱动器在第一时段期间向输出线依次提供数据信号。解复用器电耦合到输出线，接收数据信号并将数据信号提供给连接到像素的数据线。每个像素在第一周期期间接收数据信号之一，在第二周期期间补偿驱动晶体管的阈值电压，并产生与第二周期之后的数据信号之一相对应的亮度的光。

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