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1. 发明申请

US20110169813A1 DISPLAY PANEL DRIVING CIRCUIT HAVING CHARGE SHARING SWITCH FORMED IN PAD 审中-公开
标题翻译：显示面板驱动电路，带有在PAD中形成的充电共享开关
公开(公告)号：US20110169813A1
公开(公告)日：2011-07-14
申请号：US12985667
申请日：2011-01-06
申请人： Byung-Yun Jin , Jong-Geun Park , Hyun-Ho Cho , Joung-Cheul Choi , Joon-Ho Na
发明人： Byung-Yun Jin , Jong-Geun Park , Hyun-Ho Cho , Joung-Cheul Choi , Joon-Ho Na
IPC分类号： G09G5/00
CPC分类号： G09G3/20 , G09G2310/0254 , G09G2310/0275 , G09G2330/023 , G09G2330/04
摘要： A display panel driving circuit includes N number of amplifiers configured to supply N number of output voltages to a display panel; N number of output switches configured to transmit output signals from the N number of amplifiers through N number of pads to the display panel; and a plurality of charge sharing switches configured to share charges among the N number of pads, wherein the charge sharing switches are formed in the pads.
摘要翻译：显示面板驱动电路包括N个被配置为向显示面板提供N个输出电压的放大器; N个输出开关被配置为将来自N个放大器的输出信号通过N个焊盘传送到显示面板; 以及多个电荷共享开关，被配置为在所述N个焊盘之间共享电荷，其中所述电荷共享开关形成在所述焊盘中。

2. 发明申请

US20100141687A1 METHOD OF ARRANGING GAMMA BUFFERS AND FLAT PANEL DISPLAY APPLYING THE METHOD 审中-公开
标题翻译：应用该方法的装置缓冲器和平板显示器的方法
公开(公告)号：US20100141687A1
公开(公告)日：2010-06-10
申请号：US12594794
申请日：2008-03-26
申请人： Dae-Keun Han , Dae-Seong Kim , Joon-Ho Na , Hong-Hee Son , Hyun-Ho Cho , Hyung-Seog Oh
发明人： Dae-Keun Han , Dae-Seong Kim , Joon-Ho Na , Hong-Hee Son , Hyun-Ho Cho , Hyung-Seog Oh
IPC分类号： G09G5/10
CPC分类号： G09G3/2007 , G09G2310/0275 , G09G2320/0276 , G09G2320/041
摘要： Provided are a method of arranging gamma buffers capable of decreasing a Kelvin of a source driver included in a flat panel display and minimizing a temperature deviation between source drivers, and the flat panel display applying the method. The method of arranging a plurality of gamma buffers which are arranged in one or more source drivers to output corresponding gamma voltages, includes a step of calculating power consumptions of the gamma buffers, wherein the method further comprises one or more steps of: changing tab points of the gamma buffers by using the calculated power consumptions of the gamma buffers; and changing positions of the gamma buffers by using the calculated power consumptions of the gamma buffers.
摘要翻译：提供了一种布置能够降低平板显示器中包括的源极驱动器的开尔文并使源极驱动器之间的温度偏差最小化的应用该方法的平板显示器的方法。布置在一个或多个源驱动器中以输出相应伽马电压的多个伽马缓冲器的方法包括计算伽马缓冲器的功耗的步骤，其中该方法还包括一个或多个步骤：改变标记点的γ缓冲器的功率消耗; 以及通过使用计算出的伽马缓冲器的功率消耗来改变伽马缓冲器的位置。

3. 发明授权

US08963905B2 Liquid crystal display panel driving circuit 有权
标题翻译：液晶显示面板驱动电路
公开(公告)号：US08963905B2
公开(公告)日：2015-02-24
申请号：US12912187
申请日：2010-10-26
申请人： Hyun-Ho Cho , Ji-Hun Kim , Joon-Ho Na , Hyung-Seog Oh , Dae-Seong Kim , Dae-Keun Han
发明人： Hyun-Ho Cho , Ji-Hun Kim , Joon-Ho Na , Hyung-Seog Oh , Dae-Seong Kim , Dae-Keun Han
IPC分类号： G09G5/00 , H03M1/00 , G09G3/36 , G09G3/20
CPC分类号： G09G3/3685 , G09G3/20 , G09G3/3696 , G09G2310/027
摘要： Disclosed is a liquid crystal display panel driving circuit for driving a liquid crystal display panel with a resolution of N bits. N-bit digital data including upper X bits and lower Y bits is inputted. The liquid crystal display panel driving circuit includes a resistor string unit according to areas, a DAC converter switching unit according to areas, and an interpolation amplifier. The resistor string unit outputs analog reference voltages at different ratios according to three areas. The DAC converter switching unit receives the N-bit digital data, selects (Y+1) analog voltages from the analog reference voltages based on the upper X bits, outputs the (Y+1) analog voltages, and outputs the (Y+1) analog voltages of different combinations based on the lower Y bits. The interpolation amplifier receives the (Y+1) analog voltages and generates an interpolated output voltage by setting weights for the (Y+1) analog voltages by using multi-factors.
摘要翻译：公开了一种以N位分辨率驱动液晶显示面板的液晶显示面板驱动电路。输入包括高X位和低Y位的N位数字数据。液晶显示面板驱动电路包括根据区域的电阻串单元，根据区域的DAC转换器切换单元和内插放大器。电阻串单元根据三个区域输出不同比例的模拟参考电压。 DAC转换器切换单元接收N位数字数据，从模拟参考电压基于高X位选择（Y + 1）模拟电压，输出（Y + 1）模拟电压，并输出（Y + 1））基于较低Y位的不同组合的模拟电压。内插放大器通过使用多因素设置（Y + 1）模拟电压的权重，接收（Y + 1）模拟电压并产生内插输出电压。

4. 发明申请

US20110102410A1 CIRCUIT AND METHOD FOR DRIVING OLED DISPLAY 有权
标题翻译：用于驱动OLED显示器的电路和方法
公开(公告)号：US20110102410A1
公开(公告)日：2011-05-05
申请号：US12912223
申请日：2010-10-26
申请人： Hyun-Ho CHO , Yong-Icc Jung , Young-Bok Kim , Joon-Ho Na , Dae-Seong Kim , Dae-Keun Han
发明人： Hyun-Ho CHO , Yong-Icc Jung , Young-Bok Kim , Joon-Ho Na , Dae-Seong Kim , Dae-Keun Han
IPC分类号： G09G5/00
CPC分类号： G09G3/3291 , G09G2300/0819 , G09G2320/0285 , G09G2320/0295 , G09G2320/045
摘要： A circuit for driving an organic light emitting diode display includes a display panel that displays an image by using organic light emitting diodes disposed at intersection areas of a plurality of gate lines and a plurality of data lines; a threshold voltage detection control unit that supplies a precharge voltage by sequentially turning on transistors for threshold voltage detection, which are connected among the data lines and the organic light emitting diodes on the display panel, in units of horizontal lines, and enables threshold voltages to be detected; and a source driver that detects threshold voltages of all organic light emitting diodes arranged on a corresponding horizontal line, and repeats an operation, as necessary, for sampling/holding the detected threshold voltages through M sample/hold circuits, converting the sampled/held threshold voltages into digital signals, and storing the digital signals in a memory.
摘要翻译：用于驱动有机发光二极管显示器的电路包括：显示面板，其通过使用设置在多条栅极线和多条数据线的交叉区域上的有机发光二极管来显示图像; 阈值电压检测控制单元，其以水平线为单位顺序地接通连接在显示面板上的数据线和有机发光二极管之间的用于阈值电压检测的晶体管，从而提供预充电电压，被检测到以及源驱动器，其检测布置在相应的水平线上的所有有机发光二极管的阈值电压，并根据需要重复进行通过M个采样/保持电路采样/保持检测到的阈值电压的操作，转换采样/保持阈值电压转换为数字信号，并将数字信号存储在存储器中。

5. 发明授权

US08441473B2 Method for removing offset between channels of LCD panel 有权
标题翻译：清除LCD面板通道之间偏移的方法
公开(公告)号：US08441473B2
公开(公告)日：2013-05-14
申请号：US12593102
申请日：2008-03-17
申请人： Dae-Keun Han , Dae-Seong Kim , Hyung-Seog Oh , Joon-Ho Na , Hyun-Ho Cho
发明人： Dae-Keun Han , Dae-Seong Kim , Hyung-Seog Oh , Joon-Ho Na , Hyun-Ho Cho
IPC分类号： G06F3/038
CPC分类号： G09G3/3614 , G09G3/3685 , G09G2320/0247
摘要： A method of removing offsets between channels of a liquid crystal panel is provided. The method includes: alternately arranging first type output buffers and second type output buffers for driving the pixels in units of at least two rows of the pixels; and arranging the first type output buffers and the second type output buffers in units of at least two columns of the pixels so that the output buffers with types opposite to those of previous two columns are arranged. The second type output buffers are embodied by switching connections among the differential transistors and connections among the load transistors in the first type output buffers.
摘要翻译：提供一种去除液晶面板通道之间偏移的方法。该方法包括：交替排列第一类型的输出缓冲器和第二类型的输出缓冲器，用于以至少两行像素为单位驱动像素; 并且以至少两列像素为单位布置第一类型输出缓冲器和第二类型输出缓冲器，使得排列具有与前两列相反类型的输出缓冲器。第二类型输出缓冲器通过在差分晶体管之间切换连接和在第一类型输出缓冲器中的负载晶体管之间的连接来实现。

6. 发明申请

US20110096054A1 LIQUID CRYSTAL DISPLAY PANEL DRIVING CIRCUIT 有权
标题翻译：液晶显示面板驱动电路
公开(公告)号：US20110096054A1
公开(公告)日：2011-04-28
申请号：US12912187
申请日：2010-10-26
申请人： Hyun-Ho CHO , Ji-Hun Kim , Joon-Ho Na , Hyung-Seog Oh , Dae-Seong Kim , Dae-Keun Han
发明人： Hyun-Ho CHO , Ji-Hun Kim , Joon-Ho Na , Hyung-Seog Oh , Dae-Seong Kim , Dae-Keun Han
IPC分类号： G09G3/36 , G09G5/00
CPC分类号： G09G3/3685 , G09G3/20 , G09G3/3696 , G09G2310/027
摘要： Disclosed is a liquid crystal display panel driving circuit for driving a liquid crystal display panel with a resolution of N bits. N-bit digital data including upper X bits and lower Y bits is inputted. The liquid crystal display panel driving circuit includes a resistor string unit according to areas, a DAC converter switching unit according to areas, and an interpolation amplifier. The resistor string unit outputs analog reference voltages at different ratios according to three areas. The DAC converter switching unit receives the N-bit digital data, selects (Y+1) analog voltages from the analog reference voltages based on the upper X bits, outputs the (Y+1) analog voltages, and outputs the (Y+1) analog voltages of different combinations based on the lower Y bits. The interpolation amplifier receives the (Y+1) analog voltages and generates an interpolated output voltage by setting weights for the (Y+1) analog voltages by using multi-factors.
摘要翻译：公开了一种以N位分辨率驱动液晶显示面板的液晶显示面板驱动电路。输入包括高X位和低Y位的N位数字数据。液晶显示面板驱动电路包括根据区域的电阻串单元，根据区域的DAC转换器切换单元和内插放大器。电阻串单元根据三个区域输出不同比例的模拟参考电压。 DAC转换器切换单元接收N位数字数据，从模拟参考电压基于高X位选择（Y + 1）模拟电压，输出（Y + 1）模拟电压，并输出（Y + 1））基于较低Y位的不同组合的模拟电压。内插放大器通过使用多因素设置（Y + 1）模拟电压的权重，接收（Y + 1）模拟电压并产生内插输出电压。

7. 发明申请

US20100118024A1 METHOD FOR REMOVING OFFSET BETWEEN CHANNELS OF LCD PANEL 有权
标题翻译：移除LCD面板通道之间偏移的方法
公开(公告)号：US20100118024A1
公开(公告)日：2010-05-13
申请号：US12593102
申请日：2008-03-17
申请人： Dae-Keun Han , Dae-Seong Kim , Hyung-Seog Oh , Joon-Ho Na , Hyun-Ho Cho
发明人： Dae-Keun Han , Dae-Seong Kim , Hyung-Seog Oh , Joon-Ho Na , Hyun-Ho Cho
IPC分类号： G09G3/36 , G06F3/038
CPC分类号： G09G3/3614 , G09G3/3685 , G09G2320/0247
摘要： A method of removing offsets between channels of a liquid crystal panel is provided. The method includes: alternately arranging first type output buffers and second type output buffers for driving the pixels in units of at least two rows of the pixels; and arranging the first type output buffers and the second type output buffers in units of at least two columns of the pixels so that the output buffers with types opposite to those of previous two columns are arranged. The second type output buffers are embodied by switching connections among the differential transistors and connections among the load transistors in the first type output buffers.
摘要翻译：提供一种去除液晶面板通道之间偏移的方法。该方法包括：交替排列第一类型的输出缓冲器和第二类型的输出缓冲器，用于以至少两行像素为单位驱动像素; 并且以至少两列像素为单位布置第一类型输出缓冲器和第二类型输出缓冲器，使得排列具有与前两列相反类型的输出缓冲器。第二类型输出缓冲器通过在差分晶体管之间切换连接和在第一类型输出缓冲器中的负载晶体管之间的连接来实现。

8. 发明授权

US08933919B2 Liquid crystal panel driving circuit for display stabilization 有权
标题翻译：液晶面板驱动电路，用于显示稳定
公开(公告)号：US08933919B2
公开(公告)日：2015-01-13
申请号：US13461317
申请日：2012-05-01
申请人： Yeong-Joon Son , Ji-Hun Kim , Sang-Min Lee , Joon-Ho Na , Hae-Won Lee
发明人： Yeong-Joon Son , Ji-Hun Kim , Sang-Min Lee , Joon-Ho Na , Hae-Won Lee
IPC分类号： G06F3/038 , G09G3/36
CPC分类号： G09G3/3685 , G09G2310/0248 , G09G2310/0297 , G09G2330/026 , G09G2330/027
摘要： Disclosed is a liquid crystal panel driving circuit of display stabilization, including: a plurality of output buffers buffering data voltage and supplying or cutting off the buffered data voltage to or from each of the plurality of data lines; an output MUX switch receiving outputs from two adjacent output buffers of the plurality of output buffers and transferring one of the two outputs to the plurality of data lines; a garbage switch connecting each of the plurality of data lines to a ground terminal; and a power on sensor or a power off sensor generating a power on or off reset signal in response to a turn on/off of a power supply voltage, wherein the output MUX switch is turned-off and the charge share switch and the garbage switch are turned-on, in response to the power on reset signal or the power off reset signal.
摘要翻译：公开了一种显示稳定化的液晶面板驱动电路，包括：缓冲数据电压的多个输出缓冲器，并向多个数据线中的每个数据线提供缓冲的数据电压或从其中切出缓冲的数据电压; 输出MUX开关，其接收来自所述多个输出缓冲器的两个相邻输出缓冲器的输出，并将所述两个输出中的一个传送到所述多条数据线; 将所述多条数据线中的每一条连接到接地端的垃圾开关; 以及响应于电源电压的接通/断开而产生电源接通/断开复位信号的电源接通传感器或断电传感器，其中所述输出MUX开关断开，并且所述电荷共享开关和所述垃圾开关响应于上电复位信号或断电复位信号而导通。

9. 发明申请

US20110128273A1 DISPLAY PANEL DRIVING CIRCUIT AND DRIVING METHOD USING THE SAME 审中-公开
标题翻译：显示面板驱动电路及使用其的驱动方法
公开(公告)号：US20110128273A1
公开(公告)日：2011-06-02
申请号：US12951745
申请日：2010-11-22
申请人： Hyun-Min SONG , Ji-Hun Kim , Young-Bok Kim , Joon-Ho Na
发明人： Hyun-Min SONG , Ji-Hun Kim , Young-Bok Kim , Joon-Ho Na
IPC分类号： G09G5/00
CPC分类号： G09G3/3685 , G09G3/3614 , G09G2310/0248 , G09G2310/0291 , G09G2310/0297 , G09G2330/023
摘要： A display panel driving circuit includes: N number of buffers (N is an integer no less than 1) configured to buffer data voltages and enable or disable supply of buffered signals in response to a charge sharing control signal; and N number of output multiplexers each configured to receive outputs of two adjacent buffers among outputs of the N number of buffers and transfer the output of one buffer or the outputs of the two buffers to a corresponding one of data lines in response to the charge sharing control signal.
摘要翻译：显示面板驱动电路包括：N个缓冲器（N是不小于1的整数），其被配置为缓冲数据电压，并响应于电荷共享控制信号启用或禁止提供缓冲信号; N个输出多路复用器，每个被配置为在N个缓冲器的输出中接收两个相邻缓冲器的输出，并且响应于电荷共享将一个缓冲器的输出或两个缓冲器的输出传送到相应的数据线控制信号。

10. 发明授权

US09129551B2 Driving circuit of display apparatus and driving chip 有权
标题翻译：显示设备和驱动芯片的驱动电路
公开(公告)号：US09129551B2
公开(公告)日：2015-09-08
申请号：US13422961
申请日：2012-03-16
申请人： Young-Gi Kim , Na-Ra Hong , Hye-Lan Kim , Joon-Ho Na
发明人： Young-Gi Kim , Na-Ra Hong , Hye-Lan Kim , Joon-Ho Na
IPC分类号： G06F3/038 , G09G3/20
CPC分类号： G09G3/20 , G09G2310/0275 , G09G2330/026 , G09G2370/08
摘要： Disclosed are a driving circuit of a display apparatus and a driving chip, which shuts off the output of image data, in a display apparatus in which a plurality of driving chips is connected to each other in a daisy chain method to correspond to a single display panel, when serial communication of the driving chips is not completed successfully, or when any one of the driving chips is not operated normally, thereby preventing an abnormal screen from being displayed.
摘要翻译：公开了一种显示装置和驱动芯片的驱动电路，其在多个驱动芯片以菊花链方式彼此连接以对应于单个显示器的显示装置中切断图像数据的输出当驱动芯片的串行通信未成功完成时，或者当任何一个驱动芯片不正常地操作时，从而防止显示异常屏幕。

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