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    • 91. 发明申请
    • Apparatus and Method for Driving Display Panel
    • 驱动显示面板的装置和方法
    • US20080192031A1
    • 2008-08-14
    • US11870953
    • 2007-10-11
    • Bo-Young AnJoo-Hyung LeeSeung-Bin MoonMan-Seung Cho
    • Bo-Young AnJoo-Hyung LeeSeung-Bin MoonMan-Seung Cho
    • G09G5/00
    • G09G3/3611G09G3/2096G09G5/39G09G2340/16
    • An apparatus for driving a display panel includes a timing control part, a line memory part, a frame memory part and an image compensation part. The timing control part receives a horizontal synchronizing signal from an external system via a CPU interface process. The line memory part stores an image signal of an n-th frame in a line unit, based on the horizontal synchronizing signal. The frame memory part stores an image signal of an (n-1)-th frame based on the horizontal synchronizing signal. The image compensation part generates a compensated image signal of the n-th frame using the image signals of the n-th and (n-1)-th frames, which are respectively outputted from the line memory part and the frame memory part, based on the horizontal synchronizing signal. Accordingly, display quality in a CPU interface mode may be enhanced.
    • 用于驱动显示面板的装置包括定时控制部分,行存储部分,帧存储部分和图像补偿部分。 定时控制部经由CPU接口处理从外部系统接收水平同步信号。 行存储器部分基于水平同步信号以行单位存储第n帧的图像信号。 帧存储器部分基于水平同步信号存储第(n-1)帧的图像信号。 图像补偿部分使用分别从行存储器部分和帧存储器部分输出的第n和第(n-1)帧的图像信号,生成第n帧的补偿图像信号 在水平同步信号上。 因此,可以提高CPU接口模式中的显示质量。
    • 92. 发明申请
    • Display device and method of controlling touch detection unit
    • 显示装置和控制触摸检测单元的方法
    • US20070200833A1
    • 2007-08-30
    • US11710324
    • 2007-02-22
    • Jong-Woung ParkJoo-Hyung LeeKee-Han UhMan-Seung Cho
    • Jong-Woung ParkJoo-Hyung LeeKee-Han UhMan-Seung Cho
    • G06F3/041
    • G06F3/0416G06F1/3203G06F1/3262
    • A display device may include a display panel, a plurality of pixels that are disposed on the display panel, a plurality of sensing units that are disposed on the display panel to generate sensing signals based on touch of the display panel, a sensing signal processor that receives the sensing signals and performs predetermined signal processes to generate sensing data, and a touch detection unit. The touch detection unit may include a first controller that determines, based on the sensing data from the sensing signal process, whether or not there is a touch occurrence of the sensing units and whether or not the sensing signal is in an appropriate state. The touch detection unit may also include a second controller that determines the touch occurrence and touch positions on the sensing units based on the sensing data and controls the sensing signals to be in the desired range.
    • 显示装置可以包括显示面板,布置在显示面板上的多个像素,设置在显示面板上以产生基于显示面板的触摸的感测信号的多个感测单元,感测信号处理器 接收感测信号并执行预定的信号处理以产生感测数据,以及触摸检测单元。 触摸检测单元可以包括第一控制器,其基于来自感测信号处理的感测数据确定感测单元是否存在触摸发生以及感测信号是否处于适当的状态。 触摸检测单元还可以包括第二控制器,其基于感测数据确定感测单元上的触摸发生和触摸位置,并且将感测信号控制在期望的范围内。
    • 93. 发明申请
    • Touch sensitive display device
    • 触敏显示设备
    • US20070195032A1
    • 2007-08-23
    • US11706804
    • 2007-02-14
    • Joo-Hyung LeeJun-Hee MoonSang-Jin PakYoung-Joon ChoiMyung-Woo Lee
    • Joo-Hyung LeeJun-Hee MoonSang-Jin PakYoung-Joon ChoiMyung-Woo Lee
    • G09G3/36
    • G06F3/0412G09G3/3648G09G2300/0408G09G2310/0267G09G2330/021
    • A liquid crystal display includes a first display panel, a second display panel, a liquid crystal layer, a plurality of sensing data lines formed on the second display panel, a plurality of variable capacitors connected to the sensing data lines and a first voltage of which capacitance is changed depending on pressure, a plurality of reference capacitors connected to the sensing data lines and a second voltage, and a plurality of output units connected to the sensing data lines which generate sensing signals on the basis of sensing data signals that flow through the sensing data lines. The magnitude of the first voltage has a first level and a second level that is different from the first level, and the magnitude of the second voltage is constant. A time period for maintaining the first voltage at the second level in a interval for reading the sensing signal is at least 1H, and the sensing signal is generated while maintaining the first voltage at the second level. Accordingly, a time for outputting the sensing signal is increased and sensitivity of the sensing unit is improved, thereby increasing reliability of the sensing signal.
    • 液晶显示器包括第一显示面板,第二显示面板,液晶层,形成在第二显示面板上的多个感测数据线,连接到感测数据线的多个可变电容器及其第一电压, 电容根据压力而变化,连接到感测数据线的多个参考电容器和第二电压,以及连接到感测数据线的多个输出单元,其基于检测数据信号产生感测信号,该数据信号流过 感测数据线。 第一电压的幅度具有与第一电平不同的第一电平和第二电平,并且第二电压的幅度是恒定的。 用于在用于读取感测信号的间隔中将第一电压保持在第二电平的时间段至少为1H,并且在将第一电压保持在第二电平的同时产生感测信号。 因此,输出感测信号的时间增加,感测单元的灵敏度提高,从而提高感测信号的可靠性。
    • 94. 发明申请
    • THIN FILM TRANSISTOR ARRAY PANEL
    • 薄膜晶体管阵列
    • US20070064165A1
    • 2007-03-22
    • US11558170
    • 2006-11-09
    • Joo-Hyung LeeDong-Gyu KimWoon-Yong Park
    • Joo-Hyung LeeDong-Gyu KimWoon-Yong Park
    • G02F1/1333
    • G02F1/136204G02F2001/133388
    • A data line and an amorphous silicon pattern are formed on a substrate. The first electrode pattern is extended from the data line and overlaps an edge of the amorphous silicon pattern. The second electrode pattern is made of the same metal as the first electrode pattern and overlaps the edge of the amorphous silicon pattern at an opposite side of the first electrode pattern. Edges of the first and the second electrode patterns are sharply formed so that a tunneling effect easily occurs through the amorphous silicon pattern. An indium-tin-oxide pattern for a capacitor is formed at the end of the second electrode pattern. The capacitor is formed between the ITO pattern and a common electrode.
    • 在基板上形成数据线和非晶硅图案。 第一电极图案从数据线延伸并与非晶硅图案的边缘重叠。 第二电极图案由与第一电极图案相同的金属制成,并且在第一电极图案的相对侧与非晶硅图案的边缘重叠。 尖锐地形成第一和第二电极图案的边缘,使得通过非晶硅图案容易发生隧道效应。 在第二电极图案的末端形成用于电容器的铟锡氧化物图案。 电容器形成在ITO图案和公共电极之间。
    • 95. 发明申请
    • TOUCH SENSITIVE DISPLAY DEVICE AND DRIVING APPARATUS AND METHOD THEREOF
    • 触摸敏感显示装置及驱动装置及其方法
    • US20070063991A1
    • 2007-03-22
    • US11533910
    • 2006-09-21
    • Joo-Hyung LeeKee-Han UhJong-Woung Park
    • Joo-Hyung LeeKee-Han UhJong-Woung Park
    • G09G5/00
    • G06F3/044G06F1/3203G06F1/3262G06F3/0412Y02D50/20
    • A display device includes a display panel, a plurality of pixels formed on the display panel, a plurality of sensing units formed on the display panel and generating sensor output signals in response to a touch exerted on the display panel, a sensing signal processor receiving and processing an analog sensor data signal originated from the sensor output signals to generate a digital sensor data signal, a first touch-determination unit detecting whether a touch exists based on the digital sensor data signal for a plurality of frames, and operating in a power saving mode, and a second touch-determination unit detecting whether and where a touch exists based on the digital sensor data signal for the plurality of frames, and operating in a normal mode. The display device includes hardwired logic units for detecting the touch, it detects the touch using the hardwired logic units in the power saving mode and converts the operation mode to the normal mode when the touch is detected, thus reducing power consumption.
    • 显示装置包括显示面板,形成在显示面板上的多个像素,多个感测单元,形成在显示面板上,并且响应于施加在显示面板上的触摸而产生传感器输出信号;感测信号处理器接收和 处理源自传感器输出信号的模拟传感器数据信号,以生成数字传感器数据信号;第一触摸确定单元,基于多个帧的数字传感器数据信号检测是否存在触摸,并且以省电操作 模式,以及第二触摸确定单元,其基于所述多个帧的数字传感器数据信号来检测是否存在触摸和在哪里存在,并且以正常模式操作。 显示装置包括用于检测触摸的硬连线逻辑单元,其在省电模式下使用硬连线逻辑单元检测触摸,并且当检测到触摸时将操作模式转换为正常模式,从而降低功耗。
    • 97. 发明申请
    • Sensing circuit and display device having the same
    • 感应电路和具有相同的显示装置
    • US20070030255A1
    • 2007-02-08
    • US11440184
    • 2006-05-24
    • San-Jin PakYoung-Jun ChoiMan-Seung ChoJoo-Hyung LeeMyung-Woo Lee
    • San-Jin PakYoung-Jun ChoiMan-Seung ChoJoo-Hyung LeeMyung-Woo Lee
    • G09G5/00
    • G06F3/044
    • A sensing circuit is provided that senses an externally provided pressure on a panel, and includes a sensing capacitor, a first switching element, a second switching element and a third switching element; where the sensing capacitor includes a sensing electrode on the first substrate, the insulating layer and the opposite electrode; the sensing capacitor varies a capacitance based on the externally provided pressure; the first switching element is electrically connected to the sensing electrode to charge the sensing capacitor based on a first switching signal; the second switching element outputs a current based on a second switching signal and a first voltage; the third switching element is electrically connected to the sensing electrode to control the current based on the variation of the capacitance of the sensing capacitor to generate a sensing signal; and where a thickness is decreased, and an image display quality is improved.
    • 提供一种感测电路,其感测面板上的外部提供的压力,并且包括感测电容器,第一开关元件,第二开关元件和第三开关元件; 其中感测电容器包括在第一基板上的感测电极,绝缘层和相对电极; 感测电容器根据外部提供的压力改变电容; 第一开关元件电连接到感测电极,以基于第一开关信号对感测电容器充电; 第二开关元件基于第二开关信号和第一电压输出电流; 第三开关元件电连接到感测电极,以基于感测电容器的电容的变化来控制电流以产生感测信号; 并且其中厚度减小,并且图像显示质量得到改善。
    • 98. 发明申请
    • Phase shifter having power dividing function
    • 移相器具有功率分配功能
    • US20060164185A1
    • 2006-07-27
    • US10564396
    • 2004-07-14
    • Jae-Hoon TaeYong-Ju LeeMyoung-Kulk KimJoo-Sung ParkJoo-Hyung Lee
    • Jae-Hoon TaeYong-Ju LeeMyoung-Kulk KimJoo-Sung ParkJoo-Hyung Lee
    • H01P1/18
    • H01P1/184H01Q1/246H01Q3/32
    • Disclosed is a phase shifter having a power dividing function. The phase shifter includes: an input port for receiving a radio frequency (RF) signal; a power dividing unit for dividing the RF signal into a first divided signal of which phase is to be varied and a second divided signal having a fixed phase value; a first output port for outputting the second divided signal having the fixed phase value; a phase shift unit for dividing the first divided signal into a third divided signal and a fourth divided signal wherein the third divided signal and the fourth divided signal move in opposite directions; a phase delay unit for shifting phase of the third divided signal and the fourth divided signal based on a difference in a path length of the third divided signal and the fourth divided signal, to thereby generate phase-shifted signals; and at least two second output ports connected to the phase delay unit, for outputting the phase-shifted signals.
    • 公开了具有功率分配功能的移相器。 移相器包括:用于接收射频(RF)信号的输入端口; 功率分配单元,用于将RF信号划分为要改变相位的第一分频信号和具有固定相位值的第二分频信号; 第一输出端口,用于输出具有固定相位值的第二分频信号; 用于将第一划分信号划分为第三分频信号和第四分频信号的相移单元,其中第三分频信号和第四分频信号沿相反方向移动; 相位延迟单元,用于基于第三分频信号和第四分频信号的路径长度的差异来移位第三分频信号和第四分频信号的相位,从而产生相移信号; 以及连接到相位延迟单元的至少两个第二输出端口,用于输出相移信号。
    • 100. 发明申请
    • Display device and driving device thereof
    • 显示装置及其驱动装置
    • US20060097976A1
    • 2006-05-11
    • US11272104
    • 2005-11-08
    • Joo-Hyung LeeHyung-Guel Kim
    • Joo-Hyung LeeHyung-Guel Kim
    • G09G3/36
    • G09G3/3648G06F3/0412G09G2360/14
    • A device of driving a display device according to an embodiment of the present invention is provided. The display device includes a plurality of display circuits, a plurality of sensing circuits, and a plurality of data lines connected to the display circuits and the sensing circuits. The driving device includes: an image data driver converting image signals into image data signals and applying the image data signals to a first set of the data lines; a sensing signal processor receiving analog sensor data signals from a second set of the data lines and processing the sensor data signals to generate digital sensor data signals; and a signal controller receiving the image signals from an external device and controlling the image data driver and the sensing signal processor, wherein the image data driver, the sensing signal processor, and the signal controller are integrated in a single integrated circuit chip.
    • 提供了根据本发明的实施例的驱动显示装置的装置。 显示装置包括多个显示电路,多个感测电路和连接到显示电路和感测电路的多条数据线。 驱动装置包括:图像数据驱动器,将图像信号转换为图像数据信号,并将图像数据信号应用于第一组数据线; 感测信号处理器,从第二组数据线接收模拟传感器数据信号,并处理传感器数据信号以产生数字传感器数据信号; 以及信号控制器,其从外部设备接收图像信号并控制图像数据驱动器和感测信号处理器,其中图像数据驱动器,感测信号处理器和信号控制器集成在单个集成电路芯片中。