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    • 2. 发明授权
    • Devices and methods of transmitting data, source drivers using the same, and liquid crystal display (LCD) devices having the same
    • 发送数据的装置和方法,使用其的源驱动器以及具有该数据的液晶显示器(LCD)装置
    • US07733838B2
    • 2010-06-08
    • US11743417
    • 2007-05-02
    • Jae-Wook KwonSung-Pil Choi
    • Jae-Wook KwonSung-Pil Choi
    • H04B7/216
    • G09G3/3674G09G2330/021G09G2330/06
    • A data transmission device for reducing power consumption includes a data source configured to provide data, a data transmission line having a plurality of data transmission sections, and data storage units respectively coupled to the data transmission sections. The respective data storage units determine whether the data storage units store the provided data, and store the provided data based on the determination result. The provided data is sequentially stored into the data storage units, from one end of the data storage units to the other end of the data storage units. A data transmission controller is configured to control the data transmission sections and to transmit the provided data to one of the data storage units. Therefore, the data transmission device may reduce electromagnetic interference (EMI) that is proportional to the current in the source driver.
    • 用于降低功耗的数据传输装置包括被配置为提供数据的数据源,具有多个数据传输部分的数据传输线以及分别耦合到数据传输部分的数据存储单元。 相应的数据存储单元确定数据存储单元是否存储提供的数据,并且基于确定结果来存储所提供的数据。 所提供的数据被顺序地存储到数据存储单元中,从数据存储单元的一端到数据存储单元的另一端。 数据传输控制器被配置为控制数据传输部分并将提供的数据发送到数据存储单元之一。 因此,数据传输设备可以减少与源驱动器中的电流成比例的电磁干扰(EMI)。
    • 3. 发明申请
    • Liquid crystal display drivers and methods for driving the same
    • 液晶显示驱动器及其驱动方法
    • US20070024562A1
    • 2007-02-01
    • US11396142
    • 2006-03-31
    • Sung-Pil Choi
    • Sung-Pil Choi
    • G09G3/36
    • G09G3/3688G09G3/3614G09G2310/0291G09G2310/0297G09G2310/08G09G2320/0233
    • Liquid crystal display drivers include a conversion control signal generator and an output driver. The conversion control signal generator is configured to generate a first conversion control signal and a second conversion control signal, offset from the first conversion control signal, based on an input clock signal and a polarity modulation signal for reversing polarity of pixel of the liquid crystal display. The output driver includes a plurality of amplifiers having input terminals whose polarities are reversed responsive to a selected one of the first conversion control signal or the second conversion control signal. The output driver is configured to selectively output corresponding output signals of the amplifiers as driving signals of the liquid crystal display based on the polarity modulation signal. Driving methods are also provided
    • 液晶显示驱动器包括转换控制信号发生器和输出驱动器。 转换控制信号发生器被配置为基于输入时钟信号和用于反转液晶显示器的像素极性的极性调制信号产生偏离第一转换控制信号的第一转换控制信号和第二转换控制信号 。 输出驱动器包括多个放大器,其具有响应于所选择的第一转换控制信号或第二转换控制信号之一的极性反转的输入端。 输出驱动器被配置为基于极性调制信号来选择性地输出放大器的相应输出信号作为液晶显示器的驱动信号。 还提供驾驶方法
    • 4. 发明申请
    • Devices and Methods of Transmitting Data, Source Drivers Using the Same, and Liquid Crystal Display (LCD) Devices Having the Same
    • 传输数据的设备和方法,使用其的源驱动器以及具有相同功能的液晶显示器(LCD)器件
    • US20080043701A1
    • 2008-02-21
    • US11743417
    • 2007-05-02
    • Jae Wook KwonSung-Pil Choi
    • Jae Wook KwonSung-Pil Choi
    • H04B7/216
    • G09G3/3674G09G2330/021G09G2330/06
    • A data transmission device for reducing power consumption includes a data source configured to provide data, a data transmission line having a plurality of data transmission sections, and data storage units respectively coupled to the data transmission sections. The respective data storage units determine whether the data storage units store the provided data, and store the provided data based on the determination result. The provided data is sequentially stored into the data storage units, from one end of the data storage units to the other end of the data storage units. A data transmission controller is configured to control the data transmission sections and to transmit the provided data to one of the data storage units. Therefore, the data transmission device may reduce electromagnetic interference (EMI) that is proportional to the current in the source driver.
    • 用于降低功耗的数据传输装置包括被配置为提供数据的数据源,具有多个数据传输部分的数据传输线以及分别耦合到数据传输部分的数据存储单元。 相应的数据存储单元确定数据存储单元是否存储提供的数据,并且基于确定结果来存储所提供的数据。 所提供的数据被顺序地存储到数据存储单元中,从数据存储单元的一端到数据存储单元的另一端。 数据传输控制器被配置为控制数据传输部分并将提供的数据发送到数据存储单元之一。 因此,数据传输设备可以减少与源驱动器中的电流成比例的电磁干扰(EMI)。
    • 6. 发明授权
    • Washing robot system for works
    • 清洗机器人系统作品
    • US06215268B1
    • 2001-04-10
    • US09474800
    • 1999-12-29
    • Sung-Pil Choi
    • Sung-Pil Choi
    • G05D100
    • F26B21/004B08B3/02B08B5/02B25J21/00F26B25/003
    • A washing robot system for works adapted to perform a washing operation with a minimum number of washing guns regardless of the number of areas to be washed formed at the work to speedily cope with change of types of the works, the system comprising: a washing room for preventing the washing solution from being spread while a works is washed and for restricting a worker from approaching thereto; an industrial robot for washing a predetermined area formed at the work in the washing room; a supply mechanism for supplying the washing solution and air to the robot gun mounted on the industrial robot; a conveying system for conveying the work into the washing room; and a control mechanism for controlling the industrial robot for washing the work.
    • 一种洗涤机器人系统,用于适于以最少数量的洗衣机执行洗涤操作的工件,而不管在工作中形成的待洗涤区域的数量如何,以快速地处理工件类型的改变,该系统包括:洗衣室 用于防止洗涤溶液在洗涤工件时被分散并限制工作人员接近洗涤液; 用于洗涤在清洗室中形成的工作中的预定区域的工业机器人; 用于将洗涤溶液和空气供给到安装在工业机器人上的机器人枪的供给机构; 用于将工件输送到洗涤室中的输送系统; 以及用于控制用于洗涤工作的工业机器人的控制机构。
    • 7. 发明授权
    • Data driver with bias voltage control circuit and display apparatus having the same
    • 具有偏置电压控制电路的数据驱动器和具有该偏置电压控制电路的显示装置
    • US08054280B2
    • 2011-11-08
    • US12109288
    • 2008-04-24
    • Sung-Pil ChoiDo-Youn KimJae-Wook KwonKi-Won Seo
    • Sung-Pil ChoiDo-Youn KimJae-Wook KwonKi-Won Seo
    • G09G3/36
    • G09G3/3685G09G3/3696G09G2310/027G09G2320/0233
    • A display apparatus including a display driver. The data driver includes a converter to receive and convert image data in digital form into data voltages in analog form, and to provide the data voltages to output buffers. The output buffers receive and buffer the data voltages based on bias voltages generated as part of a feedback path between a bias voltage control circuit and the output buffers. The data voltages are provided to a display part. Before the data voltages output from the output buffers are provided to the display part, the bias voltage control part receives data voltage from the output buffers to count a slew rate of the data voltage, and varies the voltage level of the bias voltage based on the counted result of the slew rate, thereby providing feedback to the output buffers. Accordingly, differences of the slew rate between the data voltages output from the output buffers may be decreased.
    • 一种显示装置,包括显示驱动器。 数据驱动器包括用于以数字形式接收图像数据并以模拟形式将其转换为数据电压的转换器,并将数据电压提供给输出缓冲器。 输出缓冲器基于作为偏置电压控制电路和输出缓冲器之间的反馈路径的一部分而产生的偏置电压来接收和缓冲数据电压。 数据电压被提供给显示部分。 在从输出缓冲器输出的数据电压被提供给显示部分之前,偏置电压控制部分从输出缓冲器接收数据电压以对数据电压的转换速率进行计数,并且基于该偏置电压来改变偏置电压的电压电平 计算转换速率的结果,从而向输出缓冲器提供反馈。 因此,可以减小从输出缓冲器输出的数据电压之间的转换速率的差异。
    • 10. 发明申请
    • Output driving circuits of output buffers for source driver integrated circuits
    • 用于源极驱动器集成电路的输出缓冲器的输出驱动电路
    • US20100134471A1
    • 2010-06-03
    • US12591482
    • 2009-11-20
    • Ki-Won SeoJae-Wook KwonDo-Yun KimSung-Pil Choi
    • Ki-Won SeoJae-Wook KwonDo-Yun KimSung-Pil Choi
    • G09G5/00
    • G09G3/3688G09G3/3614G09G2320/02
    • An output driving circuit is provided that may reduce power consumption by decreasing static current leakage in a liquid crystal display device. The output driving circuit of an output buffer of a source driver integrated circuit may include: an output driving unit including a pull-up transistor and a pull-down transistor coupled to a source line driving signal output terminal; and a sub output driving unit configured to perform an output driving operation together with the output driving unit during a normal operation period of an active horizontal synchronization signal and configured to be disabled during a period in which the horizontal synchronization signal is inactive in response to a control signal, in order to reduce static current leakage flowing through the output driving circuit. Current leakage is reduced in the inactive period of a horizontal synchronization signal in an output driving circuit, thereby reducing power consumption of a liquid crystal display device.
    • 提供一种输出驱动电路,其可以通过降低液晶显示装置中的静电流泄漏来降低功耗。 源极驱动器集成电路的输出缓冲器的输出驱动电路可以包括:输出驱动单元,包括耦合到源极线驱动信号输出端的上拉晶体管和下拉晶体管; 以及副输出驱​​动单元,被配置为在活动水平同步信号的正常操作期间内与所述输出驱动单元一起执行输出驱动操作,并且被配置为在所述水平同步信号响应于所述水平同步信号无效的时段期间被禁用 控制信号,以减少流过输出驱动电路的静电流泄漏。 在输出驱动电路中的水平同步信号的无效期间,电流泄漏减少,从而降低了液晶显示装置的功耗。