DRIVING APPARATUS FOR DISPLAY
    1.
    发明申请
    DRIVING APPARATUS FOR DISPLAY 审中-公开
    驱动装置用于显示

    公开(公告)号:US20090051676A1

    公开(公告)日:2009-02-26

    申请号:US11930888

    申请日:2007-10-31

    IPC分类号: G09G5/00 H03M1/66

    摘要: A driving apparatus for a display is provided. The driving apparatus for a display comprises: a digital/analog converter for receiving an input voltage lower than a source voltage used in a buffer amplifier for output driving, generating a plurality of reference voltages, and selecting a reference voltage corresponding to an M (M is a positive integer) bit data signal; and an amplifier for amplifying the reference voltage selected by the digital/analog converter. Therefore, a circuit area and power consumption of the driving apparatus for a display can be minimized.

    摘要翻译: 提供了一种用于显示器的驱动装置。 用于显示器的驱动装置包括:数字/模拟转换器,用于接收低于用于输出驱动的缓冲放大器中使用的源电压的输入电压,产生多个参考电压,以及选择对应于M(M 是一个正整数)位数据信号; 以及用于放大由数字/模拟转换器选择的参考电压的放大器。 因此,可以使用于显示器的驱动装置的电路面积和功耗最小化。

    Driving apparatus for display
    2.
    发明授权
    Driving apparatus for display 有权
    显示驱动装置

    公开(公告)号:US07764212B2

    公开(公告)日:2010-07-27

    申请号:US11930850

    申请日:2007-10-31

    IPC分类号: H03M1/66

    摘要: A driving apparatus for a display is provided. The driving apparatus for a display comprises a reference voltage generator, a digital-to-analog converter, and an output unit. The reference voltage generator generates a plurality of reference voltages, and receives a difference value between two adjacent reference voltages and generates a plurality of sub reference voltages. The digital-to-analog converter selects one of the reference voltages and outputs the selected reference voltage as a first analog signal. The digital-to-analog converter selects one of the sub reference voltages and outputs the selected reference voltage as a second analog signal. The output unit processes, by addition or subtraction, the first and second analog signals for output.

    摘要翻译: 提供了一种用于显示器的驱动装置。 用于显示器的驱动装置包括参考电压发生器,数模转换器和输出单元。 参考电压发生器产生多个参考电压,并且接收两个相邻参考电压之间的差值,并产生多个子参考电压。 数模转换器选择参考电压之一并输出所选择的参考电压作为第一模拟信号。 数模转换器选择一个子参考电压,并输出所选择的参考电压作为第二模拟信号。 输出单元通过加法或减法处理第一和第二模拟信号以进行输出。

    DRIVING APPARATUS FOR DISPLAY
    3.
    发明申请
    DRIVING APPARATUS FOR DISPLAY 有权
    驱动装置用于显示

    公开(公告)号:US20090051575A1

    公开(公告)日:2009-02-26

    申请号:US11930850

    申请日:2007-10-31

    IPC分类号: H03M1/66

    摘要: A driving apparatus for a display is provided. The driving apparatus for a display comprises a reference voltage generator, a digital-to-analog converter, and an output unit. The reference voltage generator generates a plurality of reference voltages, and receives a difference value between two adjacent reference voltages and generates a plurality of sub reference voltages. The digital-to-analog converter selects one of the reference voltages and outputs the selected reference voltage as a first analog signal. The digital-to-analog converter selects one of the sub reference voltages and outputs the selected reference voltage as a second analog signal. The output unit processes, by addition or subtraction, the first and second analog signals for output.

    摘要翻译: 提供了一种用于显示器的驱动装置。 用于显示器的驱动装置包括参考电压发生器,数模转换器和输出单元。 参考电压发生器产生多个参考电压,并且接收两个相邻参考电压之间的差值,并产生多个子参考电压。 数模转换器选择参考电压之一并输出所选择的参考电压作为第一模拟信号。 数模转换器选择一个子参考电压,并输出所选择的参考电压作为第二模拟信号。 输出单元通过加法或减法处理第一和第二模拟信号以进行输出。

    High resolution digital-to-analog converter
    4.
    发明授权
    High resolution digital-to-analog converter 失效
    高分辨率数模转换器

    公开(公告)号:US07515081B2

    公开(公告)日:2009-04-07

    申请号:US11754431

    申请日:2007-05-29

    IPC分类号: H03M1/66

    CPC分类号: H03M1/745

    摘要: A digital-to-analog converter comprises a current supplier, a current divider dividing current supplied from the current supplier into certain amounts, an inverter outputting inverted signals of input signals and non-inverted signals, a switch controlling a flow of the current divided into the certain amounts by the current divider according to the inverted signals and the non-inverted signals, and a current output block adding up the current divided into the certain amounts according to the non-inverted signals to output an analog signal. The digital-to-analog converter can be implemented on a small chip area with desired resolution.

    摘要翻译: 一个数模转换器包括一个当前供应商,一个分流器,从当前供应商提供一定的电流,反相器输出反相信号的输入信号和非反相信号;一个开关控制电流分流 根据反相信号和非反相信号通过电流除法器确定一定量,以及根据非反相信号将分成一定量的电流相加的电流输出块,以输出模拟信号。 数模转换器可以在具有所需分辨率的小芯片区域上实现。

    Digital-To-Analog Converter
    5.
    发明申请
    Digital-To-Analog Converter 失效
    数模转换器

    公开(公告)号:US20070290911A1

    公开(公告)日:2007-12-20

    申请号:US11754431

    申请日:2007-05-29

    IPC分类号: H03M1/66

    CPC分类号: H03M1/745

    摘要: A digital-to-analog converter comprises a current supplier, a current divider dividing current supplied from the current supplier into certain amounts, an inverter outputting inverted signals of input signals and non-inverted signals, a switch controlling a flow of the current divided into the certain amounts by the current divider according to the inverted signals and the non-inverted signals, and a current output block adding up the current divided into the certain amounts according to the non-inverted signals to output an analog signal. The digital-to-analog converter can be implemented on a small chip area with desired resolution.

    摘要翻译: 一个数模转换器包括一个当前供应商,一个分流器,从当前供应商提供一定的电流,反相器输出反相信号的输入信号和非反相信号;一个开关控制电流分流 根据反相信号和非反相信号通过电流除法器确定一定量,以及根据非反相信号将分成一定量的电流相加的电流输出块,以输出模拟信号。 数模转换器可以在具有所需分辨率的小芯片区域上实现。

    DATA DRIVING CIRCUIT AND ORGANIC LIGHT EMITTING DISPLAY COMPRISING THE SAME
    6.
    发明申请
    DATA DRIVING CIRCUIT AND ORGANIC LIGHT EMITTING DISPLAY COMPRISING THE SAME 审中-公开
    数据驱动电路和包含该数据的有机发光显示器

    公开(公告)号:US20080122819A1

    公开(公告)日:2008-05-29

    申请号:US11945881

    申请日:2007-11-27

    IPC分类号: G09G5/00 G09G3/30

    摘要: Provided are a data driving circuit of an organic light emitting display and an organic light emitting display comprising the same. The organic light emitting display comprises a reference pixel controller, a data driver, and a display panel. The reference pixel controller comprises a light detector for detecting an amount of light emission of a reference pixel and outputting a first control signal thereof and a reference current controller for outputting a second control signal controlling an amount of a reference current according to the first control signal. The data driver comprises a current source for outputting a current having the same amount as the reference current according to the second control signal and a digital-analog converter for outputting a data current by scaling the current having the same amount as the reference signal to be proportioned to a data signal. The display panel formed of pixels, each of which comprises an organic light emitting device that emits light in accordance with the data current.

    摘要翻译: 提供有机发光显示器的数据驱动电路和包括该有机发光显示器的有机发光显示器。 有机发光显示器包括参考像素控制器,数据驱动器和显示面板。 参考像素控制器包括用于检测参考像素的发光量并输出其第一控制信号的光检测器和用于根据第一控制信号输出控制参考电流量的第二控制信号的参考电流控制器 。 数据驱动器包括用于根据第二控制信号输出与参考电流相同量的电流的电流源和用于通过将具有与参考信号相同量的电流进行缩放以输出数据电流的数模转换器 与数据信号成比例。 由像素形成的显示面板,每个像素包括根据数据电流发光的有机发光器件。

    ORGANIC LIGHT EMITTING DIODE DRIVER
    9.
    发明申请
    ORGANIC LIGHT EMITTING DIODE DRIVER 审中-公开
    有机发光二极管驱动器

    公开(公告)号:US20120032991A1

    公开(公告)日:2012-02-09

    申请号:US13034060

    申请日:2011-02-24

    IPC分类号: G09G5/00 G09G3/14 G09G5/10

    摘要: There is provided an organic light emitting diode driver being capable of compensating for pixel deterioration in real time during the driving of pixels by selectively compensating pixels, requiring compensation, for the deterioration thereof. The organic light emitting diode driver includes a converting unit converting input data into compensation data used to selectively compensate for pixel deterioration depending on whether the input data has been calibrated or not; a driving unit driving pixels of a pixel unit based on the compensation data from the converting unit; and a compensating unit providing the converting unit with a deterioration compensation signal based on deterioration information obtained from a pixel driven by the driving unit.

    摘要翻译: 提供了一种有机发光二极管驱动器,其能够通过选择性地补偿要求补偿的劣化的像素来补偿在像素驱动期间实时的像素劣化。 有机发光二极管驱动器包括转换单元,其将输入数据转换成用于根据输入数据是否被校准来选择性地补偿像素劣化的补偿数据; 基于来自所述转换单元的补偿数据驱动像素单元的像素的驱动单元; 以及补偿单元,其基于从由所述驱动单元驱动的像素获得的劣化信息,向所述转换单元提供劣化补偿信号。