公开(公告)号：US20030071779A1

公开(公告)日：2003-04-17

申请号：US10125523

申请日：2002-04-19

Applicant: LG. Philips LCD Co., Ltd.

Inventor： Seok Woo Lee ,  Su Kyung Choi

IPC: G09G003/36

CPC classification number: G09G3/2011 ,  G09G3/3688 ,  G09G2310/027 ,  G09G2310/0297

Abstract: A data driving apparatus for a liquid crystal display includes a digital-to-analog converter part for converting input pixel data into a plurality of pixel signals and time-dividing the converted pixel data signals to time-divided pixel signals, wherein the number of the converted pixel signals is greater than that of the time-divided pixel signals, at least two output buffer parts for sequentially receiving the pixel signals from the digital-to-analog converter part, buffering the time-divided pixel signals, and outputting the buffered time-divided pixel signals to a plurality of data lines, at least two of the plurality of output buffer parts being commonly connected to the digital-to-analog converter part, and a timing controller for controlling the digital-to-analog converter part and the output buffer parts and time-dividing the pixel data supplied to the digital-to-analog converter part into at least two regions to sequentially supply the time-divided pixel data to the data lines.

Abstract translation: 一种用于液晶显示器的数据驱动装置，包括用于将输入像素数据转换为多个像素信号并将经转换的像素数据信号分时间划分为时分像素信号的数模转换器部件，其中， 转换像素信号大于时分像素信号的至少两个输出缓冲器部分，用于顺序地从数模转换器部分接收像素信号，缓冲时分像素信号，并输出缓冲时间 所述多个输出缓冲器部分中的至少两个共同连接到所述数模转换器部分，以及定时控制器，用于控制所述数模转换器部分和所述数模转换器部分， 输出缓冲器部分，并且将提供给数模转换器部分的像素数据时分为至少两个区域，以将分时的像素数据顺序地提供给数据线 。

公开(公告)号：US20030071778A1

公开(公告)日：2003-04-17

申请号：US10125542

申请日：2002-04-19

Applicant: LG. Philips LCD Co., Ltd.

Inventor： Seok Woo Lee ,  Su Kyung Choi

IPC: G09G003/36

CPC classification number: G09G3/2011 ,  G09G3/3614 ,  G09G3/3688 ,  G09G2310/027 ,  G09G2310/0297

Abstract: A data driving apparatus for a liquid crystal display includes a plurality of output buffer integrated circuits for buffering a plurality of pixel signals and outputting the plurality of pixel signals to a plurality of data lines; a plurality of digital to analog converter integrated circuits, each of which are commonly connected to input terminals of at least two of the plurality of output buffer integrated circuits, for converting input pixel data to the plurality of pixel signals and selectively outputting the plurality of pixel signals to the at least two output buffer integrated circuits; and timing control means for controlling the plurality of digital to analog converter integrated circuits and making a time division of the pixel data into at least two regions to sequentially supply the pixel data to the plurality of data lines.

Abstract translation: 一种用于液晶显示器的数据驱动装置包括：多个输出缓冲器集成电路，用于缓冲多个像素信号，并将多个像素信号输出到多个数据线; 多个数模转换器集成电路，其各自共同连接到多个输出缓冲器集成电路中的至少两个的输入端，用于将输入像素数据转换为多个像素信号，并选择性地输出多个像素 至少两个输出缓冲器集成电路的信号; 以及定时控制装置，用于控制多个数模转换器集成电路，并且将像素数据的时分分成至少两个区域，以将像素数据顺序地提供给多条数据线。