Patent ID: 6137466
Filing Date: 2000-10-24
Classification: G09G

Abstract:
A liquid crystal display (LCD) driver module, the LCD driver module driving a multiplexed LCD display panel having a plurality of rows and a plurality of columns, the LCD driver module comprising:a plurality of row drivers coupled to the display panel, the plurality of row drivers having a plurality of output terminals, the plurality of output terminals for providing LCD strobe signals, the plurality of output terminals corresponding to a plurality of LCD rows;a memory, the memory storing window coordinate information, the window coordinate information defining a display window corresponding to a first set of rows from the plurality of output terminals and a common area corresponding to a second set of rows from the plurality of output terminals;a row driver control unit coupled to the plurality of row drivers and the memory unit, the row driver control unit providing at least one control signal to the plurality of row drivers according to the window coordinate information; anda shift register where a first data to be displayed is shifted through the shift register in a first direction and a second data to be displayed is shifted through the shift register in a second direction, andwherein the plurality of row drivers provide LCD strobe signals to each row of the first set of rows sequentially and provide LCD strobe signals to the second set of rows in parallel, wherein the LCD strobe signals are provided to each of the first set of rows during a first time period and the LCD strobe signals provided to the second set of rows are provided during a second time period equal to the first time period.