Patent ID: 6204567
Filing Date: 2001-03-20
Classification: G02F,G09G,H01L

Abstract:
A liquid crystal apparatus having a liquid crystal display panel with a plurality of driver IC chips for driving the panel, each of said driver IC chips having a chip layout comprising:two sets of circuit portions, each set being composed of groups of stages that are arranged in rows, and the groups of stages of each set further forming a plurality of bit cells, with each bit cell containing said plurality of stages, wherein said two sets are separated from one another by a central region of the chip, which central region is formed between said sets along a first central line, said plurality of bit cells extend parallel to a second central line that is substantially perpendicular to the first central line;a plurality of output electrodes in communication with said sets and arranged in said central region of said chip in a direction along said first central line;a plurality of power source electrodes in said central region at ends of said output electrodes; anda plurality of dummy electrodes for alignment of said chip arranged at four corners of said chip.