Liquid crystal display device

摘要

In a liquid crystal display device, a second substrate includes a detection electrode of a touch panel, pixels include pixel electrodes and counter electrodes, the counter electrodes are divided into a plurality of blocks, the counter electrodes of the divided blocks are provided in common to the pixels on a plurality of display lines being side by side, the counter electrodes of the divided blocks are used as scanning electrodes of the touch panel as well, the liquid crystal display device includes a semiconductor chip configured to supply a counter voltage and a touch panel scanning voltage to the counter electrodes of the divided blocks, the semiconductor chip includes a first terminal group formed on a side of a display area side configured by the plurality of pixels.

主权项

1. A liquid crystal display device comprising:
a first substrate; a second substrate including a detection electrode of a touch panel; liquid crystal held between the first substrate and the second substrate; pixel electrodes and counter electrodes configured to control orientation of the liquid crystal in each of a plurality of pixels arranged in a matrix shape; and a semiconductor chip configured to supply a counter voltage and a touch panel scanning voltage to the counter electrodes, wherein the counter electrodes are divided into a plurality of blocks, common to the pixels on a plurality of display lines being side by side, and used as scanning electrodes of the touch panel as well, and in the semiconductor chip, terminals for supplying the counter voltage and the touch panel scanning voltage to the counter electrodes of the divided blocks are a plurality of terminals arranged on both sides of the semiconductor chip in a first terminal group formed on a side of a display area side, which is configured by the plurality of pixels, of the semiconductor chip.