Patent ID: 7742142

Claim:
A display, comprising: a display panel; and a package structure of chip on a flexible printed circuit board (chip on FPC) comprising: a flexible printed circuit board, disposed on a side of the display panel, wherein the flexible printed circuit board comprises a plurality of isolation layers and a conductive layer disposed between the isolation layers; a chip, comprising a plurality of contact points, disposed on the flexible printed circuit board, wherein the contact points are electrically connected to the conductive layer; and a protrusion, disposed on the flexible printed circuit board between the chip and the isolation layers, wherein the protrusion material composition comprises a non-conducting material, the protrusion is adhered onto one of the isolation layers, a part of the one of the isolation layers covers the conductive layer, and the part of the one of the isolation layers without any slit or blank is located directly under the protrusion and contacts the protrusion.