Patent ID: 7005595

Claim:
A light-emitting keypad assembly adapted to be mounted on a substrate of a cellular phone, the substrate having a top surface and multiple contacts on the top surface, and the light emitting keypad assembly comprising: a silicon layer having a top; a bottom; and multiple protrusions formed on the bottom of the silicon layer and adapted for pressing respectively against the contacts on the substrate; an illuminating layer mounted on the top of the silicon layer and having a top; a waterproof protective layer formed on the top of the silicon layer; an electrode layer formed on a top of the waterproof protective layer; an insulation layer formed on a top of the electrode layer; and a light-emitting layer formed on a top of the insulation layer and made of a phosphor-powder compound; a mask layer being transparent and formed on the top of illuminating layer; and multiple keys formed on the top of mask layer.