Patent ID: 7679015

Claim:
A keypad assembly comprising: a pressing surface layer having at least one profile formed thereon; a pattern layer mounted to the pressing surface layer and having at least one icon formed thereon, the at least one icon corresponding to the at least one profile; an elastic layer located under the pattern layer and having at least one column formed thereon, the at least one column corresponding to the at least one icon; a light guiding layer located under the elastic layer and having at least one focusing area formed thereon, the at least one focusing area corresponding to the at least one column; and a pressing bottom layer located under the light guiding layer and having a metal mesh printed on one surface and at least one metal dome on the other surface opposite to the metal mesh, the at least one metal dome corresponding to the at least one focusing area, the metal mesh abutting the light guiding layer to eliminate static electricity of the light guiding layer.