Patent ID: 7414585

Claim:
An antenna assembly for use in a telecommunication device, the telecommunication device including a first printed circuit board and a second printed circuit board disposed right below and facing the first printed circuit board, the antenna assembly comprising: a radiating metal strip including a main strip section disposing on an upper surface of the first printed circuit board, a feeding strip section extending from said main strip section through a first through hole in the first printed circuit board toward the second printed circuit board, and a grounding strip section extending from said main strip section through a second through hole in the first printed circuit board toward the second printed circuit board; whereby, said feeding and grounding strip sections extending from said main strip section tend toward an upper surface of the second printed circuit board; wherein the telecommunication device is a mobile phone, the first printed board circuit board is an input keypad of the mobile phone, and the second printed circuit board is a main circuit board of the mobile phone.