Patent ID: 11917754
Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An antenna module, comprising:
a circuit board, having a three-dimensional keep-out area, and having an upper surface and a lower surface opposite to each other, wherein the three-dimensional keep-out area is a up and down direction area of the circuit board, which is a normal direction area of the circuit board;
a metal piece, directly attached to one of the upper surface and the lower surface of the circuit board, and located in the keep-out area; and
an antenna, disposed on the circuit board and only located in the keep-out area, and directly attached to the other one of the upper surface and the lower surface of the circuit board, or disposed between the upper surface and the lower surface,
wherein the metal piece is electrically insulated from the antenna, and the keep-out area is not arranged with any wire for conducting electric current except for the antenna.