MOBILE COMMUNICATION DEVICE AND MANUFACTURING METHOD THEREOF

摘要

A mobile communication device includes a metallic housing, a main board mounted within the metallic housing, and an antenna portion and a grounding portion, the antenna portion including at least a first antenna and a second antenna, wherein these antennas share a common radiation part formed by a metallic cover piece, a metallic surrounding piece, an insulating piece, and a connection piece; the cover piece is grounded, the grounding portion including a first grounding point and a second grounding point both provided on the main board, respectively located laterally to the connection piece and abutting against the metallic surrounding piece. A corresponding manufacturing method of the mobile communication device is also related.

主权项

1. A mobile communication device, comprising:
a metallic housing; a main board mounted within the metallic housing; an antenna portion, comprising a common radiation part and a feed part on the main board, the common radiation part comprising a metallic cover piece which is grounded and connects to the metallic housing, a metallic surrounding piece connecting to both the metallic housing and the metallic cover piece, an insulating piece for forming isolation between any two of the metallic housing, the metallic cover piece and the metallic surrounding piece, and a connection piece for electrically connecting the metallic cover piece to the metallic surrounding piece, the feed part comprising at least a first feed point and a second feed point respectively mounted on the main board, laterally to the connection piece and abutting against the metallic cover piece; and a grounding portion, comprising a first grounding point and a second grounding point both provided on the main board, respectively located laterally to the connection piece and abutting against the metal surrounding piece.