Mobile Device Having An Interior Multiband Antenna And a Partially Metal Back

摘要

A mobile device having an interior multiband antenna and a partially metal back is provided. The device comprises: a back side comprising: a conducting central portion; non-conducting portions comprising respective widths from respective end edges of the back side to the conducting central portion, the conducting central portion separating the non-conducting portions; an interior chassis covered by the back side; antennas located on the interior chassis behind each of the non-conducting portions, each of the antennas comprising at least two respective radiating arms configured to resonate in at least three frequency ranges; one or more antenna feeds connected to each of the antennas; and, a switch configured to select one or more of the antennas for operation.

主权项

1. A device comprising:
a back side comprising: a conducting central portion; a first non-conducting portion comprising a first width from first end edge of the back cover to the conducting central portion; and a second non-conducting portion opposite the first non-conducting portion, comprising a second width from a second end edge of the back cover to the conducting central portion, the conducting central portion separating the first non-conducting portion and the second non-conducting portion; an interior chassis covered by the back side; a first antenna located on the interior chassis behind the first non-conducting portion; a second antenna located on the interior chassis behind the second non-conducting portion, each of the first antenna and the second antenna comprising at least two respective radiating arms configured to resonate in at least three frequency ranges; one or more antenna feeds connected to each of the first antenna and the second antenna; and, a switch configured to select one or more of the first antenna and the second antenna for operation.