Patent ID: 9685693
Date: 2017-06-20
CPC Classifications: H01Q

Claim:
1. A device comprising: a back cover comprising a non-conducting chassis having an interior surface and an exterior surface; an internal chassis separated from the back cover; a first exterior radiating arm located on the exterior surface of the non-conducting chassis of the back cover and a first microstrip line located on the interior surface of the non-conducting chassis of the back cover, the first exterior radiating arm and the first microstrip line electrically connected through the non-conducting chassis of the back cover, the first exterior radiating arm and the first microstrip line configured to resonate together in a first frequency range; a first interior radiating arm located inside the device, and configured to resonate in one or more second frequency ranges higher than the first frequency range; a second exterior radiating arm located on the exterior surface of the non-conducting chassis of the back cover and a second microstrip line located on the interior surface of the non-conducting chassis of the back cover, the second exterior radiating arm and the second microstrip line electrically connected through the non-conducting chassis of the back cover, the second exterior radiating arm and the second microstrip line configured to resonate together in the first frequency range; a second interior radiating arm located inside the device, and configured to resonate in the one or more of second frequency ranges; a ground plane located on the exterior surface of the non-conducting chassis of the back cover, each of the first exterior radiating arm, the second exterior radiating arm and the ground plane being electrically separated from each other on the exterior surface of the non-conducting chassis of the back cover; and, one or more antenna feeds located on the internal chassis, the one or more antenna feeds configured to connect to each of the first microstrip line and the second microstrip line at a respective end opposite a connection to a respective exterior radiating arm through the non-conducting chassis of the back cover, the one or more antenna feeds further configured to connect to the first interior radiating arm and the second interior radiating arm.