Patent ID: 9437928
Filing Date: 2016-09-06
CPC Classification: H01P,H01Q,H04B

Claim Text:
1. A multiband antenna, comprising: one or more radiating portions; a grounding portion; a feeding portion coupled to the radiating portions, wherein each radiating portion is configured to transmit a signal to the feeding portion and receive a signal transmitted from the feeding portion; a first ground cable branch, wherein one end of the first ground cable branch is electrically coupled to the feeding portion, the other end of the first ground cable branch is electrically coupled to the grounding portion, wherein the first ground cable branch is coupled in series to a first signal filtering component, the first signal filtering component terminates a transmission of a signal having a frequency lower than a frequency point of the first signal filtering component; and a second ground cable branch, wherein one end of the second ground cable branch is electrically coupled to the feeding portion, the other end of the second ground cable branch is electrically coupled to the grounding portion, wherein the second ground cable branch is coupled in series to a second signal filtering component, the second signal filtering component terminates a transmission of a signal having a frequency lower than a frequency point of the second signal filtering component; wherein a length of the first ground cable branch is shorter than a length of the second ground cable branch, and the frequency point of the first signal filtering component is higher than the frequency point of the second signal filtering component.