Patent ID: 9578684
Date: 2017-02-21
CPC Classifications: H01Q,H04W

Claim:
1. A wireless node comprising: an RF modem, the RF modem comprising a layer of circuit board sandwiched between layers of conductive material, an RF switch array connected to the RF modem, the RF switch array comprising a layer of circuit board sandwiched between layers of conductive material, and a plurality of antennas connected to the circuit board of the RF switch array via waveguides present in the layers of conductive material, a first subset of the antennas arranged in a first horizontal plane and a second subset of the antennas arranged below the first horizontal plane in a second horizontal plane, wherein adjacent antennas in each subset of the antennas are spaced apart from each other and wherein the spacing between two adjacent antennas in a subset of the antennas is filled by an antenna in the other subset of the antennas.