The idea of the Wireless Grid Fabric involves using multihop base stations (MR-BS) which covers approximately two square kilometers of area with omnidirectional antennas in each relay station.
The idea of the Wireless Grid Fabric involves using multihop base stations (MR-BS) to forward messages to and from the network. Each relay station (RS) covers approximately two square kilometers of area with omnidirectional antennas. 
