Monthly Archives: June 2012

Analysis of Brazil’s 2.5 GHz Spectrum Auction Results

The 2.5 GHz LTE auction in Brazil came to an end last week with total proceedings of 2.96 Billion Real ($1.42 Billion). The spectrum included a sliver of 450 MHz spectrum for rural access which regulator Anatel was not able to auction independently and was later included with the 2.5 GHz licenses.

Twisted Waves: A New Dimension in Wireless Communication – Part 2.

Photon Orbital Angular Momentum (OAM) is a new technique to increase wireless channel capacity. However, not everyone agrees that this is a conceptually new area in radio communication and they make the case that OAM is a special mode of MIMO communications. This view was presented in a recent IEEE Transactions on Antennas & Propagation paper. The argument… Read More »