Optimizing radio resources for heterogeneous QoS-aware OFDMA networks using semi-smart antennas

The need to consider the Quality of Service (QoS) requirements of individual users and the business strategies of different operators is gaining widespread acceptance in resource allocation. OFDMA is a suitable technology for delivering very high data rate services because of its inherent ability to remove intra-cell interference. However, cell-edge users… CONTINUE READING