Global optimization of weighted sum-rate for downlink heterogeneous cellular networks. - Obinna Oguejiofor; Li Zhang 011 (ICT, 2016)

Heuristic Coordinated Beamforming for Heterogeneous Cellular Network. - Obinna Oguejiofor; Li Zhang 011 (VTC Spring, 2016)

Inbound handover interference-based margin for load balancing in heterogeneous networks. - Mohanad Alhabo; Li Zhang 011; Obinna Oguejiofor (ISWCS, 2017)

Decentralized resource allocation for heterogeneous cellular networks. - Obinna Oguejiofor; Li Zhang 011; Mohanad Alhabo (ISWCS, 2017)

UE-centric clustering and resource allocation for practical two-tier heterogeneous cellular networks. - Obinna Oguejiofor; Li X. Zhang; Naveed Nawaz (IET Commun., 2018)

Improving the Spectral Efficiency of a Downlink 5G Heterogeneous Massive MIMO System Using Beamforming Technique. - Obinna Oguejiofor; Li Zhang 011; Godson N. Okechukwu (CoDIT, 2024)