174 citations · 263 across the 6 of their papers we have counts for
6 papers
Joint Transmit and Receive Beamforming for Multi-Relay MIMO-OFDMA Cellular Networks
Kent Tsz Kan Cheung, Shaoshi Yang, Lajos Hanzo
A novel transmission protocol is conceived for a multi-user, multi-relay, multiple-input--multiple-output orthogonal frequency-division multiple-access (MIMO-OFDMA) cellular networ…
Energy efficient OFDMA networks maintaining statistical QoS guarantees for delay-sensitive traffic
Taufik Abrão, Lucas D. H. Sampaio, Shaoshi Yang +3
An energy-efficient design is proposed under specific statistical quality-of-service (QoS) guarantees for delay-sensitive traffic in the downlink orthogonal frequency-division mult…
Distributed Energy Spectral Efficiency Optimization for Partial/Full Interference Alignment in Multi-User Multi-Relay Multi-Cell MIMO Systems
Kent Tsz Kan Cheung, Shaoshi Yang, Lajos Hanzo
The energy spectral efficiency maximization (ESEM) problem of a multi-user, multi-relay, multi-cell system is considered, where all the network nodes are equipped with multi-antenn…
Spectral and Energy Spectral Efficiency Optimization of Joint Transmit and Receive Beamforming Based Multi-Relay MIMO-OFDMA Cellular Networks
Kent Tsz Kan Cheung, Shaoshi Yang, Lajos Hanzo
We first conceive a novel transmission protocol for a multi-relay multiple-input--multiple-output orthogonal frequency-division multiple-access (MIMO-OFDMA) cellular network based…
Maximizing Energy-Efficiency in Multi-Relay OFDMA Cellular Networks
Kent Tsz Kan Cheung, Shaoshi Yang, Lajos Hanzo
This contribution presents a method of obtaining the optimal power and subcarrier allocations that maximize the energy-efficiency (EE) of a multi-user, multi-relay, orthogonal freq…
Achieving maximum energy-efficiency in multi-relay OFDMA cellular networks: a fractional programming approach
Kent Tsz Kan Cheung, Shaoshi Yang, Lajos Hanzo
In this paper, the joint power and subcarrier allocation problem is solved in the context of maximizing the energy-efficiency (EE) of a multi-user, multi-relay orthogonal frequency…