TY - JOUR T1 - Energy efficiency maximization for UAV-enabled hybrid backscatter-harvest-then-transmit communications JO - IEEE Transactions on Wireless Communications UR - https://eprints.whiterose.ac.uk/id/eprint/221953 PY - 2021/10/06 AU - Yang H AU - Ye Y AU - Chu X AU - Sun S ED - DO - DOI: 10.1109/twc.2021.3116509 PB - Institute of Electrical and Electronics Engineers (IEEE) VL - 21 IS - 5 SP - 2876 EP - 2891 Y2 - 2025/12/11 ER -