528 citations · 3.1k across the 49 of their papers we have counts for
7 papers · 1 filter
CS-Based CSIT Estimation for Downlink Pilot Decontamination in Multi-Cell FDD Massive MIMO
Yikun Mei, Zhen Gao
Efficient channel state information at transmitter (CSIT) for frequency division duplex (FDD) massive MIMO can facilitate its backward compatibility with existing FDD cellular netw…
Angle Estimation for Terahertz Ultra-Massive MIMO-Based Space-to-Air Communications
Anwen Liao, Zhen Gao, Yang Yang +3
This paper investigates terahertz ultra-massive (UM)-MIMO-based angle estimation for space-to-air communications, which can solve the performance degradation problem caused by the…
An Edge Computing Paradigm for Massive IoT Connectivity over High-Altitude Platform Networks
Malong Ke, Zhen Gao, Yang Huang +4
With the advent of the Internet-of-Things (IoT) era, the ever-increasing number of devices and emerging applications have triggered the need for ubiquitous connectivity and more ef…
LEO Satellite Constellations for 5G and Beyond: How Will They Reshape Vertical Domains?
Shicong Liu, Zhen Gao, Yongpeng Wu +5
The rapid development of communication technologies in the past decades has provided immense vertical opportunities for individuals and enterprises. However, conventional terrestri…
Model-Driven Deep Learning Based Channel Estimation and Feedback for Millimeter-Wave Massive Hybrid MIMO Systems
Xisuo Ma, Zhen Gao, Feifei Gao +1
This paper proposes a model-driven deep learning (MDDL)-based channel estimation and feedback scheme for wideband millimeter-wave (mmWave) massive hybrid multiple-input multiple-ou…
Massive Access in Media Modulation Based Massive Machine-Type Communications
Li Qiao, Jun Zhang, Zhen Gao +3
The massive machine-type communications (mMTC) paradigm based on media modulation in conjunction with massive MIMO base stations (BSs) is emerging as a viable solution to support t…
Terahertz Ultra-Massive MIMO-Based Aeronautical Communications in Space-Air-Ground Integrated Networks
Anwen Liao, Zhen Gao, Dongming Wang +4
The emerging space-air-ground integrated network has attracted intensive research and necessitates reliable and efficient aeronautical communications. This paper investigates terah…