activity
20192021
most citedA Comprehensive Survey of 6G Wireless Communications

28 citations · 46 across the 7 of their papers we have counts for

collaborators

7 papers

cs.IT2021

6G Downlink Transmission via Rate Splitting Space Division Multiple Access Based on Grouped Code Index Modulation

Wenchao Zhai, Yishan Wu, Jun Zhao +1

A novel rate splitting space division multiple access (SDMA) scheme based on grouped code index modulation (GrCIM) is proposed for the sixth generation (6G) downlink transmission.…

eess.SP2021★ 28 cited

A Comprehensive Survey of 6G Wireless Communications

Yang Zhao, Wenchao Zhai, Jun Zhao +4

While fifth-generation (5G) communications are being rolled out worldwide, sixth-generation (6G) communications have attracted much attention from both the industry and the academi…

eess.SP2021★ 11 cited

Smart City Enabled by 5G/6G Networks: An Intelligent Hybrid Random Access Scheme

Huimei Han, Wenchao Zhai, Jun Zhao

The Internet of Things (IoT) is the enabler for smart city to achieve the envision of the "Internet of Everything" by intelligently connecting devices without human interventions.…

cs.IT2020★ 4 cited

A GCICA Grant-Free Random Access Scheme for M2M Communications in Crowded Massive MIMO Systems

Huimei Han, Lushun Fang, Weidang Lu +3

A high success rate of grant-free random access scheme is proposed to support massive access for machine-to-machine communications in massive multipleinput multiple-output systems.…

eess.SP2020★ 2 cited

An LSTM-Aided Hybrid Random Access Scheme for 6G Machine Type Communication Networks

Wenchao Zhai, Huimei Han, Lei Liu +1

In this paper, an LSTM-aided hybrid random access scheme (LSTMH-RA) is proposed to support diverse quality of service (QoS) requirements in 6G machine-type communication (MTC) netw…

eess.SP2020★ 1 cited

A novel random access scheme for M2M communication in crowded asynchronous massive MIMO systems

Huimei Han, Wenchao Zhai, Zhefu Wu +3

A new random access scheme is proposed to solve the intra-cell pilot collision for M2M communication in crowded asynchronous massive multiple-input multiple-output (MIMO) systems.…

eess.SP2019

Reconfigurable Intelligent Surface Aided Power Control for Physical-Layer Broadcasting

Huimei Han, Jun Zhao, Zehui Xiong +5

Reconfigurable intelligent surface (RIS), a recently introduced technology for future wireless com-munication systems, enhances the spectral and energy efficiency by intelligently…