172 citations · 1.4k across the 92 of their papers we have counts for
14 papers · 1 filter
Optimal Discrete Spatial Compression for Beamspace Massive MIMO Signals
Zhiyuan Jiang, Sheng Zhou, Zhisheng Niu
Deploying massive number of antennas at the base station side can boost the cellular system performance dramatically. Meanwhile, it however involves significant additional radio-fr…
Task Replication for Deadline-Constrained Vehicular Cloud Computing: Optimal Policy, Performance Analysis and Implications on Road Traffic
Zhiyuan Jiang, Sheng Zhou, Xueying Guo +1
In vehicular cloud computing (VCC) systems, the computational resources of moving vehicles are exploited and managed by infrastructures, e.g., roadside units, to provide computatio…
Optimal Sleeping Mechanism for Multiple Servers with MMPP-Based Bursty Traffic Arrival
Zhiyuan Jiang, Bhaskar Krishnamachari, Sheng Zhou +1
An important fundamental problem in green communications and networking is the operation of servers (routers or base stations) with sleeping mechanism to optimize energy-delay trad…
Joint User Scheduling and Beam Selection Optimization for Beam-Based Massive MIMO Downlinks
Zhiyuan Jiang, Sheng Chen, Sheng Zhou +1
In beam-based massive multiple-input multiple-output systems, signals are processed spatially in the radio-frequency (RF) front-end and thereby the number of RF chains can be reduc…
EMM: Energy-Aware Mobility Management for Mobile Edge Computing in Ultra Dense Networks
Yuxuan Sun, Sheng Zhou, Jie Xu
Merging mobile edge computing (MEC) functionality with the dense deployment of base stations (BSs) provides enormous benefits such as a real proximity, low latency access to comput…
Elastic Local Breakout Strategy and Implementation for Delay-Sensitive Packets with Local Significance
Yongkang Li, Zhiyuan Jiang, An Xu +2
Explosion of mobile traffic will bring a heavy burden to the core network, and rapid growth of mobile devices, as well as increasing demand for delay-sensitive services poses sever…
How Often Should CSI be Updated for Massive MIMO Systems with Massive Connectivity?
Ruichen Deng, Zhiyuan Jiang, Sheng Zhou +1
Massive multiple-input multiple-output (MIMO) systems need to support massive connectivity for the application of the Internet of things (IoT). The overhead of channel state inform…
Energy-Sustainable Traffic Steering for 5G Mobile Networks
Shan Zhang, Ning Zhang, Sheng Zhou +4
Renewable energy harvesting (EH) technology is expected to be pervasively utilized in the next generation (5G) mobile networks to support sustainable network developments and opera…
Remote Channel Inference for Beamforming in Ultra-Dense Hyper-Cellular Network
Sheng Chen, Zhiyuan Jiang, Jingchu Liu +4
In this paper, we propose a learning-based low-overhead channel estimation method for coordinated beamforming in ultra-dense networks. We first show through simulation that the cha…
Computation Peer Offloading for Energy-Constrained Mobile Edge Computing in Small-Cell Networks
Lixing Chen, Sheng Zhou, Jie Xu
The (ultra-)dense deployment of small-cell base stations (SBSs) endowed with cloud-like computing functionalities paves the way for pervasive mobile edge computing (MEC), enabling…
On the Fronthaul Statistical Multiplexing Gain
Liumeng Wang, Sheng Zhou
Breaking the fronthaul capacity limitations is vital to make cloud radio access network (C-RAN) scalable and practical. One promising way is aggregating several remote radio units…
Energy Efficient Mobile Edge Computing in Dense Cellular Networks
Lixing Chen, Sheng Zhou, Jie Xu
Merging Mobile Edge Computing (MEC), which is an emerging paradigm to meet the increasing computation demands from mobile devices, with the dense deployment of Base Stations (BSs),…
E2M2: Energy Efficient Mobility Management in Dense Small Cells with Mobile Edge Computing
Jie Xu, Yuxuan Sun, Lixing Chen +1
Merging mobile edge computing with the dense deployment of small cell base stations promises enormous benefits such as a real proximity, ultra-low latency access to cloud functiona…
Joint Optimization of Scheduling and Power Control in Wireless Networks: Multi-Dimensional Modeling and Decomposition
Lu Liu, Yu Cheng, Xianghui Cao +3
The energy efficiency of future networks is becoming a significant and urgent issue, calling for greener network designs. At the same time, rapid development of wireless networks s…