Explanipedia

A Method for Optimal Frequency Selection in HF Ultra-Long-Distance Communication Open

Xiangdong Jia, Xianyu Xia, Yajuan Duan · 2025

Physical Layer Security Age of Information for Uav-Jammer Assisted Cognitive Relay Cooperation System and Optimizing Design Open

Gongziyu Chen, Xiangdong Jia, Xingyuan Zhang, Yue Li · 2024

Age of error information and throughput for truncated and layer‐coded HARQ‐based satellite‐IoT systems Open

Yuhua Zhao, Xiangdong Jia, Mangang Xie, Zhenchao Hao · 2023

Summary The work focuses on the simultaneous improvement on the throughput and information freshness of the promising satellite‐based Internet of Things (S‐IoT). To this end, we first propose a method based on the adaptive modulation codin…

Joint Ultrasonic Index Modulation and Splitting Detection for Intra-Body Communications Open

Qianqian Wang, Quansheng Guan, Yuankun Tang, Julian Cheng, Fei Ji , et al. · 2023

The reliability of ultrasonic intra-body communication (IBC) is crucial for medical monitoring, diagnosis, and treatment. Recently, ultrasonic splitting receivers that jointly use coherent detection (CD) and non-coherent energy detection (…

Modeling D2D Underlaying Cellular Network for Hotspot Communications with Poisson Cluster and Hole Processes Open

Xiangdong Jia, Zhemin Wei, Zhenchao Hao, Yuhua Ouyang · 2021

This paper develops a new approach to the modeling and analysis of device-to-device (D2D) underlaying multi-tier cellular network for the dense hotspot communications, which consist of macro base stations (MBSs), pico BSs (PBSs), femto BSs…

Improvement on Age of Information for Information Update Systems With HARQ Chase Combining and Sensor Harvesting-Transmitting Diversities Open

Yongfu Shi, Letian Jing, Xiangdong Jia, Pengshan Ji, Nini Wan · 2021

The age of information (AoI) has attracted increasing attentions as a new metric and tool to capture the timeliness of reception and freshness of data, which is different from the conventional metric such as outage, delay, and throughput. …

Multi-UAV Assisted Multi-Tier Millimeter-Wave Cellular Networks for Hotspots With 2-Tier and 4-Tier Network Association Open

Pengshan Ji, Xiangdong Jia, Yi Lu, Haixia Hu, Yuhua Ouyang · 2020

The evolution of the fifth-generation (5G)/ beyond 5G (B5G) mobile communication networks greatly depends on the seamless integration of terrestrial and sky networks over advanced multi-tier heterogeneous network (HetNet) infrastructure. B…

Spectral efficiency analysis of millimeter-wave heterogeneous cellular networks based on PCP Open

Yi Lu, Xiangdong Jia, Yuwan Chen · 2020

To solve the interference problem in densely populated areas, this paper proposes a new scheme that taking user equipment (UE) as the center of millimeter-wave heterogeneous networks based on Poisson cluster process (PCP) model. Under the …

IAEAC 2019 Table of Contents Open

Po Li, Qinghai Zhang, Guozhen Chen, Tian Pei, Yue Liu , et al. · 2019

Hybrid Self-Backhaul and Cache Assisted Millimeter Wave Two-Tier Heterogeneous Networks With MIMO Equipped Backhaul Access Points Open

Xiangdong Jia, Wenjuan Xu, Yuwan Chen, Longxiang Yang · 2019

This paper focuses on effective content delivering over the co-channel and full millimeter-wave (mm-Wave) heterogeneous networks (HetNets) by using hybrid self-backhaul and cache-assisted (HSBC-assisted) content delivering. Especially, the…

Analysis for Outage Probability of Two-hop Relay Cooperative Heterogeneous Networks Open

Mangang Xie, Xiangdong Jia, Meng Zhou, Xiaorong Yang, Han Conghui · 2019

基于最大-最大用户对级联(MM-UPA)准则,研究双跳中继协作异构网络的中断性能.借助随机几何和概率统计数学工具,将网络节点空间位置建模为齐次泊松点过程,以推导双跳中继协作异构网络中断概率的解析表达式.在此基础上,针对中断门限和偏置因子对系统中断概率的影响进行仿真与分析,结果表明,当系统部署MM-UPA方案时,增大第k(k≥2)层网络的偏置因子,能够有效降低第1层网络的中断概率,提高系统稳定性.此外,相比双跳网络,单跳网络的中断概率更小,系统稳定性更高.

Modeling and Analysis of Multi-Tier Clustered Millimeter-Wave Cellular Networks With User Classification for Large-Scale Hotspot Area Open

Xiangdong Jia, Pengshan Ji, Yuwan Chen · 2019

This paper focuses on a comprehensive framework design and performance analysis for a large-scale hotspot communication scenario where there exist large number of clustered pico base stations (P-BSs) and femto BSs (F-BSs) working on millim…

Cross-Tier Dual-Connectivity Designs of Three-Tier Hetnets With Decoupled Uplink/Downlink and Global Coverage Performance Evaluation Open

Xiangdong Jia, Qiaoling Fan, Wenjuan Xu, Longxiang Yang · 2019

In the conventionally coupled uplink (UL) and downlink (DL) association (CUDA) scheme, the UL performance is limited greatly by the DL parameters such as the density and power of base stations (BSs). To overcome this issue, this paper focu…

Heterogeneous hybrid signcryption for multi-message and multi-receiver Open

Shufen Niu, Niu Ling, Xuegui Yang, Caifen Wang, Xiangdong Jia · 2017

To achieve secure communication in heterogeneous cryptography systems, we present a heterogeneous hybrid signcryption scheme. The proposed scheme allows a sender in an identity-based cryptography system to send multi-message to multi-recei…

A High-speed and Low Power Electrical Link Transceiver Open

Xiangdong Jia · 2017

On-chip wires will present increasing latency and energy problems as VLSI technologies continue to scale. Interconnects have an RC-limited bandwidth approximately proportional to the area of the metal cross section and inversely proportion…

An Efficient Heterogeneous Signcryption Scheme from Certificateless to Identity-based Cryptosystem Open

Shufen Niu, Zhenbin Li, Miao Tian, Caifen Wang, Xiangdong Jia · 2017

The heterogeneous signcryption can not only realize the confidentiality and un-forgeability of the information transmission between different public key cryptography environments, but also reduce the communication cost. The proposed scheme…

Diversity and delay performance of max link selection relay cooperation systems over non-identical Nakagami-m fading channels Open

Xiangdong Jia, Meng Zhou, Xiaochao Dang, Longxiang Yang, Hongbo Zhu · 2016

The work focuses on the max link selection (MLS) schemes of buffer-aided relaying over the independent and non-identically distributed (i.ni.d) Nakagami-m fading channels in terms of outage probability, average packet delay, and improved d…

Optimal Design of Secrecy Massive MIMO Amplify-and-Forward Relaying Systems With Double-Resolution ADCs Antenna Array Open

Xiangdong Jia, Meng Zhou, Mangang Xie, Longxiang Yang, Hongbo Zhu · 2016

This paper focuses on a secrecy constrained massive multiple-input multiple-output (MIMO) relaying system in terms of the optimal design of system parameters such as the optimal total number of antennas at relay, where a more practical mix…

Performance analysis of cooperative cognitive MIMO multiuser downlink transmission with perfect and imperfect CSI over Rayleigh fading channels Open

Xiangdong Jia, Dan Wang, Xiaochao Dang, Longxiang Yang, Hongbo Zhu · 2015

In this paper, a comprehensive comparison analysis in terms of outage probability and average symbol error ratio (SER) is presented for cooperative cognitive multiple-input and multiple-output (CC-MIMO) multiuser systems with amplify-and-f…

Spectrum and Energy Efficiencies for Multiuser Pairs Massive MIMO Systems With Full-Duplex Amplify-and-Forward Relay Open

Xiangdong Jia, Pengfei Deng, Longxiang Yang, H. Zhu · 2015

To achieve insights about the impact of amplified loop interference, we consider a dual-hop fullduplex (FD) massive multiple-input multiple-output (MIMO) amplify-and-forward (AF) relaying system in terms of achievable ergodic rates for eac…

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