Suoping Li
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Exploiting SWIPT–Enabled ARQ–Based Bidirectional Cellular IoV Spectrum Sharing Protocol and Its Performance Analysis Open
A new spectrum sharing protocol with simultaneous wireless information and power transfer (SWIPT) is proposed to cope with the increasingly prominent problem of spectrum and energy scarcity. It operates within a cognitive radio network (CR…
Performance Analysis of Dual‐Slot RIS‐DF Cooperative Communication System Based on Hardware Impairments Open
With the rapid development of communication technology, from simple communication exchange to today’s perceptual integration, communication systems face many challenges. Among these, hardware impairment (HI) is one of the key factors affec…
Fully distributed robust adaptive xed-time consensus for uncertaintime-varying multi-agent systems with/without unknown control directions Open
This paper investigates the problem of fully distributed fixed-time consensus for an uncertaintime-varying multi-agent systems with/without unknown control directions. In accordance with the characteristicsof time-varying parameters and fi…
Modeling Analysis for Downlink RIS-UAV-Assisted NOMA over Air-to-Ground Line-of-Sight Rician Channels Open
This paper proposes a drone-assisted NOMA communication system equipped with a reconfigurable intelligent surface (RIS). Given the Line-of-Sight nature of the Air-to-Ground link, a more realistic Rician fading environment is chosen for the…
Modelling Analysis of Channel Assembling in CRNs Based on Priority Scheduling Strategy with Reserved Queue Open
In cognitive radio networks, channel assembling allows secondary users (SUs) to expand network capacity and improve spectrum utilization. Scheduling strategies only based on heterogeneous service classification cannot guarantee the deliver…
An Efficient SS-MAC Protocol for IEEE 802.15.4-Based WSNs of Cluster Tree Topology Open
Wireless sensor networks (WSNs) based on the IEEE 802.15.4 standard have important applications in many fields, such as the Internet of Things and smart cities because of their low energy consumption. Hybrid carrier sense multiple access/t…
Optimisation of energy efficiency of ambient backscatter communication and reconfigurable intelligent surfaces in non‐orthogonal multiple access downlink Open
The authors study the energy efficiency (EE) of ambient backscatter communication (AmBC) device‐assisted and reconfigurable intelligent surfaces (RIS)‐assisted non‐orthogonal multiple access (NOMA) downlinks. The authors establish two opti…
A Multiantenna Spectrum Sensing Method Based on HFDE‐CNN‐GRU under Non‐Gaussian Noise Open
In many practical communication environments, traditional feature extraction methods in spectrum sensing fail to fully exploit the information of primary users. Additionally, conventional machine learning methods have weak learning capabil…
A Multi-Antenna Spectrum Sensing Method Based on CEEMDAN Decomposition Combined with Wavelet Packet Analysis Open
In many practical communication environments, the presence of uncertain and hard-to-estimate noise poses significant challenges to cognitive radio spectrum sensing systems, especially when the noise distribution deviates from the Gaussian …
SWIPT Cooperative Protocol for Improving the Communication Quality of Cell-Edge Users in NOMA Network and Its Performance Analysis Open
To solve the problems of complex energy supply and poor communication effect of cell-edge users, combining the advantages of simultaneous wireless information and power transfer (SWIPT) and collaborative non-orthogonal multiple access (CNO…
Hybrid NOMA Protocol with Relay Adaptive AF/DF Collaboration and Its Modeling Analysis in NB-IoT Open
In order to meet the demand for large-scale device access in Narrowband Internet of Things (NB-IoT) and to overcome the problem that some resources are wasted due to the use of single decode-and-forward (DF) or amplify-and-forward (AF) col…
Performance Analysis of QoS-Oriented OFDMA Protocol Based on IEEE 802.11ax for Cognitive Radio Network Open
To improve the quality of service (QoS) on the internet of medical things, a cognitive radio (CR) protocol based on orthogonal frequency division multiple access (OFDMA) is proposed, named CR-OFDMA. In this protocol, we divide a complete c…
A Multifrequency Seamless Dual-Link Handover Scheme Based on Beamforming for High-Speed Railway Open
This paper proposes a multifrequency seamless dual-link handover scheme based on beamforming for the high-speed railway (HSR) communication, i.e., when the train travels to the edge of overlapping area of the adjacent two cells, a gain bea…
Performance Analysis of IEEE 802.11p Protocol in IoV under Error-Prone Channel Conditions Open
The complexity of the channel condition in the Internet of vehicles (IoV) may increase the bit error rate (BER) of the intelligent vehicle terminals, resulting in data transmission failures or errors. Therefore, it is necessary to improve …
Statistical Model of Accurately Estimating Service Delay Behavior in Saturated IEEE 802.11 Networks Based on 2-D Markov Chain Open
To accurately estimate the service delay behavior of IEEE 802.11 networks, this paper comprehensively considers four main factors that affect the performance of IEEE 802.11 networks and establishes a service delay model with statistical ch…
Hybrid Cooperative Spectrum Sharing Protocols Based on OMA and NOMA in Cognitive Radio Networks Open
In cognitive radio networks (CRNs), the performance of the primary users (PUs) may suffer adverse effects from the secondary users (SUs) if the spectrum of PUs is haphazardly shared with SUs. In this paper, we propose a hybrid cognitive co…
Modelling Analysis of a Novel Frameless Slotted-ALOHA Protocol Based on the Number of Detectable Conflicting Users Open
To solve the conflict when multi-user packets are transmitted in a shared wireless link, a novel frameless slotted-ALOHA protocol is proposed. Signature codes are used to help the receiver identify the set of transmitting users, and succes…
Modeling and Performance Analysis of ECS-HTCARQ Protocol in Interference Scenario Open
To extend the lifetime of energy-constrained wireless networks, this paper proposes a three-node model of the wireless-powered cooperative communication network (WPCCN). The model consists of an energy-constrained source node, an energy-su…
Performance analysis of cooperative cognitive radio networks based on hybrid NOMA/OMA and best relay selection Open
In non‐orthogonal multiple access (NOMA) systems, it may not be advisable to send the superimposed signal of all users to individual users with retransmission requirements during the retransmission phase. This paper investigates a novel co…
Optimization Design and Performance Analysis of Improved IEEE802.11p MAC Mechanism Based on High Mobility of Vehicle Open
The high-speed movement of vehicles is the core factor affecting the rapid development of vehicular ad hoc network (VANET), especially the impact of vehicle mobility on data access and transmission performance. However, the classic IEEE802…
Performance Analysis of PSDRCT-RFEH-DF in Cooperative Networks Open
To prolong the lifetime of energy-constrained cooperative networks, radio frequency energy harvesting (RFEH) technology can effectively solve the energy constraints of nodes batteries, and we consider the maximum ratio combining (MRC) meth…
Dynamics Analysis and Intermittent Energy Feedback Control of m‐HR Neuron Model under Electromagnetic Induction Open
It is of great practical significance to fully reveal the global discharge characteristics of neurons in electromagnetic environment and design effective energy feedback strategy for accurate prediction of neural information. Considering t…
Distributed Coordination for a Class of High‐Order Multiagent Systems Subject to Actuator Saturations by Iterative Learning Control Open
This paper investigates a distributed coordination control for a class of high‐order uncertain multiagent systems. Under the framework of iterative learning control, a novel fully distributed learning protocol is devised for the coordinati…
Modeling and Performance Analysis of Channel Assembling Based on Ps‐rc Strategy with Priority Queues in CRNs Open
Based on two types of priority queues, this paper proposes a polling scheduling strategy with reserved channel (Ps‐rc strategy) for predefined priority services in cognitive radio networks (CRNs). Channel assembling (CA) technology and spe…
Two-Stage Adaptive Relay Selection and Power Allocation Strategy for Cooperative CR-NOMA Networks in Underlay Spectrum Sharing Open
In this paper, we consider a novel cooperative underlay cognitive radio network based on non-orthogonal multiple access (CR-NOMA) with adaptive relay selection and power allocation. In secondary networks, dedicated relay assistance and use…
An Adaptive Iterative Symbol Clipping Scheme For OFDM-Based Visible Light Communication Open
In this paper, an adaptive iterative symbol clipping scheme for OFDM-based visible light communication systems is proposed. This scheme can avoid the disadvantages of the conventional iterative signal clipping (ISC) scheme that produces al…
Performance Modeling Analysis of D-MSMR-CARQ with Relay Selection in Wireless Sensor Networks Open
Reliable and efficient real-time transmission is an important and challenging issue for wireless sensor networks (WSNs). Truncated retransmission times and relay selection can effectively reduce transmission delay and improve system throug…
The research of power allocation algorithm with lower computational complexity for non-orthogonal multiple access Open
Non-orthogonal multiple access (NOMA) has very high spectral efficiency and system capacity. NOMA has become one of the most competitive access solutions in 5G systems. In this article, the principle of NOMA is discussed first. Then, the N…
View article: Performance Analysis of Cognitive Radio Networks With Burst Dynamics
Performance Analysis of Cognitive Radio Networks With Burst Dynamics Open
The impact of the traffic characteristics of secondary users (SUs) on the performance of cognitive radio networks (CRNs) should be understood for designing operation rules. This paper focuses on multi-type burst services and network conges…