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A Robust UWB Array Localization Scheme through Passive Anchor Assistance

期刊: CHINA COMMUNICATIONS, 2021; 18 (4)

Ultra-Wide Bandwidth (UWB) localization based on time of arrival (TOA) and angle of arrival (AOA) has attracted increasing interest owing to its high ......

Design and Analysis of Spatial Modulation Based Orthogonal Time Frequency Space System

期刊: CHINA COMMUNICATIONS, 2021; 18 (8)

In this paper, we design a spatial modulation based orthogonal time frequency space (SM-OTFS) system to achieve improved transmission reliability and ......

A Novel Robust Zero-Watermarking Algorithm for Audio Based on Sparse Representation

期刊: CHINA COMMUNICATIONS, 2021; 18 (8)

Behind the prevalence of multimedia technology, digital copyright disputes are becoming increasingly serious. The digital watermarking prevention tech......

Spectral Efficiency of Superimposed Pilots in Cell-Free Massive MIMO Systems with Hardware Impairments

期刊: CHINA COMMUNICATIONS, 2021; 18 (6)

In this paper, the spectral efficiency (SE) of an uplink hardware-constrained cell-free massive multi-input multi-output (MIMO) system with maximal ra......

Sparsity-Aware Channel Estimation for mmWave Massive MIMO: A Deep CNN-Based Approach

期刊: CHINA COMMUNICATIONS, 2021; 18 (6)

The deep convolutional neural network (CNN) is exploited in this work to conduct the challenging channel estimation for mmWave massive multiple input ......

Terahertz Band: Lighting up Next-Generation Wireless Communications

期刊: CHINA COMMUNICATIONS, 2021; 18 (5)

With the explosion of wireless data rates, the terahertz (THz) band (0.1-10 THz) is envisioned as a promising candidate to break the existing bandwidt......

Q-greedyUCB: a New Exploration Policy to Learn Resource-Efficient Scheduling

期刊: CHINA COMMUNICATIONS, 2021; 18 (6)

This paper proposes a Reinforcement learning (RL) algorithm to find an optimal scheduling policy to minimize the delay for a given energy constraint i......

On Distributed Object Storage Architecture Based on Mimic Defense

期刊: CHINA COMMUNICATIONS, 2021; 18 (8)

With the advent of the era of big data, cloud computing, Internet of things, and other information industries continue to develop. There is an increas......

Analysis and Application of Endogenous Wireless Security Principle for Key Generation

期刊: CHINA COMMUNICATIONS, 2021; 18 (4)

The open and broadcast nature of wireless channels leads to the inherent security problem of information leakage in wireless communication. We can uti......

A Joint Power and Bandwidth Allocation Method Based on Deep Reinforcement Learning for V2V Communications in 5G

期刊: CHINA COMMUNICATIONS, 2021; 18 (7)

Vehicular communications have recently attracted great interest due to their potential to improve the intelligence of the transportation system. When ......

Blockchain and MEC-Assisted Reliable Billing Data Transmission over Electric Vehicular Network: An Actor-Critic RL Approach

期刊: CHINA COMMUNICATIONS, 2021; 18 (8)

Recently, electric vehicles (EVs) have been widely used under the call of green travel and environmental protection, and diverse requirements for char......

tau-Access Policy: Attribute-Based Encryption Scheme for Social Network Based Data Trading

期刊: CHINA COMMUNICATIONS, 2021; 18 (8)

The rapid development of social technology has replaced physical interaction in the trading market. The implication of this technology is to provide a......

AIRIS: Artificial Intelligence Enhanced Signal Processing in Reconfigurable Intelligent Surface Communications

期刊: CHINA COMMUNICATIONS, 2021; 18 (7)

Reconfigurable intelligent surface (RIS) is an emerging meta-surface that can provide additional communications links through reflecting the signals, ......

Capacity and Spatial Correlation Measurements of Compact MIMO Antennas

期刊: CHINA COMMUNICATIONS, 2021; 18 (6)

The dual-port compact multiple-input multiple-output (MIMO) dipole antennas with close spacing d of 0.5 lambda and 0.3 lambda are designed, and some e......

Joint Allocation of Wireless Resource and Computing Capability in MEC-Enabled Vehicular Network

期刊: CHINA COMMUNICATIONS, 2021; 18 (6)

In MEC-enabled vehicular network with limited wireless resource and computation resource, stringent delay and high reliability requirements are challe......

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