Search Results - "Gongpu WANG"

Ambient Backscatter Communication Systems: Detection and Performance Analysis by Gongpu Wang, Feifei Gao, Rongfei Fan, Tellambura, Chintha

“…Ambient backscatter technology that utilizes the ambient radio frequency signals to enable the communications of battery-free devices has attracted much…”
Get full text

Intercept Behavior Analysis of Industrial Wireless Sensor Networks in the Presence of Eavesdropping Attack by Zou, Yulong, Wang, Gongpu

“…This paper studies the intercept behavior of an industrial wireless sensor network (WSN) consisting of a sink node and multiple sensors in the presence of an…”
Get full text

Noncoherent Detections for Ambient Backscatter System by Qian, Jing, Gao, Feifei, Wang, Gongpu, Jin, Shi, Zhu, Hongbo

“…Ambient backscatter, an emerging communication mechanism where battery-free devices communicate with each other via backscattering ambient radio frequency (RF)…”
Get full text

Blind Channel Estimation for Ambient Backscatter Communication Systems by Shuo Ma, Gongpu Wang, Rongfei Fan, Tellambura, Chintha

“…The availability of perfect channel state information is assumed in current ambient-backscatter studies. However, the channel estimation problem for ambient…”
Get full text

Angle Domain Signal Processing-Aided Channel Estimation for Indoor 60-GHz TDD/FDD Massive MIMO Systems by Dian Fan, Feifei Gao, Gongpu Wang, Zhangdui Zhong, Nallanathan, Arumugam

“…This paper proposes a practical channel estimation for 60-GHz indoor systems with the massive uniform rectangular array at base station. Through antenna array…”
Get full text

Semi-Coherent Detection and Performance Analysis for Ambient Backscatter System by Qian, Jing, Gao, Feifei, Wang, Gongpu, Jin, Shi, Zhu, Hongbo

“…We study a novel communication technique, ambient backscatter, that utilizes radio frequency signals transmitted from an ambient source as both energy supply…”
Get full text

Angle Domain Channel Estimation in Hybrid Millimeter Wave Massive MIMO Systems by Dian Fan, Feifei Gao, Yuanwei Liu, Yansha Deng, Gongpu Wang, Zhangdui Zhong, Nallanathan, Arumugam

“…This paper proposes a novel direction-of-arrival (DOA)-aided channel estimation for a hybrid millimeter-wave (mm-wave) massive multiple-input multiple-output…”
Get full text

Acquisition of channel state information in heterogeneous cloud radio access networks: challenges and research directions by Gongpu Wang, Qiang Liu, Ruisi He, Feifei Gao, Tellambura, Chintha

“…As an emerging system architecture, heterogeneous cloud radio access networks (H-CRANs) can improve system capacity, enlarge coverage, and enhance…”
Get full text

On Secrecy Performance of Antenna-Selection-Aided MIMO Systems Against Eavesdropping by Jia Zhu, Yulong Zou, Gongpu Wang, Yu-Dong Yao, Karagiannidis, George K.

“…In this paper, we consider a multiple-input-multiple-output (MIMO) system consisting of one source, one destination, and one eavesdropper, where each node is…”
Get full text

Measurements and Analysis of Propagation Channels in High-Speed Railway Viaducts by Ruisi He, Zhangdui Zhong, Bo Ai, Gongpu Wang, Jianwen Ding, Molisch, A. F.

“…This paper reports (i) a set of measurements of the wireless propagation channel at 930 MHz, conducted along the "Zhengzhou-Xian" high-speed railway of China…”
Get full text

Study on the drop impact characteristics and impact damage mechanism of sweet potato tubers during harvest by Bao, Guocheng, Wang, Gongpu, Wang, Bing, Hu, Lianglong, Xu, Xiaowei, Shen, Haiyang, Ji, Longlong

“…Collision of falling in the mechanical harvesting process of sweet potato is one of the main causes of epidermal destruction and damage to sweet potato tubers…”
Get full text

Coding and Detection Schemes for Ambient Backscatter Communication Systems by Liu, Yang, Wang, Gongpu, Dou, Zhongzhao, Zhong, Zhangdui

“…Ambient backscatter technology has attracted much attention recently, because it enables battery-free devices, such as tags or sensors, to communicate through…”
Get full text

Mobile Edge Computing via Wireless Power Transfer Over Multiple Fading Blocks: An Optimal Stopping Approach by Gu, Qi, Jian, Yiheng, Wang, Gongpu, Fan, Rongfei, Jiang, Hai, Zhong, Zhangdui

“…To support wireless Internet of things (IoT) devices, this paper presents a new solution which combines wireless power transfer and mobile edge computing…”
Get full text

Channel Estimation and Training Design for Two-Way Relay Networks in Time-Selective Fading Environments by Gongpu Wang, Feifei Gao, Wen Chen, Tellambura, C.

“…In this paper, channel estimation and training sequence design are considered for amplify-and-forward (AF)-based two-way relay networks (TWRNs) in a…”
Get full text

Spectrum Sensing and Throughput Analysis for Cognitive Two-Way Relay Networks With Multiple Transmit Powers by Liu, Yang, Wang, Gongpu, Xiao, Ming, Zhong, Zhangdui

“…Existing studies on cognitive two-way relay networks assume that the primary users (PUs) transmit data with two power levels. In practice, it is possible that…”
Get full text

Ambient Backscatter Communication Systems: Capacity and Outage Performance Analysis by Zhao, Wenjing, Wang, Gongpu, Fan, Rongfei, Fan, Li-Sheng, Atapattu, Saman

“…Ambient backscatter is an emerging green communication technology that exploits the environmental radio frequency (RF) signals to enable passive devices to…”
Get full text

An Approximate BER Analysis for Ambient Backscatter Communication Systems With Tag Selection by Zhou, Xiaoyu, Wang, Gongpu, Wang, Yanwen, Cheng, Julian

“…Ambient backscatter is a new technology that uses ambient signals to enable communication between battery-free tags (or sensors) and readers. Previous studies…”
Get full text

Channel estimation for backscatter communication systems with retrodirective arrays by Mu, Yunping, Yao, Chaochao, Fan, Dian, Xu, Yongjun, Wang, Gongpu, Milošević, Marjan, Ai, Bo

“…Backscatter communications, which originated from World War II, have been widely applied in the logistics domain, and recently attract emerging interest from…”
Get full text

Robust Power and Bandwidth Allocation in Cognitive Radio System With Uncertain Distributional Interference Channels by Fan, Rongfei, Chen, Wen, An, Jianping, Gao, Feifei, Wang, Gongpu

“…In this paper, the problem of joint transmit power and bandwidth allocation over multiple channels is investigated for a secondary user in underlay mode, when…”
Get full text

Performance Analysis of CR-Enabled AmBC NOMA Under IQI and Sensitivity Constraints by Zhao, Wenjing, Li, Nanxi, Guo, Jing, Zhu, Jianchi, Gu, Yi, Wang, Gongpu, Tellambura, Chintha

“…Considering tag sensitivity and in-phase and quadrature-phase imbalance (IQI), this paper investigates the reliability and security of a cognitive radio…”
Get full text