COMMUNICATION_SYSTEMS

作品数：171被引量：195H指数：6
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Co-Sharing Waveform Design for Millimeter-Wave Radar Communication Systems
《China Communications》2024年第6期305-318,共14页Cui Gaofeng He Mengmin Xu Lexi Wang Changheng Wang Weidong 
supported by the National Natural Science Foundation of China(No.62171052 and No.61971054);the Fundamental Research Funds for the Central Universities(No.24820232023YQTD01).
Millimeter-wave(mmWave)radar communication has emerged as an important technique for future wireless systems.However,the interference between the radar signal and communication data is the main issue that should be co...
关键词：co-sharing waveform MILLIMETER-WAVE radar communication radar sensing range and velocity estimation 
Performance Analysis of the Packet-Based PNT Service in NGSO Broadband Satellite Communication Systems
《China Communications》2023年第9期247-259,共13页Xi Chen Qihui Wei Yafeng Zhan Linling Kuang 
the National Key Research and Development Program of China(2020YFB1804800);the National Natural Science Foundation of China(No.62071270).
Providing alternative PNT service to GNSS-challenged users will be an important function of next-generation NGSO broadband satellite communication systems.Herein,a packet-based PNT service architecture in NGSO broadba...
关键词：6G non-terrestrial network NGSO satellite positioning performance analysis 
Iterative Phase Noise Suppression for Full-Duplex Communication Systems
《China Communications》2023年第2期226-234,共9页Pengxin Guan Yiru Wang Hongkang Yu Yuping Zhao 
supported by National Key R&D Program of China under Grant No.2020YFB1805102。
Oscillator phase noise is one of the bottlenecks that limits the self-interference(SI)cancellation capability of full-duplex systems.In this paper,we propose a method for the suppression of common phase error(CPE)and ...
关键词：full-duplex SELF-INTERFERENCE phase noise SUPPRESSION 
LoS MIMO Transmission for LEO Satellite Communication Systems被引量：3
《China Communications》2022年第10期180-193,共14页Lingxuan Li Tingting Chen Wenjin Wang Xiaohang Song Li You Xiqi Gao 
supported by the National Key R&D Program of China under Grant 2019YFB1803102
To provide global service with low latency, the broadband low earth orbits (LEO) satellite constellation based communication systems have become one of the focuses in academic and industry. To allow for wideband acces...
关键词：LoS MIMO LEO satellite ergodic channel capacity Beyond 5G 
Implementation Framework and Validation of Cluster-Nuclei Based Channel Model Using Environmental Mapping for 6G Communication Systems被引量：4
《China Communications》2022年第4期1-13,共13页Li Yu Yuxiang Zhang Jianhua Zhang Zhiqiang Yuan 
supported by National Science Fund for Distinguished Young Scholars (No.61925102);Beijing University of Posts and TelecommunicationsChina Mobile Research Institute Joint Innovation Center。
With the research of the upcoming sixth generation(6 G) systems, new technologies will require wider bandwidth, larger scale antenna arrays and more diverse wireless communication scenarios on the future channel model...
关键词：channel model 6G cluster-nuclei environmental mapping SCATTERER RAY-TRACING geometrybased stochastic model 
A 20.8-Gbps Dual-Carrier Wireless Communication Link in 220-GHz Band被引量：4
《China Communications》2021年第5期210-220,共11页Yinian Feng Bo Zhang Chen Zhi Ke Liu Weilong Liu Fang Shen Chuanqi Qiao Jicong Zhang Yong Fan Xiaobo Yang 
the National Natural Science Foundation of China(NSFC)under Grant 91738102,Grant 61771116,and Grant 62022022。
With the successful demonstration of terahertz(THz)high-speed wireless data transmission,the THz frequencies are now becoming a worth candidate for post-5G wireless communications.On the other hand,to bring THz commun...
关键词：communication systems millimeter-wave communication quadrature amplitude modulation(QAM) state circuits 
Terahertz Direct Modulation Techniques for High-speed Communication Systems被引量：1
《China Communications》2021年第5期221-244,共24页Tianchi Zhou Yaxin Zhang Bo Zhang Hongxin Zeng Zhiyong Tan Xilin Zhang Lan Wang Zhi Chen Juncheng Cao Kaijun Song Ziqiang Yang 
the The National Key Research and Development Program of China under Contract No.2018YFB1801503;National Natural Science Foundation of China under Contract Nos.61931006,61921002,61771327,61927813,61775229,61991430 and 62022022.
Terahertz communication technology can provide abundant frequency resources,strong confidentiality,antijamming capability,communication tracking capability and the ability to achieve highspeed data transmissions and c...
关键词：THz communication THz direct modulation HEMT switches DIODE QCL new-material 
Secure Multigroup Multicast Communication Systems via Intelligent Reflecting Surface被引量：4
《China Communications》2021年第3期39-51,共13页Weiping Shi Jiayu Li Guiyang Xia Yuntian Wang Xiaobo Zhou Yonghui Zhang Feng Shu 
supported in part by the National Natural Science Foundation of China under Grants 62071234,61901121 and 61771244;in part by the Natural Science Research Project of Education Department of Anhui Province of China under Grant KJ2019A1002.
This paper considers a secure multigroup multicast multiple-input single-output(MISO)communication system aided by an intelligent reflecting surface(IRS).Specifically,we aim to minimize the transmit power at Alice via...
关键词：intelligent reflecting surface multigroup multicast transmit beamformer secrecy rate phase shifts 
NOMA-Aided Generalized Pre-Coded Quadrature Spatial Modulation for Downlink Communication Systems
《China Communications》2020年第11期120-130,共11页Jun Li Jia Hou Lisheng Fan Yier Yan Xue-Qin Jiang Han Hai 
supported by National Nature Science Foundation of China(No.61701127,No.61871139,No.61631004,No.62071319);the International Collaborative Research Program of Guangdong Science and Technology Department(No.2020A0505100061).
Generalised pre-coding quadrature spatial modulation(GPQSM)is recently proposed to increase the spectral efficiency(SE)of GPSM,which extends the transmitted symbols into in-phase/quadrature domains.In this paper,a nov...
关键词：spatial modulation index modulation non-orthogonal multiple access bit error rate pre-coding 
AoA-Based Channel Estimation for Massive MIMO OFDM Communication Systems on High Speed Rails被引量：6
《China Communications》2020年第3期90-100,共11页Yanrong Zhao Wenjing Zhao Gongpu Wang Bo Ai Hervin Hidayat Putra Bagus Juliyanto 
National S&T Project 2018YJS036.This study is supported in part by Key Laboratory of Universal Wireless Communications(BUPT),Ministry of Education,P.R.China(No.KFKT-2018104);by the Natural Science Foundation of China(NSFC,No.61571037,61871026,61961130391,and U1834210);NSFC Outstanding Youth(No.61725101);National Key R&D Program of China under Grant 2016YFE0200900;the Royal Society Newton Advanced Fellowship under Grant NA191006.
Channel estimation is a well-known challenge for wireless orthogonal frequency division multiplexing(OFDM)communication systems with massive antennas on high speed rails(HSRs).This paper investigates this problem and ...
关键词：MASSIVE MIMO high speed RAIL channel estimation AOA OFDM 
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