OFDM_SYSTEMS

作品数：132被引量：158H指数：6
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Deep Learning Based Signal Detector for OFDM Systems被引量：1
《China Communications》2023年第12期66-77,共12页Guangliang Pan Wei Wang Minglei Li 
supported in part by the National Natural Science Foundation of China No.62001220;the Natural Science Foundation of Jiangsu Province BK20200440;the Fundamental Research Funds for the Central Universities No.1004-YAH20016,No.NT2020009。
In this paper,we propose a novel deep learning(DL)-based receiver design for orthogonal frequency division multiplexing(OFDM)systems.The entire process of channel estimation,equalization,and signal detection is replac...
关键词：channel estimation deep learning OFDM optimal channel gain signal detection 
Performance Analysis of N-Continuous OFDM Systems with Low-Interference Signal
《China Communications》2022年第11期209-230,共22页Peng Wei Yue Xiao Shuxia Yan Wei Xiang 
supported in part by the National Natural Science Foundation of China under Grant 61901298;in part by the Natural Science Foundation of Tianjin under Grant 20JCQNJC00300;in part by the Science&Technology Development Fund of Tianjin Education Commission for Higher Education under Grant 2018KJ211.
N-continuous orthogonal frequency division multiplexing(NC-OFDM)is a promising multicarrier transmission waveform conceived for improving sidelobe suppression performance.To reduce the severe inband interference in tr...
关键词：BER low-interference N-continuous OFDM PSD sidelobe suppression 
A Modified Hadamard Based SLM without Side Information for PAPR Reduction in OFDM Systems被引量：3
《China Communications》2019年第12期124-131,共8页Ning Li Mingjin Li Zhongliang Deng 
the Wireless Network Positioning and Communication Integration Research Center in BUPT for financial support
High peak-to-average power ratio(PAPR) is a concern in orthogonal frequency division multiplexing(OFDM) systems. Hadamard based selected mapping(HSLM) which uses Hadamard code as the phase sequence in selected mapping...
关键词：OFDM PAPR SLM SI Hadamrd 
A Novel Peak-to-Average Power Ratio Reduction Scheme via Tone Reservation in OFDM Systems被引量：1
《China Communications》2017年第11期279-290,共12页Jurong Bai Yong Li Wei Cheng Huimin Du Yanben Wang 
support by the National Natural Science Foundation of China (61401360);the Fundamental Research Funds for the Central Universities (3102017zy026);the Natural Science Basic Research Plan in Shaanxi Province of China (2016JM6017);the Scientific Research Program Funded by Shaanxi Provincial Education Department (16JK1702)
In this paper, a novel signal-to-clipping noise ratio and least squares approximation tone reservation scheme(SCR-LSA TR) is proposed to reduce the peak-to-average power ratio for orthogonal frequency division multipl...
关键词：orthogonal frequency division multiplexing peak-to-average power ratio tone reservation signal to clipping noise ratio 
Fractional Frequency Offset Estimation for OFDM Systems in Non-Cooperative Communication被引量：1
《China Communications》2016年第9期65-71,共7页Mingqian Liu Jian Chen Bingbing Li Junfang Li 
supported by the National Natural Science Foundation of China under Grant No.61501348 and 61271299;China Postdoctoral Science Foundation funded project under Grant No.2014M562372;Natural Science Basic Research Plan in Shaanxi Province of China under Grant No.2016JQ6039;the 111 Project under Grant No.B08038
The traditional fractional frequency offset(FFO) estimation schemes for orthogonal frequency division multiplexing(OFDM) in non-cooperative communication have the problems of susceptible performance with the frequency...
关键词：parameter estimation fractional frequency offset orthogonal frequency division multiplexing extended kalman filter 
Independent Component Analysis Based Blind Adaptive Interference Reduction and Symbol Recovery for OFDM Systems被引量：4
《China Communications》2016年第2期41-54,共14页LUO Zhongqiang ZHU Lidong LI Chengjie 
supported by a grant from the national High Technology Research and development Program of China(863 Program)(No.2012AA01A502);National Natural Science Foundation of China(No.61179006);Science and Technology Support Program of Sichuan Province(No.2014GZX0004)
To overcome the inter-carrier interference （ICI） of orthogonal frequency division multiplexing （OFDM） systems subject to unknown carrier frequency offset （CFO） and multipath, this paper develops a blind adaptive...
关键词：orthogonal frequency divisionmultiplexing （OFDM） blind source separation（BSS） independent component analysis （ICA） blind interference suppression symbol recovery 
An Energy Efficient Transmission Scheme for OFDM Systems in LTE
《China Communications》2014年第3期13-18,共6页SHENG Bin 
the Chinese 863 Program，National "Eleventh Five-year" Project of China，the National Natural Science Foundation of China
In orthogonal frequency division multiplexing(OFDM) systems,for given total transmit power,insertion of the noninformation bearing cyclic prefix(CP) will reduce the effective energy per information bit.Generally,the e...
关键词：OFDM cyclic prefix LTE energy efficiency 
Linear Precoding Based Iterative Detection Algorithm in Asynchronous MI MO-OFDM Systems
《China Communications》2012年第4期63-70,共8页Mo Taofu Liu Tian Shao Shihai Tang Youxi 
supported by the Hi-Tech Research and Development Program of China under Grant No.2009AA01Z236;the National Natural Science Foundation of China under Grants No.60902027,No.60832007 and No.60901018;the Funds under Grant No.9140A21030209DZ02;the Fundamental Research Funds for the Central Universities under Grants No.ZYGX2009J008,No.ZYGX2009J010
In asynchronous Multiple-Input-Multiple-Output Orthogonal Frequency Division Multiplexing(MIMO-OFDM) over the selective Rayleigh fading channel,the performance of the existing linear detection algorithms improves slow...
关键词：asynchronous MIMO-OFDM linear precoding ITERATION linear detection 
Joint Transceiver Design for OFDM Systems
《China Communications》2012年第2期43-51,共9页Chen Rui Li Jiandong Li Changle Liu Wei 
the National Natural Science Foundation of China for Distinguished Young Scholars，the National Key Basic Research Program of China (973 program)，the National Natural Science Foundation of China，the National Science and Technology Major Project，the Special Research Fund of State Key Laboratory，the 111 Project
Orthogonal Frequency Division Multiplexing(OFDM) is an effective technique to deal with a frequency selective channel since it can convert the channel into some flat fading subchannels.However,very different output SN...
关键词：OFDM joint transceiver design VBLAST dirty paper coding 
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