MULTICARRIER

作品数：59被引量：67H指数：4
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相关作者：毕光国徐伟业虞湘宾更多>>
相关机构：东南大学南京工程学院更多>>
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High resolution range profile analysis based on multicarrier phase-coded waveforms of OFDM radar被引量：5
《Journal of Systems Engineering and Electronics》2011年第3期421-427,共7页Kai Huo Bin Deng Yongxiang Liu Weidong Jiang Junjie Mao 
supported by the National Natural Science Foundation of China (60872134;61072117)
Orthogonal frequency division multiplexing（OFDM） radar with multicarrier phase-coded waveforms has been recently introduced to achieve high range resolution.The conventional method for obtaining the high resolution ...
关键词：orthogonal frequency division multiplexing（OFDM） high resolution range profile（HRRP） MULTICARRIER phase-coded frequency offset. 
Joint frequency offset tracking and PAPR reduction algorithm in OFDM systems被引量：4
《Journal of Systems Engineering and Electronics》2010年第4期557-561,共5页Lijun Ge Yingxin Zhao Hong Wu Ning Xu Yu'ang Jin Wenqi Li 
supported by the National Natural Science Foundation of China(60872026);the Natural Science Foundation of Tianjin(09JCZDJC16900)
This paper presents an algorithm that aims to reduce the peak-to-average power ratio（PAPR） of orthogonal frequency division multiplexing（OFDM） communication systems while maintaining frequency tracking.The algorit...
关键词：orthogonal frequency division multiplexing（OFDM） peak-to-average power ration（PAPR） carrier frequency offset complex conjugate multicarrier phase locked loop（MPLL） phase error. 
Doppler radar by using single multicarrier pulse based on optical fibre delay lines被引量：2
《Journal of Systems Engineering and Electronics》2010年第3期404-407,共4页Junqi Duan Zishu He 
The proposed Doppler measurement technique shows that the Doppler measurements can be accomplished by a single pulse with multiple frequency components through optical fibre delay lines.Range and velocity ambiguity ca...
关键词：Doppler radar matched filters optical delay lines radar signal processing radar system velocity measurement. 
Study of adaptive modulation and LDPC coding in multicarrier systems被引量：2
《Journal of Systems Engineering and Electronics》2008年第1期39-45,共7页Huo Yongqing Peng Qicong Shao Huaizong 
the National Natural Science Foundation of China (60496313)
An adaptive modulation （AM） algorithm is proposed and the application of the adapting algorithm together with low-density parity-check （LDPC） codes in multicarrier systems is investigated. The AM algorithm is base...
关键词：MULTICARRIER adaptive modulation low-density parity-check coding bit error rate. 
Equivalent Time-Domain Representation and Uplink Channel Estimator for Multicarrier CDMA Systems
《Journal of Systems Engineering and Electronics》2003年第3期1-7,共7页吴晓军 殷勤业 曾明 
This project was supported by the National Natural Science Foundation of China (No. 69872029) ; the Research Fund for Doctoral Program of Higher Education of China (No. 1999069808).
Many blind channel estimation methods have been proposed for direct sequence (DS) code-division multiple access (CDMA) systems, so we can certainly use them to estimate the finite impulse response (FIR) channel for th...
关键词：Multicarrier code-division multiple access Channel impulse response Multiple access interference Intersym-bol interference Cyclic prefix Blind channel estimation Multiuser detection. 
Equivalent Joint Space-Time Multiuser Detection for Uplink ISI-Corrupted Multicarrier CDMA Systems with Arbitrary Antenna Arrays
《Journal of Systems Engineering and Electronics》2002年第4期8-16,共9页Wu Xiaojun, Yin Qinye & Zeng Ming School of Electronics and Information Engineering, Xi’an Jiaotong University, Xi’an 710049, P. R. China 
National Natural Science Foundation(69872029);Doctoral Program of Higher Education of China(1999069808).
The multicarrier code division multiple access (MC-CDMA) systems without cyclic prefix (CP) hold a fine spectral efficiency though they are unavoidably corrupted by the intersymbol interference (ISI) over the finite i...
关键词：Algorithms Antenna arrays Code division multiple access Computer simulation 
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