云南高校图书馆联盟文献共享服务平台- CYCLOSTATIONARITY

CYCLOSTATIONARITY: 作品数：17被引量：29H指数：4; 导出分析报告; 相关作者：俞力杰更多>>; 相关机构：清华大学更多>>; 相关期刊：《High Technology Letters》《Journal of Systems Engineering and Electronics》《Journal of Ocean University of China》《The Journal of China Universities of Posts and Telecommunications》更多>>; 相关基金：国家自然科学基金上海市青年科技启明星计划更多>>

Cyclic Beam Direction of Arrival Estimation Method for Ship Propeller Noise: 《Journal of Ocean University of China》2024年第4期883-896,共14页ZHANG Xiaowei NIE Weihang XU Ji YAN Yonghong; supported by the IOA Frontier Exploration Project (No.ZYTS202001);the Youth Innovation Promotion Association CAS。; In underwater acoustic applications,the conventional cyclic direction of arrival algorithm faces challenges,including a low signal-to-noise ratio and high bandwidth when compared with modulated frequencies.In response...; 关键词：CYCLOSTATIONARITY direction of arrival extended wideband spectral cyclic music cyclic covariance matrix

Direction Finding with Cyclostationarity Analysis Against Frequency Interference: 《Journal of Communications and Information Networks》2022年第1期88-95,共8页Han Liu Jingfeng Chen Ziheng Ding Gang Ni Chong He Ronghong Jin; the National Natural Science Foundation of China(62001291);the National Natural Science Foundation of China(61901263);the Joint Foundation of Key Laboratory of Shanghai Jiao Tong universityXidian University,Ministry of Education(LHJJ/2021-09);the Shanghai Science and Technology Innovation Action Plan(20511106605)。; In this paper, a novel anti-interference direction finding(DF)method for amplitude comparison method based on cyclostationarity is proposed. With the periodic properties of the communication signals, the desired signa...; 关键词：CYCLOSTATIONARITY cyclic autocorrelation function(CAF) amplitude comparison method direction finding(DF)

A design of multi-cycle detector for cognitive radios: 《Frontiers of Electrical and Electronic Engineering in China》2011年第4期501-506,共6页Jun WANG Guangguo BI; supported in part by the National Basic Research Program of China(Grant No.2007CB310603);in part by the Research Fund of National Mobile Communications Research Laboratory,Southeast University(No.2010A05).; Cognitive radio(CR)is a promising technology.The most fundamental problem of CR is spectrum sensing.Energy detector is often considered for spectrum sensing in CR,and if the noise power is exactly known,energy detecto...; 关键词：cognitive radio(CR) CYCLOSTATIONARITY noise uncertainty spectrum sensing

Cyclic beamforming using fractional Fourier transform domain cyclostationarity: 《High Technology Letters》2011年第1期57-63,共7页Muhammad Ishtiaq Ahmad Liu Zhiwen Xu Yougen; Supported by the National Natural Science Foundation of China （ No. 60672084, 60602037, 60736006）.; A minimum mean-squared error （MSE） beamforming algorithm employing the optimum fractional Fourier transform （Opt-FrFT） domain second-order cyclostationarity is proposed. This method can efficiently filter out the ...; 关键词：BEAMFORMING fractional Fourier transform chirp signal CYCLOSTATIONARITY

CYCLOSTATIONARITY-BASED OFDM SIGNAL SENSING OVER DOUBLY-SELECTIVE FADING CHANNELS被引量：1: 《Journal of Electronics(China)》2011年第1期1-7,共7页Tian Jinfeng Jiang Yonglei Chen Huaxia Hu Honglin; Supported by the National Natural Science Foundation of China(No.61002017 and No.61072076);the STCSM and Shanghai Rising-Star Program(10JC1414400); In this paper,using cyclostationarity-based sensing method to detect the presence of Orthogonal Frequency Division Multiplexing(OFDM) signal over doubly-selective fading channels is studied.By approximating the channe...; 关键词：Signai sensing CYCLOSTATIONARITY Orthogonal Frequency Division Multiplexing （OFDM） Doubly-selective fading

A New Algorithm of Energy Suppression for Satellite Navigation: 《Geo-Spatial Information Science》2010年第1期65-69,共5页JI Yuanfa SUN Xiyan; Supported by the National Natural Science Foundation of China(No. 60802018);the National Key Basic Research and Development Technology Plan (No. 2007CB815500); The satellite navigation anti-interference technique, especially space anti-interference technique, is subjected to many restrictions, such as cost, energy depletion, and so on, and the satellite signal strength is li...; 关键词：satellite navigation CA code anti- interference notch filter cyclostationarity parasitizing

SOME BLIND FRESH EQUALIZATION ALGORITHMS WITH ANTI-INTERFERENCE CAPABILITIES: 《Journal of Electronics(China)》2008年第6期768-773,共6页Zhou Ke Cao Shike Song Rongfang Zhang Lijun; National Natural Science Foundation of China (No.60572130);Jiangsu Provincial Natural Science Foundation (BK2006235).; Some novel blind FREquency-SHift (FRESH) equalizer algorithms are proposed for the equalization of Finite Impulse Response (FIR) single channel with anti-interference capabilities. These algorithms based on FRESH filt...; 关键词：Blind equalization CYCLOSTATIONARITY FREquency-SHift （FRESH） filter

Efficient channel blind estimator for multiuser system with conjugate cyclostationarity: 《The Journal of China Universities of Posts and Telecommunications》2008年第4期1-6,共6页ZHOU Ke CAO Shi-ke ZHANG Li-jun; Jiangsu Provincial Natural Science Foundation (BK2006235);the National Natural Science Foundation of China (60572130); The problem of blind channel identification in a multiuser system is considered in this article. For this purpose, a blind identification algorithm is proposed based on the conjugate cyclostationarity of the received ...; 关键词：conjugate cyclostationarity rational subspace theory subspace algorithm

Detection efficiency of cooperative spectrum sensing in cognitive radio network被引量：8: 《The Journal of China Universities of Posts and Telecommunications》2008年第3期1-7,共7页CHEN Xing BIE Zhi-song WU Wei-ling; Sensing the spectrum in a reliable and efficient manner is crucial to cognitive radio. To combat the channel fading suffered by the single radio, cooperative spectrum sensing is employed, to associate the detection of...; 关键词：cognitive radio spectrum sensing cooperative sensing CYCLOSTATIONARITY

Improved Parameter Estimation for Chirp Signals Based on Cyclostationarity被引量：2: 《Chinese Journal of Electronics》2008年第2期309-313,共5页JIN Yan JI Hongbing; The problem of concern here is parameter estimation of chirp signals in the presence of multiplicative and additive noise. An improved cyclostationarity based algorithm is proposed to estimate the phase parameters. Th...; 关键词：Chirp signal CYCLOSTATIONARITY Multiplicative noise Parameter estimation

CYCLOSTATIONARITY