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[期刊论文] 作者：YAN Shefeng,,
来源：Chinese Journal of Acoustics 年份：2016
The designs and implementations of broadband beamformers are reviewed and discussed.Broadband beamformer includes discrete Fourier transform(DFT) implementation...
[期刊论文] 作者：YAN Shefeng,MA Yuanliang,
来源：黑龙江科技学院学报 年份：2004
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者：YAN Shefeng,MA Yuanliang,
来源：中国科学F辑（英文版） 年份：2004
Temporal filters and spatial filters are widely used in many areas of signal processing. A number of optimal design criteria to these problems are available in...
[期刊论文] 作者：YAN Shefeng,MA Yuanliang,
来源：自然科学进展（英文版） 年份：2004
An approach to designing broadband frequency invariant beamformer based on finite impulse response (FIR) filters via jointly optimizing the spatial and frequenc...
[期刊论文] 作者：YAN Shefeng,MA Yuanliang,
来源：黑龙江科技学院学报 年份：2006
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者：MA Yuanliang,YAN Shefeng,YANG,
来源：科学通报 年份：2004
Discrete noise source suppression in underwater acoustic channel has attracted great attention in recent years. The paper proposes a new principle for dealing w...
[期刊论文] 作者：GUO Zheng,YAN Shefeng,XU Lijun,QIN Ye,,
来源：Chinese Journal of Acoustics 年份：2016
Traditional frame synchronization methods for underwater acoustic communication(UWAC) merely depend on correlation coefficient when synchronization signal detec...
Underwater acoustic multipath sparse channel estimation via gridless relevance vector machine method
[期刊论文] 作者：LIN Geping,MA Xiaochuan,YAN Shefeng,JIANG Li,,
来源：Chinese Journal of Acoustics 年份：2016
In the scenario of underwater acoustic sparse channel estimation with training sequences,grid points in the measuring matrix are caused by discretizing procedur...
[期刊论文] 作者：XI Junyi,YAN Shefeng,XU Lijun,TIAN Jing,,
来源：Chinese Journal of Acoustics 年份：2016
A direct-adaptation based bidirectional turbo equalizer for underwater acoustic communications is proposed.Abandoning the channel estimation process,the direct-...
[期刊论文] 作者：XU Yanwei,YAN Shefeng,MA Xiaochuan,XU Da,,
来源：Chinese Journal of Acoustics 年份：2016
Resolution enhancement of active sonar can suppress the reverberation.While it also makes the envelope data distribution diverge from Rayleigh distribution to K...
[期刊论文] 作者：LI Xuan,MA Xiaochuan,HAO Chengpeng,YAN Shefeng,,
来源：Chinese Journal of Acoustics 年份：2016
Based on the properties of wideband source’s spatial spread,an algorithm for reverberation suppression in beams domain is proposed.In an effective observation...
[期刊论文] 作者：LIU Yu,ZHU Xiaomeng,YAN Shefeng,MA Xiaochuan,WU Yongqing,,
来源：Chinese Journal of Acoustics 年份：2016
An algorithm for underwater target feature recognition is proposed using its highlights distribution.For an underwater target with large size and slender body,i...
Target localization and parameters estimation by sonar system with explosions as underwater sound so
[期刊论文] 作者：YAN Sheng,WEI Xiaojun,HAO Chengpeng,MA Hui,YAN Shefeng,,
来源：Chinese Journal of Acoustics 年份：2016
Underwater target localization and parameters(azimuth and range) estimation by the method of utilizing explosions as underwater sound sources are described in t...
[期刊论文] 作者：WANG Fan,WANG Jianing,XU Lijun,ZHANG Xiangguang,YAN Shefeng,CHEN Yonghua,,
来源：Journal of Oceanology and Limnology 年份：2020
Subsurface mooring allows researchers to measure the ocean properties suchas water te mperature,salinity,and velocity at several depths of the water column for a long period.Traditional subsurface moo...
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