Zhu Longshi. A WEIGHTING METHOD FOR IMPROVING BEAM DIRECTIVITY OF THE CIRCULAR ARRAY[J]. Journal of Electronics & Information Technology, 2000, 22(4): 700-704.
Citation:
Zhu Longshi. A WEIGHTING METHOD FOR IMPROVING BEAM DIRECTIVITY OF THE CIRCULAR ARRAY[J]. Journal of Electronics & Information Technology, 2000, 22(4): 700-704.
Zhu Longshi. A WEIGHTING METHOD FOR IMPROVING BEAM DIRECTIVITY OF THE CIRCULAR ARRAY[J]. Journal of Electronics & Information Technology, 2000, 22(4): 700-704.
Citation:
Zhu Longshi. A WEIGHTING METHOD FOR IMPROVING BEAM DIRECTIVITY OF THE CIRCULAR ARRAY[J]. Journal of Electronics & Information Technology, 2000, 22(4): 700-704.
Based on the analysis of the directivity of the circular array,a symmetrical exponential weighting method which improves the directivity of the circular array is developed in this paper.Using this method,the sidelobe level can be efficiently rejected and the mainlobe width be little widened.
李启虎.声纳信号处理引论.北京:海洋出版社,1983,56-98.[2]陈桂生.权重抑制扇形多基元柱面基阵旁瓣.声学学报,1993,17(1):50-55.[3]Feldman D D,Griffiths J.A projection approach for robust adaptive beamforming.IEEE Trans.on Signal Processing,1994,SP-42(4):527-533.[4]Hung E K,Turner R M.A fast beamforming algorithm for large arrays[J].IEEE Trans.on Aerospace,Electron System.1983,AES-19(4):598-607[5]Zhu J X,Wang H.Adaptive beamforming for correlated signal and interference:A frequency domain smoothing approach.IEEE Trans.on Acoustic,Speech,Signal Processing,1990,ASSP-38(5):193-197.