| Frequency invariant beamforming via jointly optimizing spatial and frequency responses |
| |
| 引用本文： | YAN Shefeng*,and MA Yuanliang.Frequency invariant beamforming via jointly optimizing spatial and frequency responses[J].自然科学进展(英文版),2005(4). |
| |
| 作者姓名： | YAN Shefeng* and MA Yuanliang |
| |
| 作者单位： | Institute of Acoustic Engineering，Northwestern Polytechnical University，Xi'an 710072，China |
| |
| 基金项目： | SupportedbyNationalNaturalScienceFoundationofChina (GrantNo .60 472 0 73 ) |
| |
| 摘 要： | Inbroadbandarraysignalprocessing ,thespec tralcharacteristicsofthetargetaremostlyusedintargetdetectionandtargetclassification .Sincetheradiatednoiseofthetargetgenerallyspreadsoverawidefrequencyband ,distortioninthepowerspec trummightappearifthebeamformerresponsevarieswithfrequency .Theso calledfrequencyinvariantbeamformer (FIB)techniqueisrequiredasaremedy .AnFIBisabeamformerinwhichtheresponseisap proximatelyconstantoversomedesignbandwidth .InRef .1],anapproachtodesigningbroadbandbeamformer…
|
| 本文献已被 CNKI 等数据库收录！ |
| 点击此处可从《自然科学进展(英文版)》浏览原始摘要信息 |
| 点击此处可从《自然科学进展(英文版)》下载免费的PDF全文 |
