HPMug2oMmNrOfxWQHLiEksa6s0hFu9Ox348d7QefarYlaFR5ArkhOwm3Da1pmxmxCtenj1+6luWD#r#n+EPn9L6Ce+9onqnMlT+i ›› 2011, Vol. 27 ›› Issue (3): 45-47.DOI: 10.3969/j.issn.1009-0479.2011.03.011
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Abstract: Ｉｎｐｒａｃｔｉｃｅ，ｍａｎｙｍａｔｈｅｍａｔｉｃａｌｅｘｐｒｅｓｓｉｏｎｓｃａｎｎｏｔｂｅｄｅｒｉｖｅｄｆｒｏｍｓｔａｔｉｏｎａｒｙｓｉｇｎａｌｓ，ａｓｔｈｅｒｅａｒｅ ｓｏｍｅｄｉｆｆｉｃｕｌｔｉｅｓｉｎｇｅｔｔｉｎｇｔｈｅｐｏｗｅｒｓｐｅｃｔｒａｌｄｅｎｓｉｔｙｏｆｔｈｅｓｉｇｎａｌｓ．ＡｃｃｏｒｄｉｎｇｔｏＷｉｅｎｅｒＫｈｉｎｔｃｈｉｎｅｔｈｅｏｒｅｍ， ｔｈｅｐａｐｅｒｓｕｇｇｅｓｔｅｄａｎｅｓｔｉｍａｔｉｏｎｍｅｔｈｏｄｆｏｒｐｏｗｅｒｓｐｅｃｔｒａｌｄｅｎｓｉｔｙｏｆｔｈｅｓｉｇｎａｌｓｂａｓｅｄｏｎＭａｔｌａｂｐｒｏｇｒａｍ ｍｉｎｇ．Ｓｉｍｕｌａｔｉｏｎｒｅｓｕｌｔｓｓｈｏｗｔｈａｔｔｈｅｍｅｔｈｏｄｉｓｓｉｍｐｌｅａｎｄｃｏｍｐａｒａｔｉｖｅｌｙａｃｃｕｒａｔｅ．
Key words: ｓｔａｔｉｏｎａｒｙｓｉｇｎａｌ, ｐｏｗｅｒｓｐｅｃｔｒａｌｄｅｎｓｉｔｙ, ｅｓｔｉｍａｔｉｏｎｍｅｔｈｏｄ
CLC Number:
TN911.23
YUAN Hong-１, ZHANG Hui-Xing-２. ＥｓｔｉｍａｔｉｏｎＭｅｔｈｏｄｆｏｒＰｏｗｅｒＳｐｅｃｔｒａｌＤｅｎｓｉｔｙｏｆＳｔａｔｉｏｎａｒｙＳｉｇｎａｌｓ[J]. HPMug2oMmNrOfxWQHLiEksa6s0hFu9Ox348d7QefarYlaFR5ArkhOwm3Da1pmxmxCtenj1+6luWD#r#n+EPn9L6Ce+9onqnMlT+i, 2011, 27(3): 45-47.
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URL: http://kmyzxb.magtech.com.cn/EN/10.3969/j.issn.1009-0479.2011.03.011
http://kmyzxb.magtech.com.cn/EN/Y2011/V27/I3/45
