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发明名称
HIGH DIRECTIONAL ULTRASONIC RANGING MEASUREMENT SYSTEM AND METHOD IN AIR USING PARAMETRIC ARRAY
摘要
申请公布号
KR100707103(B1)
申请公布日期
2007.04.13
申请号
KR20040042299
申请日期
2004.06.09
申请人
发明人
分类号
G01S5/18;G01S7/524;G01S15/00;G01S15/10
主分类号
G01S5/18
代理机构
代理人
主权项
地址
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