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发明名称
METHOD AND APPARATUS FOR DETERMINING PATH ATTENUATION OF RADIO WAVES
摘要
申请公布号
EP0856231(A1)
申请公布日期
1998.08.05
申请号
EP19970921867
申请日期
1997.05.20
申请人
NOKIA TELECOMMUNICATIONS OY
发明人
HEISKA, KARI;KANGAS, ARTO
分类号
H04B7/26;H04W16/18;(IPC1-7):H04Q7/36
主分类号
H04B7/26
代理机构
代理人
主权项
地址
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