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发明名称
ANTENNA BEAM POINTING METHOD FOR SATELLITE MOBILE COMMUNICATIONS SYSTEM
摘要
申请公布号
EP0452970(A3)
申请公布日期
1991.12.18
申请号
EP19910106367
申请日期
1991.04.19
申请人
NEC CORPORATION
发明人
SHIMIZU, RYUJI
分类号
G01S3/40;H01Q1/27;H01Q1/32;H01Q3/02;H01Q3/26;(IPC1-7):H01Q1/32
主分类号
G01S3/40
代理机构
代理人
主权项
地址
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