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发明名称
Signal receiving method for a user's device in a global positioning system
摘要
申请公布号
US4928107(A)
申请公布日期
1990.05.22
申请号
US19890367665
申请日期
1989.06.19
申请人
HITACHI, LTD.;HITACHI ENGINEERING CO., LTD.
发明人
KURODA, HIROSHI;WATANABE, ATSUSHI
分类号
G01S1/00;G01S19/28
主分类号
G01S1/00
代理机构
代理人
主权项
地址
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