发明名称 |
GPS-BASED POSITIONING SYSTEM FOR MOBILE GPS TERMINALS |
摘要 |
The present invention discloses a GPS system that uses call-processor intelligence to determine the mode of operation of a GPS receiver located in a GPS terminal. The modes are selected based on the availability of network facilities, the GPS information that can be acquired, or user input requirements.
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申请公布号 |
US2002145560(A1) |
申请公布日期 |
2002.10.10 |
申请号 |
US20010828066 |
申请日期 |
2001.04.05 |
申请人 |
SIRF TECHNOLOGY, INC. |
发明人 |
TSUJIMOTO IKUO;SUZUKI JUNICHI;CHANG CHIAYEE STEVE;GARIN LIONEL JACQUES;PANDE ASHUTOSH |
分类号 |
G01S19/35;G01S1/00;G01S5/00;G01S19/06;G01S19/25;H04Q7/34;(IPC1-7):G01S5/14 |
主分类号 |
G01S19/35 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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