发明名称 |
POSITIONING METHOD, PROGRAM THEREOF, AND POSITIONING DEVICE |
摘要 |
A positioning method includes (a) executing a cumulative addition for either one of the polarities on each of an I Q components of a received positioning signal, which is spread-modulated with a spread code reversed in polarity by navigation data, (b) calculating sum of squares of the result of the cumulative addition, (c) calculating correlation between the sum of squares and a replica code of the spread code, and (d) executing a positioning calculation of the present location based on the result of the correlation calculation.
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申请公布号 |
US2009185604(A1) |
申请公布日期 |
2009.07.23 |
申请号 |
US20090352127 |
申请日期 |
2009.01.12 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
TERASHIMA MAHO;KIMURA AKIRA |
分类号 |
H04B1/00;G01S19/30;G01S19/37;H04B1/707 |
主分类号 |
H04B1/00 |
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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