发明名称 |
Positioning device, method of controlling positioning device, positioning control program, and computer-readable recording medium having positioning control program recorded thereon |
摘要 |
A positioning device includes a moving amount determination section which determines a moving amount of the device in a period between a preceding positioning time and a present positioning time; a moving amount evaluation section which determines whether or not the moving amount is within a predetermined allowable moving range; a positioning section which locates a position of the device based on a satellite signal which is a signal from a positioning satellite; an average position calculation section which calculates an average position by averaging a preceding located position and a present located position when the moving amount evaluation section has determined that the moving amount is within the predetermined allowable moving range; and a position output section which outputs the average position.
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申请公布号 |
US7720602(B2) |
申请公布日期 |
2010.05.18 |
申请号 |
US20070711649 |
申请日期 |
2007.02.28 |
申请人 |
SEIKO EPSON CORPORATION |
发明人 |
KURATA TOMOYUKI |
分类号 |
G01C21/00;G01S19/14;G01S19/49 |
主分类号 |
G01C21/00 |
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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