发明名称 |
Method for tracking location of a mobile unit |
摘要 |
Location of a mobile unit is determined by a combined probability, derived from a first probability for possible locations based on a current sample of radio signal characteristics and a second probability that a unit has moved from a prior location or probable location to each possible location.
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申请公布号 |
US7424300(B2) |
申请公布日期 |
2008.09.09 |
申请号 |
US20040852347 |
申请日期 |
2004.05.24 |
申请人 |
SYMBOL TECHNOLOGIES, INC. |
发明人 |
GOREN DAVID P. |
分类号 |
G01S19/11;H04M1/00;G01S5/02;H04W64/00 |
主分类号 |
G01S19/11 |
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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