发明名称 |
Method and apparatus for determining whether or not a mobile device is indoors |
摘要 |
The disclosure is directed to determining whether or not a mobile device is indoors. The mobile device obtains a position fix based, at least in part, on an outdoor positioning system, and obtains one or more shape-files for one or more objects that are in proximity of the position fix. |
申请公布号 |
US9277368(B2) |
申请公布日期 |
2016.03.01 |
申请号 |
US201313945705 |
申请日期 |
2013.07.18 |
申请人 |
QUALCOMM Incorporated |
发明人 |
Das Saumitra Mohan;Palanki Ravi;Chen Yin |
分类号 |
H04W4/04;G01S5/02;G01S19/48;G01S19/50 |
主分类号 |
H04W4/04 |
代理机构 |
Muncy, Geissler, Olds & Lowe, P.C. |
代理人 |
Muncy, Geissler, Olds & Lowe, P.C. |
主权项 |
1. A method for determining whether or not a mobile device is indoors, comprising:
obtaining, by the mobile device, a position fix based, at least in part, on an outdoor positioning system; obtaining, by the mobile device, one or more shape-files for one or more objects that are in proximity of the position fix, wherein obtaining the one or more shape-files comprises downloading, by the mobile device, one or more shape-files of outlines of buildings, where the outlines downloaded by the mobile device are biased based on at least one metric selected from the group consisting of: a popularity of other mobile devices inside a building, an amount of time that the mobile device has previously spent inside a building, and a frequency with which the mobile device has previously been inside a building; and determining that the mobile device is inside a given object boundary based on at least the one or more shape-files. |
地址 |
San Diego CA US |