| 发明名称 | WWAN almanac integrity monitoring system | ||
| 摘要 | Method, apparatus and computer program product for monitoring wireless wide area network almanac integrity in a wireless wide area network are disclosed. In one embodiment, the method comprises receiving crowdsourcing data from a plurality of mobile devices, determining a change to a wireless wide area network almanac using the crowdsourcing data, and updating a database in accordance with the change to the wireless wide area network almanac. | ||
| 申请公布号 | US9332453(B2) | 申请公布日期 | 2016.05.03 |
| 申请号 | US201313929322 | 申请日期 | 2013.06.27 |
| 申请人 | QUALCOMM Incorporated | 发明人 | Gao Weihua;Venkatraman Sai Pradeep;Zhang Gengsheng;Moeglein Mark L. |
| 分类号 | H04W24/00;H04W24/10;H04W4/02;G01S19/08;G01S5/02;H04W64/00 | 主分类号 | H04W24/00 |
| 代理机构 | Silicon Valley Patent Group LLP | 代理人 | Silicon Valley Patent Group LLP |
| 主权项 | 1. A method of monitoring integrity of wireless wide area network almanac in a wireless wide area network, comprising: receiving crowdsourcing data from a plurality of mobile devices; determining a change to a wireless wide area network almanac using the crowdsourcing data, wherein determining a change to a wireless wide area network almanac comprises detecting a change in base station identifier based at least in part on a number of reports from the plurality of mobile devices exceeds a first predefined threshold value; and updating a database in accordance with the change to the wireless wide area network almanac. | ||
| 地址 | San Diego CA US | ||