发明授权
US09405010B2 Geospatial positioning using correction information provided over cellular control channels 有权
使用通过蜂窝控制信道提供校正信息的地理空间定位

Geospatial positioning using correction information provided over cellular control channels
摘要:
Disclosed is a method of calculating a geospatial position by a mobile device by monitoring with the mobile device a first control channel from a first cell of a cellular communications system; monitoring with the mobile device a second control channel from a second cell of the cellular communications system at the same time as the first cellular control channel; receiving with the mobile device a first correction value sent over the first control channel; receiving with the mobile device a second correction value sent over the second control channel; receiving with the mobile device a signal from a global navigation satellite system; calculating with the mobile device the geospatial position based upon the signal from the global navigation satellite system and at least one of the first correction value and the second correction value.
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