Invention Grant
US09078099B2 Localization method employing radio signal strength measurements of electric and gas meters 有权
采用电气和煤气表的无线电信号强度测量的本地化方法

Localization method employing radio signal strength measurements of electric and gas meters
Abstract:
Systems, methods, and devices for determining the geospatial position/location of a mobile device by using transmissions from surrounding wireless utility meters and prior knowledge of the locations of the surrounding meters. A mobile device may receive transmissions from a plurality of wireless utility meters, and determine signal strengths and meter identifiers of each of the plurality of wireless utility meters from the received transmissions. The signal strengths and meter identifiers may be compared to data records stored in a wireless utility meter signal signature database to identify a best match data record, which may include geographic coordinates that may be used by the mobile device to determine its current geospatial position and/or location.
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