Invention Grant
US09332386B2 Method and system for providing enhanced location based information for wireless handsets 有权
用于为无线手机提供增强的基于位置的信息的方法和系统

Method and system for providing enhanced location based information for wireless handsets
Abstract:
Methods, devices and systems for generating enhanced location information on or about a mobile device may include hybrid lateration and/or trilateration solutions in which the mobile device determines whether information obtained via a geospatial system of the mobile device is accurate, collects location information from a plurality of mobile devices in a communication group in response to determining that the information obtained via the geospatial system of the mobile device is not accurate, computes computing more precise location information (including three-dimensional location and position information) based on the location information collected from the plurality of mobile devices, and using the generated location and position information to provide an enhanced location based service, such as an emergency location service, a commercial location service, an internal location service and/or a lawful intercept location service.
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