Patent ID: 9736631
Date: 2017-08-15
CPC Classifications: H04W

Claim:
1. An expression application server comprising: a processor; and a memory that stores instructions that, when executed by the processor, cause the processor to perform operations comprising receiving an expression message generated by a ProSe application executing on a mobile device, wherein the expression message comprises an expression code and a location tag, analyzing the expression message to determine, based upon the location tag, whether increased granularity is desired for use in determining an expression match to the expression code, in response to determining that the increased granularity is desired for use in determining the expression match to the expression code, requesting additional location information from a location platform, receiving the additional location information from the location platform, and enhancing the expression match with the additional location information to provide the increased granularity to the mobile device; wherein the location tag identifies a specific proximity accuracy requested by the ProSe application; wherein the location tag comprises at least one bit in the expression code.