Location-Based Messaging Using Exchange Data
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Solution Overview
Problem
Existing location-based messaging techniques face challenges in accurately determining a user's location without relying on GPS or base station trilateration, especially in areas with poor coverage, and consume significant resources on mobile devices and radio frequency resources.
Innovation Solution
The system uses exchange data to determine a user's location and control message transmission, identifying target locations within a threshold distance and baseline locations outside the proximity of all target locations, thereby conserving resources and ensuring reliable location-based messaging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If GPS or base station trilateration is used to determine user location, then location accuracy is improved, but resource consumption and reliability in poor coverage areas worsens
Solution Approach 1:
The patent uses exchange data (transaction records) as an intermediary to determine user location indirectly, rather than directly using GPS or base station trilateration. The system identifies target locations based on exchange data patterns and compares them with baseline locations to infer user presence, thereby avoiding continuous GPS usage and reducing resource consumption while maintaining location awareness.
2Measurement precision
If GPS or base station trilateration is used to determine user location, then location accuracy is improved, but reliability in areas with poor coverage worsens
Solution Approach 1:
The system uses exchange data that is already being collected for transaction purposes to simultaneously determine location information. This self-service approach leverages existing data infrastructure rather than relying on external GPS or base station services, making the location determination reliable even in areas with poor coverage where traditional methods fail.
3Reliability
If continuous location monitoring is performed using traditional methods, then location-based messaging reliability is improved, but resource consumption and radio frequency usage worsens
Solution Approach 1:
Instead of continuous location monitoring, the system performs periodic location determination based on exchange events. Location is determined at specific intervals when exchange data is generated, and messages are triggered based on changes in location patterns rather than continuous monitoring, thereby reducing radio frequency resource consumption while maintaining message transmission reliability.
Data Source
AI summary
In some implementations, a system may receive exchange data that includes a credential for an exchange and an indication of an entity associated with the exchange. The system may determine that an entity location is within a threshold distance of a target location included in a set of target locations. The system may determine a baseline location associated with a user. The system may determine that the baseline location is outside of a threshold proximity of all target locations included in the set of target locations. The system may transmit, to a mobile device associated with the user, a message that includes an indication of the target location based on determining that the entity location is within the threshold distance of the target location and based on determining that the baseline location is outside of the threshold proximity of all target locations included in the set of target locations.


