Proximity-Based Reminder Triggering Between User Devices

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Solution Overview

Problem

Existing reminder systems lack fidelity in alerting users, as they typically activate alarms based solely on chronological time, failing to consider spatial proximity between devices.

Innovation Solution

A method and system that activate an alarm on a user device when it is within a selected distance of another user device, incorporating location and time reminder parameters to ensure precise triggering of reminders.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If reminder systems activate alarms based solely on chronological time, then the system is simple to operate, but the reminder accuracy and fidelity are insufficient

Engineering Contradiction:
Improvereminder accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines chronological time-based reminders with location-based reminders into a unified reminder system. The system integrates GPS location detection, distance calculation between devices, and time-based alarm triggering to create a multi-dimensional reminder mechanism that improves accuracy while maintaining user-friendly operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent adds a spatial dimension (location) to the traditional temporal dimension (time) of reminder systems. By incorporating geographic coordinates and distance calculations, the system transforms from one-dimensional time-based alerts to two-dimensional space-time based alerts, significantly improving reminder fidelity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If reminder systems incorporate location and distance parameters, then the reminder accuracy is improved, but the device complexity increases

Engineering Contradiction:
Improvereminder reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system automatically performs location detection, distance calculation, and reminder triggering without requiring manual user intervention. The GPS modules in both devices continuously track positions, the system automatically calculates distances, and the alarm triggers itself when conditions are met, reducing the perceived complexity for users while maintaining high reliability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors location data and provides feedback by comparing current distance against the predetermined distance threshold. This feedback loop ensures reliable reminder triggering by constantly checking whether the spatial and temporal conditions are satisfied, improving reliability through real-time validation.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11113948B2Method for reminding a first user to complete a task based on position relative to a second user
Publication Date: 2021.09.07 HONEYWELL INTERNATIONAL INC
  • US11113948B2 patent drawing
  • US11113948B2 patent drawing

AI summary

A method of monitoring a user is provided. The method comprising: receiving a reminder request from a first user device, the reminder request requesting an alarm to activate on the first user device when the first user device is within a selected distance of a second user device; detecting a first current position of the first user device; detecting a second current position of the second user device; determining a distance between the first current position and the second current position; determining whether the distance is less than or equal to the selected distance; and activating an alarm on the first user device when the distance is less than or equal to the selected distance.