Event-Linked Item Reminders Using Departure Detection

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Solution Overview

Problem

Current systems fail to provide a smart reminder to users to take necessary items when leaving a location for an event, despite technological advancements in item location and reminder systems.

Innovation Solution

A system comprising a central unit connected to a processor and memory, event input device, tracking data device, and display/speaker, which determines if a user is leaving for an event and notifies them to take a necessary item based on predefined criteria using sensors or cameras.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If transponders are used to identify location of lost items, then item location can be determined, but the system cannot proactively remind users to take items before leaving

Engineering Contradiction:
Improveitem location informationVSAvoidsmart reminder capability
Core Design Contradiction:
Loss of informationVSExtent of automation

Solution Approach 1:

The system performs preliminary actions by detecting when a user is in the process of leaving a location (using motion sensors, door sensors, or GPS tracking) and proactively generates a reminder notification before the user actually departs. This allows the system to remind users to take necessary items in advance, preventing the problem of forgetting items after leaving the location.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If phone reminders are set, then users can be notified to take items, but the system lacks smart ability to automatically determine when and what to remind

Engineering Contradiction:
Improvemanual reminder settingVSAvoidautomatic smart reminder
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The system enables itself to automatically determine what items need to be reminded and when to issue reminders by analyzing user behavior patterns, location data, and item associations. The system learns from user interactions and autonomously generates appropriate reminder notifications without requiring manual configuration for each reminder scenario.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system incorporates feedback mechanisms where user responses to reminder notifications (such as acknowledging receipt, marking items as taken, or indicating false positives) are used to continuously refine and improve the reminder algorithm. This feedback loop enhances the system's ability to accurately predict when users need reminders and what items are relevant.

Inventive Principle:
Principle #23Feedback

3Reliability

If tracking data is collected to monitor user movement, then departure detection is enabled, but system complexity increases

Engineering Contradiction:
Improvedeparture detection accuracyVSAvoidtracking system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The tracking system is segmented into multiple independent components with specific functions: motion sensors detect movement, door sensors detect entry/exit events, GPS tracking provides location data, and item sensors track item presence. Each component operates independently and contributes specific data to the overall departure detection algorithm, making the system more manageable and reliable.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12432417B2Reminder to take items when leaving
Publication Date: 2025.09.30 DISH NETWORK TECHNOLOGIES INDIA PTE LTD
  • US12432417B2 patent drawing
  • US12432417B2 patent drawing
  • US12432417B2 patent drawing

AI summary

A system and method for providing a notification regarding a tracked physical item to a user, and a set-top box. The system includes a central unit and an item notification module. The system includes a display and/or speaker. The system includes an event input device configured to provide event data and a tracking data device configured to provide tracking data to the central unit to track the physical item and/or the user upon the user being determined to be leaving a location to attend the event. The system further can receive the event data, establish criteria for providing the notification, receive the tracking data provided by the tracking data device, determine whether the tracking data meets the criteria, and, if so, cause the display and/or speaker to display and/or announce the notification.