Tracking Device Activation via Dual-Sensor Sequence

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Solution Overview

Problem

Bank drop boxes are vulnerable to unauthorized access and theft, as individuals with knowledge of their manufacturing can apply sufficient force to compromise their security, leading to the need for enhanced security measures.

Innovation Solution

A system comprising inner and outer sensors and a tracking device associated with the physical item, which is triggered when the item passes by both sensors, allowing for geographic location tracking and activation of the tracking device if removed without authorization, ensuring secure monitoring and recovery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If banks manufacture stronger and more secure drop boxes, then security against unauthorized access is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
ImprovesecurityVSAvoiddrop box structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The security system is divided into separate functional components: sensors positioned at specific locations, a tracking device with activation logic, and a communication system. This segmentation allows each component to be optimized independently while maintaining overall security effectiveness.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent replaces purely mechanical security measures (thicker steel, reinforced doors) with an electronic security system using sensors, tracking devices, and signal processing to detect and respond to unauthorized access attempts.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If a tracking device is concealed in the item, then the ability to track unauthorized removal is improved, but device complexity increases

Engineering Contradiction:
Improvetracking capabilityVSAvoidtracking system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The tracking device is concealed within the drop box structure, with sensors and activation mechanisms nested inside the box. This nesting allows the tracking functionality to be integrated into the existing structure without adding external complexity that would alert criminals.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The tracking device automatically activates and transmits location information when unauthorized removal is detected, without requiring external intervention or complex manual activation procedures. The system serves itself by automatically responding to security breaches.

Inventive Principle:
Principle #25Self-service

3Difficulty of detecting and measuring

If sensors are positioned to detect item removal, then detection capability is improved, but measurement precision requirements increase

Engineering Contradiction:
Improveitem removal detectionVSAvoidsensor positioning
Core Design Contradiction:
Difficulty of detecting and measuringVSMeasurement precision

Solution Approach 1:

Sensors are positioned at specific critical locations within and around the drop box where item removal would be detected. The inner sensor is positioned to detect when an item is placed in the box, while the outer sensor detects when the item is removed. This localized sensor placement optimizes detection capability without requiring precision throughout the entire drop box structure.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS8502644B1Physical item security: tracking device activation
Publication Date: 2013.08.06 BANK OF AMERICA CORP
  • US8502644B1 patent drawing
  • US8502644B1 patent drawing
  • US8502644B1 patent drawing

AI summary

Embodiments of the present invention relate to systems and methods for tracking an item by concealing a tracking device in the item and activating the tracking device when the item is relocated or accessed without authorization. In particular, according to some embodiments, a system is provided for tracking the geographic location of a physical item that is stored in a controlled area and then later removed from the controlled area. An exemplary system comprises: an inner sensor located proximate to a perimeter of the controlled area; an outer sensor located between the perimeter and the inner sensor; and a tracking device associated with the physical item, wherein the tracking device is triggered when the physical item passes by the inner sensor and then the outer sensor.