Wireless Merchandise Tracking via Crowdsourced Node Network

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Solution Overview

Problem

Retailers face challenges in protecting high-value merchandise from theft, as determined shoplifters can detach items or security devices, or remove them from the store despite existing security measures.

Innovation Solution

A merchandise security system utilizing a plurality of tags and nodes in a crowdsourced network for wireless communication to track the location of items, with a server managing the nodes to determine and track the items' positions, enabling real-time monitoring and alerts for unauthorized removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional merchandise security devices are used, then theft protection is provided, but determined shoplifters can still detach items or security devices

Engineering Contradiction:
Improvetheft protection effectivenessVSAvoidsecurity device structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The security system divides the tracking function into multiple independent components: tags attached to individual items, wireless communication modules, and a centralized server. This segmentation allows the security function to be distributed across many simple elements rather than relying on a single complex device that can be detached.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces wireless communication as an intermediary between the merchandise tags and the security monitoring system. This intermediary layer enables remote, continuous tracking without requiring physical connection or complex mechanical security devices that can be physically detached by shoplifters.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If physical security devices are attached to merchandise, then theft prevention is achieved, but customer interaction with merchandise is compromised

Engineering Contradiction:
Improvetheft preventionVSAvoidcustomer interaction with merchandise
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces mechanical security devices (cables, locks, physical attachments) with wireless electronic tracking tags. This substitution eliminates the need for physical constraints on merchandise, allowing customers to freely handle and interact with items while the wireless tags continuously monitor location and detect unauthorized removal.

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

3Reliability

If continuous monitoring of merchandise is implemented, then real-time theft detection is achieved, but system complexity increases

Engineering Contradiction:
Improvereal-time theft detectionVSAvoidmonitoring system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The wireless tags are designed as universal, multi-functional units that combine identification, location tracking, and theft detection capabilities in a single simple device. This universality allows continuous monitoring through standardized tags that can be attached to any merchandise type, reducing overall system complexity compared to specialized monitoring equipment for different scenarios.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11756394B2Wireless tracking system for merchandise security
Publication Date: 2023.09.12 ALPHA SECURITY PRODUCTS INC
  • US11756394B2 patent drawing
  • US11756394B2 patent drawing
  • US11756394B2 patent drawing

AI summary

Embodiments of the present invention are directed to merchandise security systems and methods for displaying and protecting items of merchandise from theft. A merchandise security system and method according to the invention includes at least one tag and a plurality of nodes positioned within a display area. The plurality of nodes are operable for determining a location of the tag. The wireless beacon tracking system further includes a server operably associated with the plurality of nodes for receiving information related to the location of the tag.