Retail Security Sensor Using Merchandise Power and Location Tracking

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Solution Overview

Problem

Existing retail display security systems fail to utilize the power from the item of merchandise and track its location once it is removed from the security system, leading to inefficiencies in theft deterrence and detection.

Innovation Solution

A security system for retail merchandise that includes a sensor connected to an internal power source of the item, which communicates with an alarm module to generate a security signal and can track the item's location using wireless communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a separate power source is used for the sensor, then the sensor can perform security functions independently, but the device complexity and cost increase

Engineering Contradiction:
Improvesensor operation reliabilityVSAvoidpower source configuration
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The item of merchandise's internal power source is designed to serve dual purposes: powering the item itself and powering the sensor for security functions. This multi-functionality eliminates the need for a separate power source for the sensor, reducing device complexity while maintaining operational reliability.

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

Solution Approach 2:

The patent combines the power source function into a single unit by integrating the sensor's power supply with the item of merchandise's internal power source. This merging of power supply functions reduces the number of components and simplifies the overall system architecture.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If the sensor is mechanically attached to the security system, then the security function is activated, but the system cannot track the item location after removal

Engineering Contradiction:
Improvetheft detection capabilityVSAvoiditem location information
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The sensor is pre-configured with location tracking capability and is designed to automatically activate tracking functions when the item is removed from the security system. This preliminary preparation ensures that location information is captured and transmitted without interruption, preventing loss of critical tracking data.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces mechanical attachment-based security activation with an electronic/digital tracking system. Instead of relying solely on mechanical connection status, the system uses electronic sensors and wireless communication to detect removal and continuously track location, transitioning from mechanical to electronic information preservation.

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

3Productivity

If traditional security systems are used, then theft deterrence is provided, but power from the item of merchandise is not utilized

Engineering Contradiction:
Improvesecurity system efficiencyVSAvoidunused item power source
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The item of merchandise serves itself by providing power to the sensor through its own internal power source. This self-service approach allows the item to fund its own security protection without requiring external power supply, improving security system efficiency while eliminating energy waste from unused power sources.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent converts what would normally be wasted energy (the item's internal power source not being used for security) into a beneficial resource by harnessing it to power the sensor. This transforms a potential loss of energy into a useful function that enhances security capabilities.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

Data Source

PatentUS12548418B2Sensor powered by item of merchandise for retail security
Publication Date: 2026.02.10 ALPHA SECURITY PRODUCTS INC
  • US12548418B2 patent drawing
  • US12548418B2 patent drawing
  • US12548418B2 patent drawing

AI summary

Security systems and methods configured for use with an item of merchandise for retail display are provided. For example, a security system includes a sensor configured to be electrically connected to an internal power source of an item of merchandise and an alarm module configured to communicate with the sensor. The sensor is configured to receive power from the internal power source for performing one or more security functions, and the alarm module is configured to generate a security signal in response to a security event.