Self-detaching Retail Security Tag Wireless Detach
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Solution Overview
Problem
Current security tag systems in retail environments lack a convenient method for detaching tags using mobile Point Of Sale (POS) units, leading to inefficiencies and customer dissatisfaction, as they require physical intervention by store employees or fixed detacher units, which limits mobility and increases customer burden.
Innovation Solution
Implementing a wireless communication system that sends a detach command to the security tag after a successful purchase verification, using a mechanical component to automatically release the pin, allowing self-detachment without human assistance, compatible with existing Acousto-Magnetic and RFID systems, and utilizing smart devices for scanning and payment processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a fixed detacher unit is used to remove security tags, then the security tag can be removed, but the mobility of the POS unit is reduced and customer burden increases
Solution Approach 1:
The security tag automatically detaches itself from the article after receiving a detach command via wireless communication. The tag's internal mechanism (pawl, spring, pin) enables self-detachment without requiring external mechanical intervention, allowing customers to complete the purchase process independently using mobile POS units
Solution Approach 2:
The patent replaces the traditional mechanical detacher unit with a wireless communication system. The detach command is transmitted wirelessly to the security tag, which then activates its internal mechanical mechanism (solenoid or spring-loaded pawl) to release the pin automatically, eliminating the need for physical contact between the detacher and the tag
2Adaptability or versatility
If a mobile detacher unit is used in addition to mobile POS unit, then the security tag can be detached mobile, but the device complexity increases
Solution Approach 1:
The security tag integrates multiple functions into a single device: it serves as both the security marker and the detachable component. The tag contains the attachment mechanism (pin, pawl, spring) and the wireless communication receiver, allowing it to be attached, secured, and detached without requiring separate dedicated devices for each function
Solution Approach 2:
The patent combines the security tag with its own detachment mechanism in a single integrated unit. The tag housing contains both the EAS/RFID elements and the mechanical detachment components (pawl, spring, pin), merging what were previously separate functions (security monitoring and mechanical attachment/detachment) into one unified device
3Reliability
If a rigid housing with removable pin is used, then the security tag can be secured to the article, but the housing cannot be removed without destruction except by dedicated removal device
Solution Approach 1:
The security tag transitions from a static, permanently secured state to a dynamic, controllable state. The pin is held in the engaged position by the pawl-spring mechanism during normal operation, but can be dynamically released when the wireless detach command is received, allowing the pin to move from engaged to disengaged position without destruction
4Reliability
If store sales associate uses dedicated removal device at fixed POS station, then the security tag can be removed, but customer waiting time increases and productivity decreases
Solution Approach 1:
The system enables self-service detachment where the customer's mobile device receives the detach command and transmits it wirelessly to the security tag. The tag then automatically detaches itself without requiring the customer to wait for store associate intervention or to physically interact with a dedicated removal device
Solution Approach 2:
The patent replaces the manual mechanical detachment process (store associate using dedicated removal device) with an automated wireless communication system. The detach command is transmitted electronically to the tag, which activates its internal mechanism to release the pin, eliminating the need for human intervention and accelerating the transaction process
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Facilitates a frictionless customer experience by enabling self-detachment of security tags, reducing the need for cashier intervention, enhancing mobility of POS units, and ensuring secure removal without alarms, while maintaining compatibility with existing security and inventory systems.
Implementation Method 1
communicating a wireless signal to the security tag attached to an article
Implementation Method 2
A mechanical component of the security tag is caused to be released in response to a reception of the wireless signal at the security tag, whereby a pin of the security tag transitions from an engaged position to an unengaged position
Data Source
AI summary
Systems (100) and methods (1500, 1600) for operating a Security Tag (“ST”). The methods involve communicating a Wireless Signal (“WS”) to ST (132) tag attached to an article (102) when a successful purchase thereof has been verified. WS includes a detach command. A mechanical component (922) of ST is caused to be released in response to a reception of WS at ST, whereby a pin (308) of ST transitions from an engaged position to an unengaged position without any human assistance or mechanical assistance by a device external to ST. An end (1002) of the pin resides within an aperture (1102) formed in a first portion (312) of an enclosure (302) spaced apart from a second portion (310) of the enclosure by a gap when the pin is in the engaged position. The pin is fully retracted into the second portion when it is in the unengaged position.