Smart Mask Biometric Access Management for QR-Free Authentication

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Solution Overview

Problem

Existing access management systems face inconvenience due to QR code checks and low accuracy of body temperature tests, particularly in managing access to spaces like restaurants during infectious disease outbreaks.

Innovation Solution

A biometric information-based access management system using a smart mask to measure biometric data, such as body temperature, and a management server that determines authentication based on this data and public database information, continuously monitoring user health status within the space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If QR code check is used for access management, then access control can be implemented, but user convenience deteriorates due to manual scanning requirements

Engineering Contradiction:
Improveuser convenienceVSAvoidaccess management system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system enables self-service authentication by having the smart mask automatically transmit biometric data to the management server without requiring manual QR code scanning or physical presence at access points. The wearable device autonomously performs authentication operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical QR code scanning with automated wireless data transmission from the smart mask to the management server. This substitution eliminates the need for physical scanning operations and manual intervention.

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

2Measurement precision

If body temperature test is used for access management, then health screening can be performed, but measurement accuracy deteriorates

Engineering Contradiction:
Improvebody temperature measurement accuracyVSAvoidaccess management reliability
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The system transitions from measuring only body temperature to comprehensively measuring multiple biometric parameters including heart rate, respiration rate, and other physiological indicators. This parameter expansion enables more accurate health assessment and reliable access control decisions.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If continuous biometric monitoring is implemented, then health status tracking improves, but system complexity and data processing requirements increase

Engineering Contradiction:
Improvehealth status monitoring reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments monitoring functions by distributing data collection to multiple wearable devices that can operate independently. Each device monitors specific biometric parameters locally and transmits only essential data to the management server, reducing overall system complexity while maintaining comprehensive monitoring capability.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250218241A1Managing server, managing method and computer program for operating biometric information-based access management system
Publication Date: 2025.07.03 CHA EDWARD
  • US20250218241A1 patent drawing
  • US20250218241A1 patent drawing
  • US20250218241A1 patent drawing

AI summary

The present invention relates to an access management system that determines whether to approve a user's authentication request for a management space based on biometric data measured by multiple smart wearable devices. The system includes a smart mask with a temperature sensor, a fan system for air circulation, and an external indicator for fan status, as well as a wireless headset with an additional temperature sensor. The management server verifies authentication conditions using biometric data and public database authentication data. The fan system dynamically adjusts airflow based on the user's biometric and environmental data, while the external indicator provides real-time feedback. The system enhances accuracy by incorporating body temperature correction from the wireless headset and calculating a comprehensive health score. By eliminating manual QR code scanning and improving body temperature measurement accuracy, the invention enhances authentication efficiency, user convenience, and access security while enabling continuous biometric monitoring.