Virtual Access Control Using Facial Recognition
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Solution Overview
Problem
Physical gates or doors used for access control in secured areas can limit throughput and are often impractical or prohibitive, especially in environments requiring high volume access or mid-security settings.
Innovation Solution
A virtual access control system that uses video analytics, facial identification, and feedback modules to manage entry and exit without physical barriers, employing cameras, lighting, and audio feedback to guide individuals and authenticate access dynamically.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If physical gates or doors are used for access control, then security control is improved, but throughput is reduced and infrastructure complexity increases
Solution Approach 1:
The patent replaces physical mechanical barriers (gates, doors) with a virtual access control system using cameras, processors, and feedback devices to detect, authenticate, and control person movement through an area, thereby maintaining security while eliminating throughput limitations
Solution Approach 2:
The patent creates a virtual copy of the physical access control function through digital image processing and facial recognition, where the processor analyzes captured images to determine authorization status, replicating the gate's control function without physical constraints
2Reliability
If physical gates or doors are used for access control, then security control is improved, but infrastructure cost and complexity increase
Solution Approach 1:
The patent substitutes complex physical infrastructure (gates, doors, locking mechanisms) with a streamlined virtual system comprising image capture devices, processors, and feedback devices, reducing overall infrastructure complexity while maintaining or improving security
Solution Approach 2:
The system performs automatic facial recognition and authorization determination without requiring security personnel, with the processor autonomously analyzing images and the feedback device automatically providing directional guidance, eliminating the need for manual security operations
3Reliability
If physical gates or doors are used for access control, then authorization control is improved, but entry delay increases
Solution Approach 1:
The system performs facial recognition and authorization determination in advance as persons enter the capture area, with the processor continuously analyzing images and determining authorization status before persons need to proceed, enabling seamless throughput without delays
Solution Approach 2:
The image capture device operates continuously to capture images of persons in the capture area, and the processor continuously analyzes these images to maintain constant awareness of authorization status, eliminating the stop-and-go nature of physical gate operations
Data Source
AI summary
Virtual access control may include detecting entry of a person into a virtual controlled zone, and counting and/or identifying people including the person entering into the virtual controlled zone. Virtual access control may further include determining an authorization of the person to continue through the virtual controlled zone based on a facial identification of the person, and alerting the person to stop, exit from, or continue through the virtual controlled zone based on the determined authorization. An alarm may be generated if the person violates directions provided by the alert.