XR Headset Facial Imaging for Seamless User Authentication
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Solution Overview
Problem
Extended reality systems face challenges in user identification and authentication, as traditional input devices like touch screens and keyboards are impractical, leading to cumbersome login processes that require users to remove headsets for credential entry.
Innovation Solution
A system and method for user identification in XR environments using lower facial and dental feature capture through an imaging device, such as a camera, which extracts unique features for authentication without requiring headset removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional input devices like touch screens and keyboards are used for user identification, then authentication can be performed, but users must remove headsets to enter credentials, making the process cumbersome
Solution Approach 1:
The patent replaces mechanical input devices (touch screens, keyboards) with an optical recognition system using imaging devices to capture facial and dental features. This substitution eliminates the need for physical interaction with external devices, allowing users to be authenticated while wearing headsets, thus resolving the contradiction between authentication capability and operational convenience.
2Reliability
If external devices are used for user authentication, then identification can be performed, but the system complexity increases and requires additional hardware
Solution Approach 1:
The patent integrates multiple functions into the headset device itself. The imaging device serves both as part of the extended reality system and as an authentication tool. The processing system performs both XR rendering and facial/dental feature analysis. This multi-functionality eliminates the need for separate external authentication devices while maintaining reliable identification accuracy.
Solution Approach 2:
The patent combines the authentication system with the extended reality headset by integrating imaging devices and processing capabilities directly into the headset. This merging of functions reduces system complexity by eliminating separate external authentication devices while maintaining reliable user identification through combined facial and dental feature analysis.
3Ease of operation
If facial recognition is used for user identification, then authentication can be performed without removing headsets, but the precision of identification may be insufficient without additional features
Solution Approach 1:
The patent divides the facial recognition system into multiple feature detection components: upper facial features, lower facial features, and dental features. By segmenting the identification process into these distinct regions and analyzing each separately, the system achieves higher overall identification accuracy while maintaining the convenience of headset-worn authentication.
Solution Approach 2:
The patent uses a composite approach combining multiple types of biometric features (facial structure, lower face geometry, and dental characteristics) to create a robust identification system. This composite biometric approach enhances identification precision beyond what any single feature could provide alone, while still enabling convenient authentication without headset removal.
Data Source
AI summary
In an example in accordance with the present disclosure, an extended reality system is described. The extended reality system includes an extended reality headset to be worn on a head and cover eyes of a user. An imaging device of the extended reality system captures an image of a portion of the user's face below the extended reality headset. An image analysis device of the extended reality system extracts, from the image, features of the portion of the user's face below the extended reality headset. The image analysis device also identifies the user based on a comparison between extracted features and a database of identified users.