Gaze-Based Authentication for Head-Mounted Displays
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Solution Overview
Problem
Existing communication terminal systems, especially those used with head-mounted devices, face challenges in simplifying user authentication and input methods, particularly when integrating with wearable technology like eyeglasses-type devices, as they often require cumbersome operations that increase user burden.
Innovation Solution
A method and system that utilize a head-mounted device (HMD) to detect user gaze using an eye gaze sensor, allowing for authentication and content access by recognizing the gaze on a login button, thereby simplifying the input process and reducing operational burden by leveraging visual recognition and gaze detection for login instructions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional authentication methods are used with head-mounted devices, then security can be maintained, but user burden and operational complexity increase
Solution Approach 1:
The patent replaces mechanical input operations (buttons, keyboards, touch screens) with a gaze-based authentication system. The eye gaze sensor detects the user's line of sight to identify selection of authentication elements, eliminating the need for manual input devices and reducing operational complexity while maintaining security.
Solution Approach 2:
The system enables self-service authentication by automatically tracking and analyzing the user's gaze movements. The authentication process occurs without requiring the user to manually interact with input devices, as the system autonomously captures gaze data, determines selection intent, and completes authentication based on pre-registered gaze patterns.
2Loss of time
If manual input methods are used for login, then accuracy can be ensured, but time consumption and user burden increase
Solution Approach 1:
The system performs preliminary registration of the user's gaze patterns and authentication credentials during an initial setup phase. This pre-registration enables rapid authentication during subsequent login attempts, as the system only needs to compare current gaze movements against stored patterns rather than processing complex manual inputs in real-time.
Solution Approach 2:
The patent substitutes time-consuming manual input operations with automated gaze tracking. The eye gaze sensor continuously monitors the user's line of sight, and the processing unit automatically interprets gaze movements as selection commands, eliminating the time required for manual typing, button pressing, or touch screen interaction.
3Adaptability or versatility
If conventional authentication interfaces are used in HMD, then compatibility is maintained, but user experience and intuitiveness deteriorate
Solution Approach 1:
The gaze-based authentication system serves multiple functions: it identifies user intent, selects authentication elements, and validates credentials without requiring separate input mechanisms. This multi-functional approach maintains compatibility with existing authentication protocols while adapting to the head-mounted display context, where traditional input devices are unavailable or impractical.
Solution Approach 2:
The eye gaze sensor acts as an intermediary between the user's visual attention and the authentication system. Instead of requiring direct manual input, the sensor captures gaze data and translates it into selection commands, serving as a natural mediator that bridges the user's intent with the authentication interface in a head-mounted display environment.
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
This approach enhances user experience by streamlining authentication and content access within the HMD system, providing a more intuitive and immersive interaction method that reduces operational complexity and increases user convenience.
Implementation Method 1
an eye gaze sensor 140 configured to detect a gaze of the user 190
Data Source
AI summary
A method of providing content using a head-mounted device. The method includes receiving, by a terminal configured to display a screen for logging in to the application, input of user identification information by a user, wherein the user identification information associates the user with a first application. The method further includes receiving, by the terminal, when authentication using the user identification information is successful, a login key for logging in to a content providing service by the first application. The method further includes transmitting, by the terminal, based on input of a login instruction using the login key by the user wearing the head-mounted device, the login key to a server. The method further includes receiving, by the terminal, from the server, content viewable in a head-mounted display mode following successful authentication using the login key.