Hearable EEG Sensor Biometric Authentication for Wireless Networks

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Solution Overview

Problem

Wireless communication devices face security risks due to easy compromise of authentication factors, such as PINs and physical possession, making secure network access challenging.

Innovation Solution

A hearable device with an EEG sensor in the earpiece measures a user's brainwave signature as an inherent authentication factor, enabling secure network access without manual PIN entry or physical key possession, and can control home or vehicle systems upon authentication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional authentication methods (PIN, physical possession) are used, then ease of operation is maintained, but security reliability deteriorates due to easy compromise

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces mechanical authentication methods (typing PIN, physical key possession) with a biological/authonomic system - measuring electrodermal activity and heart rate variability through sensors. This substitution moves from mechanical interaction to physiological measurement, achieving higher security reliability while maintaining ease of operation as the measurement occurs passively during natural device interaction.

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

2Reliability

If biometric authentication is implemented, then security reliability improves, but device complexity increases

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent integrates multiple authentication functions into a single hearable device platform. The same device that provides audio functionality also contains sensors for electrodermal activity measurement, heart rate variability measurement, and position detection. This multi-functionality approach increases security reliability without proportionally increasing device complexity, as the sensors serve dual purposes.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent combines multiple authentication factors (electrodermal activity, heart rate variability, position data) into a unified authentication system within a single device. Rather than separate systems for each biometric measurement, all sensors and processing are integrated into the hearable device, creating a consolidated authentication mechanism that improves security while managing complexity through integration.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If multiple authentication factors are required, then security reliability improves, but ease of operation deteriorates due to additional steps

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication process simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent measures authentication factors continuously during natural device interaction rather than requiring separate authentication steps. Electrodermal activity, heart rate variability, and position are measured continuously as the user naturally uses the device, eliminating the need to pause for separate authentication actions. This maintains ease of operation while achieving multi-factor authentication security.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The authentication system operates passively without requiring active user participation. The sensors automatically measure electrodermal activity, heart rate variability, and position during normal device use, and the system autonomously evaluates these measurements against stored profiles to authenticate the user. This self-service approach maintains ease of operation while implementing multiple authentication factors.

Inventive Principle:
Principle #25Self-service

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

The solution provides enhanced security and convenience by using biometric authentication to securely access networks and control associated systems, reducing the risk of unauthorized access.

Implementation Method 1

an electroencephalogram (EEG) sensor that is disposed in the earpiece and configured to contact a surface of an ear canal of the user and that is configured to measure an EEG signature of a user in response to an audio stimulus

Methodology Applied
Scientific EffectElectroencephalogram (EEG):

Data Source

PatentEP3160106B1Techniques for user authentication using a hearable device
Publication Date: 2020.07.01 HARMAN INT IND INC
  • EP3160106B1 patent drawingFigure 1
  • EP3160106B1 patent drawingFigure 2A
  • EP3160106B1 patent drawingFigure 2B

AI summary

The various embodiments set forth an apparatus comprising an earpiece, a sensor configured to measure an inherent attribute associated with a user, a wireless transceiver configured to communicate with a wireless access point of a wireless communication network, and a controller. The controller is configured to establish authenticated access to the wireless communication network based on the inherent attribute associated with the user. An advantage of the disclosed embodiment is that a hearable device can conveniently authenticate user access to a network with enhanced security, based on one or more inherence factors that are measured by the hearable device.