Hearing Device Security Update Mechanism

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Hearing devices face security challenges due to open standard-based wireless communication interfaces, which can lead to unauthorized data access and attacks, potentially causing malfunctions or battery exhaustion, and there is a need for enhanced security measures to protect against unauthorized access and compromised devices.

Innovation Solution

A hearing device with a processing unit, memory unit, and interface that can receive and verify new security settings, including a hearing device key identifier, and update its security settings if the verification criteria are met, allowing for secure communication and controlling access to external devices, thereby preventing unauthorized access and enabling secure updates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If open standard-based wireless communication interface is used, then ease of operation and adaptability are improved, but security and reliability deteriorate due to unauthorized access and attacks

Engineering Contradiction:
Improvewireless communication capabilityVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements preliminary security actions by establishing secure communication channels and authentication mechanisms before actual data transmission occurs. The hearing device and external device perform mutual authentication and establish encrypted communication sessions in advance, preventing unauthorized access before it can compromise the system.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces security protocols and authentication mechanisms as intermediary layers between the hearing device and external devices. These intermediaries verify device identities, authenticate communication partners, and establish secure channels, thereby protecting the open wireless interface without compromising ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If security settings are frequently updated to combat attacks, then security is improved, but device complexity and loss of time increase

Engineering Contradiction:
ImprovesecurityVSAvoidsecurity update process
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent enables the hearing device to automatically perform security updates and key management operations without requiring user intervention. The device can autonomously receive security updates, verify their authenticity, and apply them in the background, reducing both device complexity from the user perspective and time loss associated with manual security maintenance.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent implements feedback mechanisms where the hearing device monitors security conditions, detects potential threats, and automatically triggers appropriate security responses. The system continuously receives feedback about communication security status and adjusts security measures dynamically, eliminating the need for frequent manual security updates.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If multiple hearing device keys are maintained for different client devices, then adaptability is improved, but security management complexity increases

Engineering Contradiction:
Improveclient device compatibilityVSAvoidkey management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal key management system where a single hearing device can securely communicate with multiple different client devices using different authentication mechanisms. The system provides multi-functionality by supporting various client device types (smartphones, tablets, computers) with a unified security architecture, eliminating the need for separate key management for each device type.

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

Solution Approach 2:

The patent segments security credentials and authentication mechanisms into separate, manageable components. Different client devices can be assigned specific security credentials or authentication methods, allowing the hearing device to manage multiple keys and credentials in an organized, modular fashion rather than as a monolithic security system.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP4221258A1Hearing device and method of updating a hearing device
Publication Date: 2023.08.02 GN HEARING AS
  • EP4221258A1 patent drawingFigure 1
  • EP4221258A1 patent drawingFigure 2
  • EP4221258A1 patent drawingFigure 3

AI summary

A hearing device and related method is dislcosed, the hearing device comprising a processing unit configured to compensate for hearing loss of a user of the hearing device; a memory unit; and an interface. The hearing device is configured to operate according to security settings of the hearing device, the security settings of the hearing device being stored in the memory unit, and wherein the processing unit is configured to obtain new security settings via the interface, the new security settings comprising a new first hearing device key identifier indicative of a hearing device key; verify the new security settings; and update, if the new security settings are verified, the security settings of the hearing device based on the new security settings.