Hearing Device Trusted Bond via Fitting System Intermediary

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Solution Overview

Problem

Existing hearing device systems face challenges in securely establishing a trusted bond between hearing devices and user accessory devices, particularly due to the complexity and error-prone nature of existing authentication methods, which can be difficult for users with impairments to navigate.

Innovation Solution

A method involving a hearing device fitting system that transmits an authentication key to the hearing device, creates encrypted authentication data, and allows the user accessory device to decrypt this key using identification information, enabling secure communication without requiring direct user interaction with the hearing device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional authentication methods are used between hearing device and user accessory device, then security can be maintained, but the authentication process becomes complex and error-prone for users with impairments

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

Solution Approach 1:

The patent introduces a fitting system as an intermediary that performs authentication on behalf of the user. The fitting system receives authentication requests from the user accessory device, validates them against stored credentials for the hearing device, and establishes the trusted bond without requiring the user to directly handle complex authentication sequences or codes.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The authentication credentials are pre-configured in the hearing device during manufacturing or fitting. When a user wants to connect an accessory, the authentication data is already in place, and the fitting system can quickly verify the accessory device using pre-stored keys or certificates, eliminating the need for users to perform complex real-time authentication rituals.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If manual authentication interactions are required, then security can be verified, but users with reduced dexterity or eyesight find it difficult to operate

Engineering Contradiction:
Improveauthentication securityVSAvoiduser interaction requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system enables self-service authentication where the fitting system automatically manages the authentication process. The user simply needs to initiate a connection request, and the fitting system handles the complex verification steps autonomously by comparing the accessory device's credentials against the hearing device's stored authentication data without requiring user input of codes or manual verification.

Inventive Principle:
Principle #25Self-service

3Reliability

If existing authentication protocols are implemented, then trusted bond can be established, but the process is time-consuming and requires user to remove hearing device from ear

Engineering Contradiction:
Improvetrusted bond establishmentVSAvoidauthentication time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Authentication credentials and trusted bond data are pre-established between the hearing device and the fitting system during initial setup. When a user accessory device needs to connect, the fitting system uses these pre-configured credentials to rapidly authenticate the accessory without requiring the user to remove the hearing device or undergo time-consuming manual authentication sequences.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11601259B2Hearing device system, devices and method of creating a trusted bond between a hearing device and a user accessory device
Publication Date: 2023.03.07 GN HEARING AS
  • US11601259B2 patent drawing
  • US11601259B2 patent drawing
  • US11601259B2 patent drawing

AI summary

The present disclosure relates to a method of creating a trusted bond between a hearing device and a user accessory device, wherein the method comprises: transmitting, by a hearing device fitting system, an authentication key to the hearing device; creating, by the hearing device fitting system authentication data comprising the authentication key in encrypted form; obtaining, by the user accessory device, the created authentication data; receiving, by the user accessory device, identification information from the hearing device the identification information identifying the hearing device; decrypting, by the user accessory device, the encrypted authentication key comprised in the obtained authentication data using at least the received identification information; establishing communication between the hearing device and the user accessory device based on the authentication key.