Hearing Prosthesis Dynamic Parameter Adjustment

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Solution Overview

Problem

Current hearing prostheses face challenges in effectively managing feedback and adjusting parameters based on changes in the location of sound capture devices relative to the recipient's body, which affects the performance and comfort of the device.

Innovation Solution

The method involves obtaining data on the current or anticipated wearing implementation of the hearing prosthesis and adjusting parameters such as gain or feedback algorithms to account for changes in the location of sound capture devices, including the use of adaptive systems and algorithms to optimize feedback management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the hearing prosthesis uses fixed parameters, then the device structure is simple, but the performance deteriorates when wearing configuration changes

Engineering Contradiction:

Improveadaptability to wearing configuration changesVSAvoidparameter adjustment mechanism complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic parameter adjustment by detecting changes in wearing configuration and automatically modifying prosthesis parameters accordingly. The system transitions from static fixed parameters to dynamic adaptive parameters that respond to real-time wearing conditions, resolving the contradiction between adaptability and complexity through automated detection and adjustment mechanisms.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The patent employs feedback mechanisms where the prosthesis detects its own wearing configuration state and uses this information to adjust its parameters. This closed-loop feedback system enables the device to adapt to changing wearing conditions without requiring complex manual intervention, balancing adaptability with manageable system complexity.

Inventive Principle:

Principle #23Feedback

2Reliability

If the hearing prosthesis uses adaptive algorithms to manage feedback, then feedback management improves, but device complexity increases

Engineering Contradiction:

Improvefeedback management effectivenessVSAvoidalgorithm complexity

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements self-service through adaptive algorithms that automatically detect feedback conditions and adjust parameters without external intervention. The prosthesis serves itself by monitoring its own performance and making real-time adjustments, improving feedback management while keeping the system self-contained and avoiding additional external complexity.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The patent utilizes parameter changes as a core mechanism for feedback management. By dynamically modifying operational parameters based on detected feedback conditions, the system achieves reliable feedback control through controlled parameter variations rather than complex structural changes, balancing effectiveness with manageable complexity.

Inventive Principle:

Principle #35Parameter changes

Data Source

PatentUS11223910B2Algorithm and wearing option interaction with a vibratory prosthesis

Publication Date: 2022.01.11 COCHLEAR LIMITED

AI summary

A method, including the actions of obtaining data based on a current and/or anticipated future wearing implementation of a hearing prosthesis, and adjusting a parameter of the hearing prosthesis based on the current or anticipated future wearing implementation of the hearing prosthesis, and evoking a hearing percept using the hearing prosthesis with the adjusted parameter.