Hearing Aid Receiver Identification via Pin Encoding
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Solution Overview
Problem
The challenge in the hearing instrument market is that changing the receiver connected to the shell drastically alters the electro-acoustic characteristics, requiring manual re-programming of hearing aid parameters to match the new receiver's characteristics.
Innovation Solution
A system and method for automatically detecting the model and type of a receiver connected to a hearing aid, using a pin connection arrangement to encode and decode receiver-type information, allowing for automatic adjustment of internal parameters.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual re-programming of hearing aid parameters is performed to match a new receiver's characteristics, then the hearing aid parameters can be accurately adjusted, but the fitting time and turn-around time increase
Solution Approach 1:
The hearing aid system automatically detects receiver characteristics and adjusts its own parameters without requiring manual intervention. The processor autonomously identifies the receiver type through electrical measurements and reconfigures amplification parameters accordingly, eliminating the need for audiologists to manually program each receiver configuration.
Solution Approach 2:
The system performs preliminary detection of receiver characteristics immediately upon connection, before the fitting process begins. By pre-identifying the receiver type and pre-configuring appropriate parameters automatically, the system prepares the hearing aid in advance, eliminating the time-consuming manual parameter adjustment step.
2Adaptability or versatility
If multiple receiver types are supported with manual configuration, then device versatility increases, but device complexity increases
Solution Approach 1:
The hearing aid automatically detects receiver type through electrical measurements and self-configures appropriate parameters. The processor performs autonomous identification of receiver characteristics and automatically adjusts amplification settings, eliminating the need for complex manual configuration procedures while supporting multiple receiver types.
Solution Approach 2:
The system dynamically changes internal electrical parameters based on detected receiver characteristics. By measuring electrical properties such as impedance and resonance frequency, the processor automatically adjusts amplification parameters to match the specific receiver type, enabling versatile receiver support without increasing user-facing complexity.
3Productivity
If automatic detection of receiver type is implemented, then fitting efficiency increases, but device complexity increases
Solution Approach 1:
The hearing aid system performs automatic receiver detection and self-configures parameters without requiring external detection equipment or complex external systems. The processor autonomously measures electrical characteristics of the connected receiver and automatically adjusts settings, achieving high fitting efficiency through integrated self-service functionality.
Solution Approach 2:
The system replaces manual mechanical configuration procedures with automated electrical measurements and digital parameter adjustment. By using electrical impedance measurements and digital signal processing to identify receiver type and automatically set parameters, the system eliminates time-consuming manual operations while keeping the detection mechanism relatively simple.
Data Source
AI summary
A system and method for identification of a peripheral device is provided. A system and method for automatic parameter adjustment of a destination device based on the identification of a peripheral device is provided.