Hearing Device Electronic Module with Segmented Embedding
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Hearing devices, particularly hearing aids, face challenges in protecting electronic components from dirt, moisture, and electrostatic discharge (ESD) while maintaining a compact size and weight.
Innovation Solution
An electronic module for hearing devices is developed, featuring an embedding material that covers electronic components except for restricted areas, which are accessible for functional parts. This module provides protection against dirt, moisture, and ESD, and simplifies the design by reducing the need for additional ESD protection measures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If electronic components are covered with protective material to protect against dirt and moisture, then protection against environmental factors is improved, but access to functional parts is restricted
Solution Approach 1:
The protective coating is segmented into different zones: a first coating layer covers the entire electronic component including functional parts, while a second coating layer is selectively applied only to non-functional surfaces. This segmentation allows the functional parts to remain accessible through the first layer while the second layer provides enhanced protection to other areas.
Solution Approach 2:
Different regions of the electronic component receive different levels of protection. The first protective coating layer is applied universally across all surfaces, while the second protective coating layer is applied locally only to specific non-functional areas. This local quality approach ensures that functional parts remain accessible while maximizing protection where needed.
2Reliability
If multiple separate protective elements are added to protect electronic components, then protection against dirt, moisture and ESD is improved, but device size and weight increase
Solution Approach 1:
Multiple protective functions are merged into a single integrated coating system. The first and second protective coating layers work together as a unified structure that simultaneously provides protection against dirt, moisture, and electrostatic discharge. This eliminates the need for separate protective elements, thereby reducing overall device weight and complexity.
Solution Approach 2:
The protective coating system is designed to perform multiple protective functions simultaneously. Both the first and second coating layers contribute to a comprehensive protection system that addresses dirt resistance, moisture barrier properties, and electrostatic discharge protection in a single integrated solution rather than requiring separate specialized protective elements for each function.
3Reliability
If electronic components are fully covered with protective material, then protection against environmental factors is improved, but manufacturing complexity increases due to need for precise area coverage
Solution Approach 1:
The first protective coating layer is applied preliminarily to the entire electronic component before any selective coating processes. This preliminary universal coverage simplifies subsequent manufacturing steps, as the second protective coating layer only needs to be applied to specific non-functional areas that are already pre-coated with the first layer, reducing the complexity of precise area coverage requirements.
Data Source
AI summary
The present disclosure relates to an electronic module for a hearing device. The electronic module comprises at least one electronic component for a hearing device and an embedding material covering the electronic component. The electronic component comprises at least one restricted area which is free from the embedding material. The restricted area is surrounded at least partially by a zone and the zone is covered by an attaching material. The attaching material covering the zone has a mold part formed by molding and freely formed edge facing the restricted area.