Hearing Aid Signal Processor Frequency Conversion
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing hearing aids do not effectively enhance speech and sound intelligibility across a wide frequency range, particularly for individuals with hearing loss, leading to suboptimal performance and usability.
Innovation Solution
A hearing aid design that conforms to the external ear's contours, featuring an electronic signal processor programmed to convert sound within a preferred 10 Hz to 30 Hz frequency range, incorporating directional microphones and noise reduction technologies to improve sound processing and usability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If hearing aids process sound across a wide frequency range, then speech and sound intelligibility is improved, but device complexity increases
Solution Approach 1:
The hearing aid divides the frequency spectrum into multiple bands (low-frequency, mid-frequency, high-frequency ranges) and processes each band separately through dedicated signal paths. This segmentation allows complex wideband processing to be broken into manageable frequency-specific operations, improving speech intelligibility while organizing device complexity into structured modules.
Solution Approach 2:
The hearing aid employs dynamic processing that adapts to different listening environments and frequency conditions. The device dynamically adjusts gain, compression, and noise reduction parameters across different frequency bands based on real-time acoustic analysis, enabling effective wide frequency range processing without requiring fixed complex circuitry for all conditions.
2Ease of operation
If hearing aids are customized to conform to individual ear contours, then comfort and fit are improved, but manufacturing complexity increases
Solution Approach 1:
The hearing aid device incorporates regions with different physical properties and geometries optimized for specific functions: the body portion conforms to the ear's outer contour for comfort, while the ear mold is customized to match the individual's ear canal shape. This local customization approach provides personalized fit without requiring complete custom manufacturing of the entire device.
Solution Approach 2:
The hearing aid includes pre-programmed frequency ranges (10 Hz to 30 Hz) and processing parameters that are configured in advance based on typical hearing loss patterns. This preliminary configuration reduces the complexity of real-time customization during manufacturing, as basic parameters are pre-set and only require minor adjustments for individual fitting.
Data Source
AI summary
A hearing aid and method for use of the same are disclosed. In one embodiment, the hearing includes a body that at least partially conforms to the contours of the external ear and is sized to engage therewith. Various electronic components are contained within the body, including an electronic signal processor that is programmed with a preferred hearing range, which may be an about 10 Hz frequency to an about 30 Hz frequency range of sound corresponding to highest hearing capacity of a patient. Sound received at the hearing aid is converted to the preferred hearing range prior to output.