ITE Hearing Aid Antenna Angular Alignment for Binaural Communication
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Solution Overview
Problem
ITE hearing aids face space constraints and require matching settings for binaural assistance, making it challenging to establish efficient wireless communication between two hearing aids with limited installation space and alignment requirements.
Innovation Solution
An ITE hearing aid with an antenna device positioned at a specific angle within the housing to ensure directional alignment with the opposing ear, forming a matched electromagnetic transmission path for energy-efficient communication, using an antenna coil and securement methods like a battery spring or programming contacts for stable fastening.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If the antenna device is positioned at a specific angle in the housing to align with the opposing ear, then energy-efficient transmission is achieved, but the device complexity increases due to precise angular positioning requirements
Solution Approach 1:
The antenna device is pre-positioned at a specific angle (10°-40°) relative to the perpendicular of the mounting plate during manufacturing. This preliminary angular positioning ensures that when the hearing aid is inserted into the ear, the antenna's preferred direction of transmission automatically points toward the opposing ear, enabling energy-efficient binaural communication without requiring complex real-time adjustment mechanisms.
2Volume of moving object
If the installation space is minimized to fit the hearing aid in the ear, then the hearing aid becomes more compact, but the antenna device has limited space for optimal positioning and orientation
Solution Approach 1:
The antenna device is positioned at an inclined angle (10°-40°) relative to the mounting plate rather than perpendicular to it. This angular orientation utilizes the three-dimensional space within the compact housing more effectively, allowing the antenna to achieve the correct transmission direction toward the opposing ear while fitting within the limited volume of the ITE hearing aid.
3Stability of the object's composition
If the antenna device is securely fastened using battery spring or programming contacts, then the antenna positioning stability is improved, but the manufacturing precision requirements increase
Solution Approach 1:
The antenna device utilizes existing structural elements within the hearing aid, specifically the battery spring or programming contacts, as fastening means. These components serve dual purposes: their primary function (electrical connection or mechanical support) and the secondary function of securing the antenna device at the correct angle. This self-service approach eliminates the need for separate fastening mechanisms and reduces manufacturing complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This configuration enables optimal energy-saving transmission between two ITE hearing aids, ensuring efficient binaural assistance with minimal energy expenditure and secure antenna positioning, suitable for both CIC and conventional ITE designs.
Implementation Method 1
With this antenna coil it is possible to build up an electromagnetic transmission path between the two hearing aids in the case of binaural hearing assistance
Data Source
AI summary
Between ITE hearing aids for binaural hearing assistance, energy-saving communication is made possible by disposing an antenna device with a preferred direction of transmission in the hearing aid housing such that, in a state in which the hearing aid is attached to or inserted one ear of the patient, the preferred direction of transmission is substantially toward the other ear of the patient. In this way it is ensured that the directions of transmission of the two hearing aids in the fitted state lie substantially on a straight line, so that optimum transmission can be achieved.