Receiver Device Touch Panel Contact Region Mode Switching
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Solution Overview
Problem
Existing receiver devices face challenges in seamlessly switching between bone conduction and air conduction modes, often requiring complex configurations, additional sensors, or unintended function settings due to manual volume or pressure adjustments.
Innovation Solution
A receiver device with a touch panel and proximity sensor that automatically switches between air conduction and bone conduction modes based on the contact region with the user's ear, using a contact region specifying section and receiver function switching section to adjust acoustic parameters for clear sound reception.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a pressure sensor is added to detect contact region and switch between bone conduction and air conduction modes, then switching accuracy is improved, but device complexity increases
Solution Approach 1:
The touch panel serves dual purposes: as a user interface for interaction and as a contact region detection sensor. By detecting which area of the touch panel is contacted during phone call reception, the system automatically determines whether bone conduction or air conduction mode should be used, eliminating the need for separate pressure sensors while maintaining accurate mode switching.
Solution Approach 2:
The touch panel is designed to perform multiple functions: displaying information, receiving user input, and detecting contact region for mode switching. This multi-functional approach reduces the number of components needed while achieving the same detection accuracy that would otherwise require dedicated pressure sensing hardware.
2Device complexity
If manual volume adjustment is used to switch between bone conduction and air conduction modes, then device complexity is reduced, but ease of operation deteriorates due to unintended function settings
Solution Approach 1:
The system automatically detects the contact region on the touch panel and autonomously switches between bone conduction and air conduction modes without requiring manual user input. The user simply needs to place the device against their ear, and the system intelligently determines the appropriate mode based on where contact occurs, eliminating confusion with volume adjustment.
Solution Approach 2:
The mechanical action of manually adjusting volume to switch modes is replaced with automatic detection based on touch panel contact region. The system uses electrical/sensor-based detection to identify contact area and triggers appropriate mode switching automatically, removing the need for mechanical volume knob manipulation.
3Device complexity
If pressure adjustment is used to change the ratio between bone conduction sound and air conduction sound, then device complexity is reduced, but adaptability deteriorates as it cannot properly set both functions independently
Solution Approach 1:
The touch panel contact area is divided into distinct regions corresponding to different receiver types. By detecting which specific region is contacted, the system can independently control and optimize settings for either bone conduction or air conduction mode, allowing proper adjustment of acoustic parameters for each function without interference from the other.
Solution Approach 2:
The system dynamically adjusts acoustic parameters based on real-time detection of contact region. When bone conduction mode is detected, the system applies specific acoustic settings optimized for that mode; when air conduction mode is detected, it applies different settings. This dynamic adaptation allows independent optimization of both functions while maintaining simple device structure.
Data Source
AI summary
A receiver device (1) of the present invention switches between a bone conduction receiver (16) and an air conduction receiver (17) depending on an area or a shape of a contact region of a touch panel (10) provided in the receiver device (1) which region is in contact with a user.