Wireless Earphone Adapter With Audio Bridge and Charging Output
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Solution Overview
Problem
Users of wireless earphones are unable to use them with audio-visual or audio equipment lacking wireless connection functionality, such as older mobile phones and certain aircraft, yachts, and gyms.
Innovation Solution
A wireless earphone adapter device comprising an adapter component with an audio input interface, wireless communication module, battery, power input and output interfaces, and a control unit, enabling connection to audio equipment and transmission of audio signals to wireless earphones.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If wireless earphones are used with audio equipment lacking wireless connection function, then compatibility is improved, but device complexity increases due to the need for an adapter device
Solution Approach 1:
The patent introduces an adapter device as an intermediary component that bridges wireless earphones and traditional audio equipment. The adapter includes a wireless communication module (Bluetooth, infrared, or FM) that receives audio signals from the earphones and outputs them through a wired interface (3.5mm jack or RCA connectors) to compatible audio equipment, thereby enabling compatibility without requiring modifications to either the earphones or the audio equipment.
Solution Approach 2:
The adapter device is designed with multi-functionality to handle various wireless communication protocols (Bluetooth, infrared, FM radio) and multiple wired output interfaces (3.5mm audio jack, RCA connectors). This universal design allows a single adapter to work with different types of wireless earphones and various audio equipment, improving versatility while maintaining manageable complexity through standardized interfaces.
2Adaptability or versatility
If an adapter device is introduced to enable wireless earphone connection, then compatibility is improved, but ease of operation deteriorates due to additional connection steps
Solution Approach 1:
The adapter device segments the connection process into distinct functional modules: wireless signal reception, signal processing/conversion, and wired output. Each module is independently designed and can be easily connected or disconnected. The adapter features separate input and output interfaces that are clearly labeled, allowing users to connect components in a straightforward sequence without complex configuration.
3Adaptability or versatility
If the adapter device includes power supply and charging functions, then versatility is improved, but device complexity increases
Solution Approach 1:
The adapter device merges multiple functions into a single integrated unit: wireless signal reception, audio processing, power supply management, and charging capabilities. The power supply module includes a battery, power input interface, and power output interface that work together to provide both portable operation and charging functionality. This consolidation improves versatility while managing complexity through integrated circuit design and unified power management.
Data Source
AI summary
The application relates to a wireless earphone adapter device, comprising an adapter component, and the adapter component comprises a control unit, an audio input interface, a wireless communication module, a battery, a power input interface and a power output interface. The audio input interface configured to receive audio signals when an audio equipment is connected. The wireless communication module configured to transmit the audio signals converted into wireless signals to a wireless earphone. The power input interface configured to obtain power from the power adapter and charging the battery. The power output interface configured to transmit a voltage of the power input interface to a charging case of the wireless earphone for power supply. The application can not only realize audio transmission between audio-visual or audio equipment without wireless connection function and the wireless earphone, but also charge the charging case of the wireless earphone.