Transmission Plug for Complex Earphone with RF Stick
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Solution Overview
Problem
Handheld radio players with independent interfaces for antennas and earphones lead to a messy condition and limited convenience due to non-standardized transmission interfaces, restricting the utilization range of earphones.
Innovation Solution
A transmission plug with a standardized audio plug shape, comprising a first metal ring for audio grounding, insulation layers, and a radio-frequency transmission stick, allowing for combined transmission of audio and broadcast signals, enabling compatibility with various media players.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a non-standardized transmission interface is used, then the signal transmission function is achieved, but the adaptability and utilization range are limited
Solution Approach 1:
The transmission plug is designed with a standardized audio plug shape that conforms to international standards, enabling it to be universally compatible with various media players including radio receivers, MP3 players, and CD players. This universal design allows the same plug to serve multiple functions across different device types, resolving the contradiction between adaptability and complexity by adopting a widely accepted standard rather than creating a proprietary interface.
2Ease of operation
If independent interfaces for antenna and earphone are used, then signal transmission is achieved, but the device becomes messy and convenience decreases
Solution Approach 1:
The transmission plug merges multiple functions into a single integrated interface. It combines the audio signal transmission path (through the second metal ring) and the radio frequency signal transmission path (through the radio-frequency transmission stick) within one standardized plug structure. This consolidation eliminates the need for separate independent interfaces, reducing messiness and improving convenience while maintaining distinct signal transmission channels.
3Adaptability or versatility
If a standardized audio plug shape is adopted, then compatibility with various media players is improved, but the specialized function for broadcast signal reception may be compromised
Solution Approach 1:
The transmission plug is segmented into distinct functional components: the first metal ring for audio grounding, the second metal ring for audio signal transmission, and the radio-frequency transmission stick for broadcast signal reception. Each component is independently designed and positioned within the standardized plug structure, ensuring that specialized RF transmission functions are preserved while maintaining compatibility with standard audio jack interfaces across various media players.
Data Source
AI summary
A transmission plug for a complex earphone is disclosed. The complex earphone is capable of receiving a broadcast signal and sending out an audio signal. The transmission plug includes a first metal ring for providing an audio grounding, a first insulation layer formed inside the first metal ring, a second metal ring formed inside the first insulation layer for transmitting the audio signal, a second insulation layer formed inside the second metal ring, and a radio-frequency transmission stick formed inside the second insulation layer for transmitting the broadcast signal, wherein a shape of the transmission plug conforms to an international standard audio plug.