AUDIO SIGNAL ADAPTER AND RECEIVER DEVICE AND AUDIO SIGNAL TRANSMISSION SYSTEM

摘要

An audio signal adapter device, an audio signal receiving device and a system for transmitting an audio signal are provided. The audio signal adapter device comprises an audio interface and an adapter end interface. The audio interface is connected with an audio signal sending device, has a ground pin and at least one audio pin. The adapter end interface is connected with the audio signal receiving device, has an audio signal pin and a reference signal pin. The audio pin of the audio interface is configured to receive an audio signal output from the audio signal sending device, connected with the audio signal pin of the adapter end interface, the ground pin of the audio interface is connected with the reference signal pin of the adapter end interface. The audio signal pin and the reference signal pin are configured to output the audio signal to the audio signal receiving device.

主权项

1. A system for transmitting an audio signal, configured to receive the audio signal output from an audio signal sending device and send a signal thereto, and comprising an audio signal adapter device and an audio signal receiving device, wherein
the audio signal adapter device comprises an audio interface and a adapter end interface; the audio interface is connected with the audio signal sending device and has a first ground pin and at least one audio pin; the adapter end interface is connected with the audio signal receiving device and has a first audio signal pin and a first reference signal pin; the at least one audio pin of the audio interface is connected with the first audio signal pin of the adapter end interface, and the first ground pin of the audio interface is connected with the first reference signal pin of the adapter end interface; the audio signal receiving device comprises an audio receiving module and a receiving end interface; the receiving end interface has a second audio signal pin and a second reference signal pin, the second audio signal pin of the receiving end interface is connected with the first audio signal pin of the adapter end interface, and the second reference signal pin of the receiving end interface is connected with the first reference signal pin of the adapter end interface; and the audio receiving module is connected with the second audio signal pin and the second reference signal pin of the receiving end interface respectively, and configured to receive the audio signal via the second audio signal pin and the second reference signal pin.