Contactless connector, signal processing method and storage medium

A contactless connector, capable of being in communication connection to a plug matched with the contactless connector, the plug being provided with a second magnetic core and a second coil spirally arranged at the periphery of the second magnetic core and forming a secondary coil with the second magnetic core, wherein the contactless connector comprises:

• at least two plug interfaces, each of the plug interfaces comprising a first magnetic core;
• a first coil, spirally arranged at an inner periphery of the first magnetic core of each of the plug interfaces and forming a main coil with the first magnetic core;
• and
• when the contactless connector and a plurality of plugs are connected through the at least two plug interfaces, the main coil and the secondary coil are electromagnetically coupled to realize communication connection between the contactless connector and the plurality of plugs;
• further comprising a signal processing circuit, the signal processing circuit comprising a cable, a port processing unit and a signal processing unit,
• the cable, one end of which can be connected to a first terminal device and the other end can be connected to the port processing unit, is configured to receive a signal transmitted by the first terminal device and/or transmit a signal to the first terminal device;
• the port processing unit, one end of which is connected to the cable and the other end is connected to the signal processing unit, is configured to acquire a data communication transmission mode of a port of the first terminal device and perform interface configuration on the cable according to the data communication transmission mode;
• and
• the signal processing unit, which is connected to the main coil, is configured to, if receiving the signal transmitted by the first terminal device, transmit the signal to the main coil, and/or is configured to, if receiving the signal transmitted by the main coil, transmit the signal to the first terminal device according to the data communication transmission mode;
• the signal processing unit is further configured to, if receiving the signal transmitted by the first terminal device, determine a signal propagation mode and device information of a second terminal device to receive a signal according to the signal and transmit the signal to the main coil according to the signal propagation mode and the device information,
• the signal propagation mode being an unicast mode or a broadcast mode, and the second terminal device being connected to the contactless connector by the plug;
• the signal processing unit comprises:
• a carrier modulator, one end of the carrier modulator being connected to the port processing unit and the other end of the carrier modulator being connected to the main coil;
• the carrier modulator is configured to, if the signal propagation mode is a unicast mode, modulate the signal into a frequency band signal matched with the device information and transmit the frequency band signal to the main coil;
• and/or
• the carrier modulator is configured to, if the signal propagation mode is a broadcast mode, modulate the signal into frequency band signals respectively matched with multiple pieces of device information and transmit the frequency band signals to the main coil.