Tiantong system multi-user concurrent access equipment and communication method thereof

The invention discloses Tiantong system multi-user concurrent access equipment and a communication method thereof, and belongs to the technical field of satellite communication. The system comprises a case, a general control mainboard, an SIM card board, a plurality of Tiantong communication modules and an external antenna. The equipment is structurally characterized in that a general control mainboard and a plurality of Tiantong communication modules are arranged in a case, and the general control mainboard is connected with each Tiantong communication module to control the communication process of the Tiantong communication module. The universal control mainboard provides external interfaces such as a network port, a serial port, a USB port and an SMA port, is connected with Tiantong application equipment through the network port, is connected with an external antenna through the SMA port, and carries out local control through the serial port and the USB port. According to the invention, the multi-channel c