LED display wireless control principle!shenzhen led screen display module

　　1. RF wireless control

　　Working principle: One end of the RF module receives a control computer, and the other end receives the control card serial port. After the computer installation is installed, a virtual serial port is generated and data is sent through this serial port.

　　2. WIFI wireless control

　　Working principle: By installing a wireless router or other wireless devices, make a bridge with the original wireless network of the user, build a wireless LAN, and easily integrate the network control card into the wireless network to perform wireless network control.

　　3. GPRS wireless control

　　Working principle: The GPRS module completes the dial -up Internet after power generation, connects to the data center server, and the customer can access the server through the client software, and the server is forwarded by the server.

　　Fourth, 3G (WCDMA) wireless control

　　Working principle: The 3G module is also connected to the data center server through the wireless network. Customers directly log in to the Global Broadcasting Cloud Platform to release programs, and the server is sent directly to the control card.

　　5. 4G full Netcom wireless control

　　Working principle: basically the same as 3G/GPRS.

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