Communication and interconnection method and system for HUD device and intelligent terminal

The invention discloses a communication and interconnection system for an HUD device and an intelligent terminal. The communication and interconnection system comprises the HUD device and the intelligent terminal. The HUD device comprises a head-up display screen and a wireless communication transceiver. The intelligent terminal is provided with a navigation module and an HUD communication and connection module. The navigation module is used for obtaining real-time driving navigation data. The HUD communication and connection module is used for calling the driving navigation data and transmitting the driving navigation data to the wireless communication transceiver on the HUD device according to a corresponding interconnection and communication protocol. The wireless communication transceiver is used for receiving the driving navigation data and transmitting the driving navigation data to the head-up display screen to be displayed. The invention further provides a communication and interconnection method for the HUD device and the intelligent terminal. Two-way data transmission of the HUD device and the intelligent terminal is achieved, the user experience of the vehicle-mounted HUD device is improved, and driving convenience and safety are improved.