Data transmission method and system based on SD composite device in Internet of Vehicles
A data transmission system and data transmission method technology, applied in transmission systems, electrical components, etc., can solve the problems of troublesome management, high cost of background and vehicle navigation, and achieve the effect of simple data interaction
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[0030] In order to make the object, technical solution and advantages of the present invention more clear and definite, the present invention will be further described in detail below with reference to the accompanying drawings and examples.
[0031] see figure 1 , the system provided by the present invention includes a vehicle navigation device, an SD composite device, a small peripheral terminal, a mobile phone with a bluetooth module and a service desk, the vehicle navigation device is connected to the SD composite device through an SDIO interface, and the SD composite device and the peripheral The small terminals are connected through the 2.4G network, the peripheral small terminals are connected with the mobile phone with the bluetooth module through the bluetooth network, and the mobile phone with the bluetooth module is connected with the service desk through the GSM network.
[0032] The vehicle navigation device includes a navigation module, a central control module a...
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