Separated electronic license plate system and pairing method thereof

Abstract

The invention relates to a separated electronic license plate system and a pairing method thereof. The system comprises a separated vehicle-mounted controller and an electronic license plate, the vehicle-mounted controller comprises a vehicle-mounted main controller, and a main control power supply circuit, a first communication module and a second communication module which are electrically connected with the vehicle-mounted main controller; the electronic license plate comprises a license plate controller, and a license plate display screen, a third communication module and a license plate power supply circuit which are electrically connected with the license plate controller; a communication channel is established between the second communication module and the third communication module; the license plate power supply circuit is provided with a license plate power supply interface or / and a license plate power supply battery; the license plate power supply interface is used for supplying power to the electronic license plate by connecting a vehicle lamp power supply line or / and charging the license plate power supply battery by connecting the vehicle lamp power supply line or anexternal power supply. According to the system, a long-term stable power supply can be provided for the electronic license plate without complex installation conditions, and the normal operation of the electronic license plate can be ensured.

Description

technical field [0001] The invention relates to the technical field of license plates, in particular to a separate electronic license plate system and a matching method thereof. Background technique [0002] In addition to the display function, the electronic license plate in the prior art usually has a strong wireless communication capability. At the same time, due to the requirement of long-term wireless communication, the power consumption of the electronic license plate is relatively high, and a long-term stable power supply is required. In order to provide a long-term stable power supply for the electronic license plate, it is usually necessary to use the power supply in the car, and the electronic license plate is usually installed at a specific position on the front and rear of the car. To provide a long-term stable power supply for it requires a complicated installation process. In order to connect the power supply in the car to the electronic license plate. Conten...

AI Technical Summary

Problems solved by technology

[0002] In addition to the display function, the electronic license plate in the prior art usually has a strong wireless communication capability. At the same time, due to the demand for long-term wireless communication, the power consumption of the electronic license plate is relatively high, and a long-term stable power supply is required.

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