The invention discloses a vehicle-mounted antenna system and an operation method thereof, the vehicle-mounted antenna system comprises a plurality of antenna nodes, each antenna node comprises a power management module, an MCU control module, an NFC module and a Bluetooth module, the power management module is electrically connected with the MCU control module, the NFC module and the Bluetooth module, the MCU control module comprises a timer and an analog-to-digital converter, and the timer is electrically connected with the Bluetooth module. The analog-to-digital converter is in signal connection with the NFC module, the timer triggers the analog-to-digital converter to read analog signals of the NFC module in a timed mode, the power management module comprises a timed wake-up device, and the NFC module is powered on and operates in a timed mode through the timed wake-up device The low-power-consumption operation of the antenna node can be well ensured, the energy consumption of the antenna node is reduced as much as possible on the premise of not influencing the stable operation of the antenna node, and the problem that the vehicle-mounted antenna system is easy to feed is avoided.
本发明公开了一种车载天线系统及其运行方法,车载天线系统包括若干个天线节点,天线节点包括电源管理模块、MCU控制模块、NFC模块和蓝牙模块,电源管理模块与MCU控制模块、NFC模块和蓝牙模块电连接,MCU控制模块包括定时器和模数转换器,模数转换器与NFC模块信号连接,定时器定时触发模数转换器读取NFC模块的模拟信号,电源管理模块包括定时唤醒器,NFC模块通过定时唤醒器定时通电运行。本发明能够很好的保证天线节点的低功耗运行,在不影响天线节点稳定运行的前提下,尽可能地降低了天线节点的能耗,避免了车载天线系统容易发生馈电的问题。
Vehicle-mounted antenna system and operation method thereof
车载天线系统及其运行方法
2023-04-04
Patent
Electronic Resource
Chinese
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