A device that integrates multiple communication methods
A communication method and communication module technology, applied in signal transmission systems, electrical signal transmission systems, non-electrical signal transmission systems, etc., can solve the problems of low networking flexibility of communication devices, signal blind spots, and difficult maintenance, etc. The effect of solving power consumption problems, eliminating data barriers, and extending service life
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[0030] Such as figure 1 As shown, a device that integrates multiple communication modes mainly consists of the following components;
[0031] 1) Dual-mode communication module: This device has a built-in dual-mode communication module, which is composed of a broadband power line carrier communication unit and a micro-power wireless communication unit. The broadband carrier communication unit uses OFDM physical layer broadband communication optimized for low-voltage distribution power line networks Technology, the working frequency range is 2-12.5MHz, the physical layer communication rate is greater than 10MHz; the micro-power wireless communication unit adopts 470MHz-510MHz professional metering frequency band, GFSK modulation mode, the transmission power is less than 50mW, and the communication rate is 10Kbps, which can effectively meet short-distance Various technical requirements for wireless communication; the dual-mode module is compatible with the local broadband carrier...
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