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电子工程专辑
1月
LoRa 低功耗的秘密:揭示 LoRaWAN 中 Class A、B 与 C 的差异
在物联网无线通信技术中,LoRa一直是“低功耗、远距离”的代名词。人们常常惊叹于它“几公里通信距离”“数年电池续航”的特性,但真正了解其背后原理的人并不多。很多人会认为这完全是硬件功耗低、发射功率优化的结果,事实上,这只是LoRa技术优势的 ...
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