GB/T 38641-2020 Information technology—Telecommunications and information exchange between systems—Media access control and physical layer specifications for low power wide area network (English Version)
This standard specifies the media access control layer and physical layer specifications of the low-power wide area network using NB-IoT technology, including the uplink and downlink physical channels of the physical layer, general processing and procedures, the protocol format and communication process of the media access control layer. This standard applies to the research and development and design of low-power wide area network related equipment products. 2 Terms and definitions, abbreviations
GB/T 38641-2020 history
2020GB/T 38641-2020 Information technology—Telecommunications and information exchange between systems—Media access control and physical layer specifications for low power wide area network