GB/T 34992-2017
Active12.5kHz TDMA channel based professional digital trunking communication system—Technical specifications for call control layer of air interface
基于12.5kHz信道的时分多址（TDMA）专用数字集群通信系统 空中接口呼叫控制层技术规范
Application Summary AI generated
This standard specifies the technical requirements for the call control layer of the air interface in professional digital trunking communication systems operating on 12.5kHz TDMA channels. It is applied in the design, development, and testing of digital trunking systems used by public safety, transportation, and utility sectors for mission-critical voice and data communications. The standard ensures interoperability and reliable call control functions, such as group calls and emergency calls, within narrowband professional mobile radio networks.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.