GB/T 46922-2025 Active National standards

GB/T 46922-2025 12.5 kHz TDMA channel based professional digital trunking communication system—Technical specifications for system interconnection

Publish Date: 2025-12-31 Implement Date: 2026-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 46922-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Radio communication equipment

ICS Name: Integrated wireless communication

Publish Date: 2025-12-31

Implement Date: 2026-04-01

Pages: 160 pages

Scope

This document specifies the interconnection interface protocol architecture, pSIP syntax, DNS extension specifications, RTP extension specifications, and protocol processes for a time-division multiple access (TDMA) dedicated digital trunking communication system based on 12.5 kHz channels.
This document is applicable to the design, manufacturing, and engineering acceptance of a time-division multiple access (TDMA) dedicated digital trunking communication system based on 12.5 kHz channels.

Development Information

Word Count: 290 Thousand words Pages: 160 pages

Referenced Standards

GB/T 2260-2002 Codes for the administrative divisions of the People's Republic of China GB/T 2260-2007 Codes for the administrative divisions of the People's Republic of China GB/T 34992-2017 12.5 kHz TDMA channel based professional digital trunking communication system—Technical specifications for call control layer of air interface YD/T 1522.1-2006 Session Initiation Protocol (SIP) Technical Requirements Part 1: Basic Session Initiation Protocol (SIP) Description YD/T 1936-2009 YD/T 1936-2009 Session Description Protocol (SDP) Technical Requirements IETF RFC 1035 IETF RFC 3550 IETF RFC 3551 NMEA 0183(2001)

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