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Database: 189760 (25 Oct 2025)
YD/T 1838.4-2008 English PDF
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YD/T 1838.4-2008
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Technical Requirements of Upper Layer (Layer3)Signaling for the CDMA-based Digital Trunking Mobile Communication System
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YD/T 1838.4-2008
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Basic data
Standard ID
YD/T 1838.4-2008 (YD/T1838.4-2008)
Description (Translated English)
Technical Requirements of Upper Layer (Layer3)Signaling for the CDMA-based Digital Trunking Mobile Communication System
Sector / Industry
Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard
M37
Classification of International Standard
33.060.50
Word Count Estimation
495,440
Date of Issue
2008-11-05
Date of Implementation
2009-02-01
Regulation (derived from)
MIIT [2008] No. 294
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the digital trunking communication system based on CDMA air interface standard layer 3 signaling requirements, air interface layer 3 signaling in cellular air interface layer 3 ways to increase the functionality associated with the cluster content and keep up with cdma2000 air Layer 3 interfaces series of standards compatible with the contents to the network in the cluster to support both CDMA and CDMA digital trunking business class ordinary telephone service. This standard applies to CDMA-based digital trunking system.