Introduction – TechSpec

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TechSpec

Foreword
Introduction
1 Scope
2 References
3 Definitions and abbreviations
4 Overview (informative)
5 Functional requirements
6 Interaction with other services and functions
A.1 Speech Group Call use case
A.2 "See what I see" use case
A.3 Harmonized multi-agency use case

Introduction

22.4683GPPGroup Communication System Enablers (GCSE)Release 17TS

Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

To position 3GPP radio as technology for critical communications such as public safety, Group Communication is needed.

Group Communication function complements its sibling communication feature of proximity-based services (ProSe).