GSM Protocol Stack
Posted in: GSM

Free GSM Protocol Stack Introduction

Networking in Python (UDP Server &a...
Networking in Python (UDP Server & Client) (Video 71)

GSM Protocol Stack explained

Protocol Stack

GSM Protocol Stack
GSM Protocol Stack

GSM Layer 1 Radio Transmission

GSM900

Upstream : 890 ~915 Mhz

Downstream : 935 ~ 960 Mhz

Duplex Interval : 45 Mhz

Bandwidth : 25 Mhz

Frequency Interval : 200 Khz

TDM / FDMA

Modulation – GMSK

GSM Layer 2 – Data Link Layer DLL

LAPDm Link Access Procedure

GSM Layer 3 Messaging Layer

RR Radio Resource Management

  • Channel Allocation
  • Handover
  • Timing Advance
  • Power Control
  • Frequency Hopping

MM Mobility Management

  • Location Management
  • Security

CM Connection Management

  • Call Control CC
  • Supplementary Services
  • Short Message Service

Call Control CC Sub Layer

  • Call Routing
  • Call Establishment
  • Maintenance
  • Release
https://www.poplabtelecom.com/gsm-channels/

GSM Components Explained

GEO-Mobile Radio Interface Specifications (Release 3)

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