RF
GSM Control Channel Processing Through Physical Layer
Explore GSM control channel processing in the physical layer, covering SACCH, FACCH, BCCH, PCH, AGCH, and more, as per 3GPP TS 45.003.
gsm
control channel
physical layer
Advertisement
GSM Downlink Packet Switched (PS) Call Flow Explained
Learn about the packet switched (PS) call flow in GSM downlink for data transfer. Understand GPRS attach, PDP context activation, and the channels involved.
gsm
packet switching
call flow
GSM Handover/Cell Reselection Failures: CRC Error Analysis
Explore the causes of GSM handover and cell reselection failures due to CRC errors, including interference, power issues, and algorithm limitations.
gsm
crc error
cell reselection
GSM Issue: UE Receives DM Instead of UA After Sending SABM
Explanation of a GSM network issue where a UE sends a SABM frame but receives a DM response instead of the expected UA, indicating connection establishment failure.
gsm
radio link protocol
ue
GSM Mobile Terminated (MT) Call Flow Explained
Understand the GSM Mobile Terminated (MT) call flow, including message exchanges between the UE and network layers, and channels used.
mobile communication
gsm
call flow
GSM Physical Layer (Layer-1) Explained
Explore the GSM physical layer (layer-1) functions, including baseband processing, FEC, ciphering, burst formation, and modulation for mobile station transmission.
gsm
physical layer
modulation
GSM Protocol Stack and Architecture Explained
Explore the GSM protocol stack and architecture for Mobile Stations (MS) and Base Transceiver Stations (BTS), covering Layer 1 (PHY) and Layer 2 (LAPD, LAPDm).
gsm
protocol stack
mobile communication
GSM Protocol Stack: Layer 3 Overview
Explore GSM Layer 3 responsibilities, covering RRM, MM, CM, SCCP, and BSSMAP protocols. Understand message types and protocol discriminators.
gsm
protocol stack
layer 3
GSM Traffic Channel Processing in the Physical Layer
Explore GSM traffic channel processing through the physical layer, covering speech and data channels as per 3GPP TS 45.003.
gsm
physical layer
speech channel
GSM Uplink Packet Switched Data Call Flow
Explore the packet switched (PS) data call flow in GSM uplink, detailing GPRS attach and PDP context activation between mobile devices and network elements.
gsm
packet switching
data communication
Advertisement