Cellular mobile communication

Cellular mobile communication

1. Cellular mobile communication

2. Cellular mobile communication
wireless communication
wired communication
FDMA
TDMA
CDMA
NARROW BAND TDMA
( G S M )
GLOBAL SYSTEM FOR MOBILES

3. REGION
OF
COVERAGE
( ROC )
BTS
SS
BASE
TRANSCEIVER
STATION
SUBSCRIBER
STATION

4. 7 CELL STRUCTURE

5. Telephone
Exchange
Subscriber
Line
Inter-Exchange
Junction
Mobile Switching
Centre
(MSC)
BSC BTS
MS

6. Basics: Structure
Cells
Different
Frequencies or
Codes
Base Station
Fixed transceiver
Mobile Station
Distributed transceivers
Downlink
Uplink
Handoff
Multiple Access

7. Basics: Multiple Access
Methods
Time
Frequency
Codes
TDMA: Time
Division Multiple
Access
FDMA: Frequency
Division Multiple
Access
CMDA: Code
Division Multiple
Access