This document provides an overview of wireless communication technologies, including the evolution from 1G to 4G cellular systems, and discusses some key components like base transceiver stations and wireless local area network infrastructure and ad-hoc networks. It also briefly mentions wired technologies like fiber ring networks and digital subscriber line, as well as communication mediums like electromagnetic waves, radio frequencies, and optical signals.

1. Dr. Eng. Mostafa Mohamed
RHCE-MCSA-CCNA-CCAI-ITIL-PMP-CSCU-IBDL

2. Communication
Wired Wireless
Electrical Optical Acoustic EMW
Ether. Coax. 2 pair Mobile Net. Wireless
connection
MSS PLMN
Analog Digital Cellular
system
Single cell
system

5. Fiber ring network

9. DSL

10. Cellular system
1G 2G 3G
Analog, 1970
AMPS, NMT,
TACS
Digital, 1992
GSM, IS-95
DAMPS,
PDC
Digital, 2001
UMTS
CDMA 2000
4G
LTE
WiMAX

13. BTS

15. WLAN
infrastructure
network
ad-hoc network
AP
AP
AP
wired network
AP: Access Point

16. Thanks