Wireless Communication Systems
n Wireless communication system
Any electrical communication system that uses a naturally
occurring communication channel, such as air, water, earth.
Large Scale Fading
Large Scale Fading and Network Deployment
Path Loss Models
Path Loss Models are commonly used to estimate link budgets, cell
sizes and shapes, capacity, handoff criteria etc.
Macroscopic or large scale vari
Communication Issues and Radio
Traditional Transmission (Narrowband)
Small Scale Fading Time Variation
Small scale fading
Multipath = several delaye
As we have seen in previous three chapters, different types of media need different types
of electromagnetic signals to carry information from the source to the destination. In
chapters 9 and 10 we discussed analog and d
INFSCI 1072/TELCOM 2700: Introduction to Wireless Networks, Fall
Read the material on radio propagation posted on the web page. Answer the following
1. Consider a mobile phone system cel
About the Class
What is INFSCI 1072?
n The one course to take in Wireless Networks
Deals with most of the wireless technologies of interest
n Provide understanding of the structure, system
01;< is periodic with period N and has the following two values only:
Section F The ERLANGB AND ERLANG-C TABLES
The autocorrelation function of a periodic PN sequence of period N = 15 is shown in Figure E.2.
F THE ERLA
TERMS, VARIABLES AND UNITS FOR BER IN BASIC
This is a very non-rigorous and simplified discussion of the quantities related to BER.
The bit error rate (BER), which is roughly the fraction of bits that are flippe
Table of Q-function values:
To find Q(1.365) look under column x to find 1.35. Then proceed on this row till you come to the column under 0.015. Read off the value as 8.613 x 10-2