 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
n |
Mobility is
required practically for all services in the
|
|
|
very near
future!
|
|
|
n |
In this course
we will discuss especially the GSM (Global
|
|
System for
Mobile communications) (9.6 kbit/s++) and
|
|
|
WCDMA
(Wideband Code Division Multiple Access, or
|
|
|
UMTS) networks
|
|
|
n |
UMTS will be
launched 2002-2003 yielding mobile data
|
|
|
rates up to 2
Mb/s. However, the GSM network will be
|
|
|
upgraded for
higher rates thanks to
|
|
|
|
n |
GPRS
(General Packet Switched Data),
|
|
|
|
n |
HSCSD
(High Speed Circuit Switched Data) and
|
|
|
|
n |
EDGE
(Enhanced Data Rates for GSM Evolution)
|
|