GPRS MS Classses The handset is probably the most well-known
piece of equipment, because this is the part we use to make
phone calls and to access data services. When we talk about
advanced services, the handset is commonly called an MS, which
consists of terminal equipment (TE) and a mobile terminal (MT).
TE is the device that hosts the applications and the user
interaction, while the MT is the part that connects to the
network. In the following example Palm Pilot is TE and Mobile
phone is MT. In order to take advantage of the new GPRS
services, we need new GPRS enabled handsets. There are three
different classes of GPRS terminal quipments: Class A terminals
can handle packet data and voice at the same time. In other
words, we need two transceivers because the handset has to send
and/or receive data and voice at the same time. This situation
makes class A terminals significantly more expensive to
manufacture than class B and C terminals. Class B terminals can
handle both packet data and voice, but not at the