2G
Second Generation wireless
communication system. 2G system
supports low quality voice and low-rate
packet-data service. 2G refers to GSM
in European countries, and CDMA in
America.
3G
Third Generation wireless
communication system. 3G means next
generation wireless communication
system developed based on the second
generation wireless communication
systems. 3G system supports real-time
communication service and high-rate
packet-data service. 3G refers to UMTS
developed based on GSM in European
countries,
Access point
Access point refers to a point through
which users can connect to the network
so that the users can use the network
services.
AMR
Adaptive Multirate codec. A voice
codec developed by ETSI for GSM. AMR
supports 8 coding rates (from 4.75 to
12.2Kbps) so as to adaptively provide the
quality of voice service in various radio
channel conditions.
Download
Download means transmitting files
from one computer system to another.
Downloading usually means transmitting
files from a big system to a small system.
Java™
Programming language generating
applications that can run on all hardware
platforms, whether small, medium or
large, without modification. It has been
promoted for and geared heavily to
the Web, both for public Web sites and
Intranets. When a Java program runs
from a Web page, it is called a Java
applet. When it is run on a mobile phone
or pager, it is called a MIDlet.
Glossary
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