TOPEX BYTTON HSDPA
User’s Manual
pag. 7
1. INTRODUCTION
Embedded
Modem
The embedded modem of BYTTON is a HSDPA/UMTS/GPRS/EDGE/GSM multi-mode device. It
measures in real-time the RF signal level strength of the mobile network and lets the user to freely
choose the 2G/3G network. Thus it provides access rates up to the maximum possible for each network.
This way you may talk, download files or surf the Web without cabled connections almost
anywhere, at any time. When you are out of the coverage of high speed networks such as
HSDPA/UMTS, you can still get services on the wireless Internet with alternative access via
GPRS/EDGE/GSM network in your area. The embedded multiband modem covers almost all of the
frequency bands of the world!
WiFi
Wireless LANs are complementary extensions to existing wired LANs, offering complete mobility
while maintaining continuous network connectivity to both corporate and home Intranets. PC users stay
connected to the network anywhere throughout a building without being bound by Ethernet cables or
other LAN wires. This is accomplished through the use of Access Point functionality of BYTTON HSDPA.
The TOPEX equipment with built-in Internet gateway capability allows your house or company to share
an UMTS account or other broadband connection, working simultaneously from different rooms, without
need for cables or wires. The embedded Access Point of the TOPEX Gateway complies with wireless
standards IEEE 802.11g and 802.11b. The 802.11g is as extension to 802.11b (used in majority of
wireless LANs today) that broadens 802.11b’s data rates to 54 Mbps within the 2.4 GHz frequency band
using OFDM (orthogonal frequency division multiplexing) technology.
In order to ensure a correct installation / configuration and a good operation of the BYTTON
HSDPA equipment, the manufacturer strongly recommends you to study this manual before attempting
operation.
