TOPEX Bytton (HSPA+ / LTE)
ByttonLTE(full)_genericUsermanual_sw306FAS_revN.1.docx
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1. INTRODUCTION
Embedded Modem
The embedded modem of Bytton ICR may be a 4G (LTE) or 3.5G (HSPA+) or 3G (UMTS/HDSPA)
engine multi-mode device, downwards compatible with 2G (GPRS/ EDGE/ GSM) networks.
It measures in real-time the RF signal level strength of the mobile network and lets the user to freely
choose the 2G or 3G+ network. Thus it provides access rates up to the maximum possible for each mobile
voice/data 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 very high speed networks such as LTE or HSPA/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 (multiband
for LTE, dual band for UMTS/HSPA+ and tri-band or quad band for GSM/GPRS/EDGE!
Serial interface(s)
For connection to legacy devices, Bytton LTE can feature one or two configurable RS-232 or RS-
485 ports on the front panel.
By means of the Web configuration menu you may control the serial interface (RS232) of Bytton
LTE and its associated IP services.
Figure 1-1: Bytton LTE featuring one or two RS-232 ports (SER1, SER2).
Note:
Your actual equipment may not look exactly as described above!