Telecommunications Services of Trinidad and Tobago
TSTT

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Mobile Education
YOU AND YOUR MOBILE SERIES

TSTT'S GPRS SERVICE

What is GPRS?

General Packet Radio Service (GPRS) is a wireless data bearer. It is an Internet Protocol (IP) technology, which overlays the GSM network, therefore wherever there is GSM signal there is GPRS signal. TSTT's GPRS network has the ability to support a vast array of mobile data applications, which will offer great value to our mobile users. Current GPRS speed is approximately 30kbps Ð 40 kbps.

What are the benefits of GPRS?

GPRS is primarily a way to access data more securely, and efficiently than ever before, and it has many advantages.
  1. Remote access opportunities

    GPRS gives the ability to access applications and databases remotely and wirelessly.

  2. Connectivity 'on the go'

    While on the go, mobile users can connect wirelessly to the Internet, check email, or use other applications; all using their GPRS enabled handsets or mobile device.

  3. Always Connected

    With GPRS no time is wasted while on the move, because no dialing up and logging on to check your email is required from your mobile. Instead, GPRS gives you the ability to log on at the beginning of the working day and automatically receive email and application data online. The network is only used when data is being transmitted, even though you stay connected all the time.

  4. Wider range of consumer and corporate applications

    GPRS enabled applications include Consumer and Business Information Applications

  5. Faster connection times and speeds

    GPRS terminals are capable of operating significantly faster than conventional GSM handsets, which operate on Circuit Switch Data (CSD).

  6. Robust

    GPRS is a more robust system which can better cope with an intermittent loss of radio signals.

  7. Data and Voice Calls ('Resume & Switch')

    GPRS provides a resume & switch technology. This means that while conducting a data transaction such as surfing the net or sending an email, if a voice call comes through the data transaction will be suspended, allowing the user to take the call and then resume upon terminating the call.

  8. Efficient

    The GPRS network is far more efficient than circuit switched networks. It is only used when data is actually being transmitted so mobile data costs are reduced and more users can be connected simultaneously.

  9. Cost Savings

    Mobile users can be charged based on the volume of data sent or received (uploaded or downloaded). This is because GPRS calls are not charged according to their duration (i.e. time), thus there is no extra cost for always being connected and there is no cost incurred while emails are being read or composed.
Uses For GPRS

The GPRS service can be used in three ways:
  1. Using the GPRS capable handset as a modem
  2. Connecting directly to the internet via GPRS with devices that have HTML Browsers
  3. With a PC ÐCard for wireless Internet connection
TSTT'S GPRS Service

At launch, TSTT will be offering the following Consumer Information Applications:

Messaging Services Mobile Internet Getting Started (GPRS Pre-Requirements)

  • First GPRS must be activated on your SIM Card
  • Then you must have a GPRS enabled mobile handset or device (manufacture dependant)

    There will be no charge for GPRS activation.

    1. GPRS Devices as Modems

    GPRS Devices can be used as modem drivers, for example using the mobile phone as a modem to connect to the Internet via Infrared or via a data cable. Such devices include: Setting up GPRS as a Modem Driver
    1. You must have a Modem Driver Software for your model phone
        This software is available from the manufacturer's website and can be installed (downloaded) onto the relevant PC
          Any additional software that comes with the handset must be installed on the PC
      • There are 3 basic methods for connecting your mobile phone to the PC
        • Using the Infrared Port (PC must have Windows 98. 2nd Edition or higher)
        • Using USB or Serial Cable
        • Using Bluetooth
    Note: 2. GPRS & HTML Devices

    GPRS devices with HTML browsers can use GPRS to connect directly to the Internet and Email Clients. Such mobile devices include: Notes:
    1. The above handsets can be used as modem drivers
    2. Opera is a software that allows better and full Web experience on mobile devices using a technology called Small-Screen rendering (SSR). Go to www.opera.com to download Opera for your device.
    3. PC Cards with GPRS

    PC Cards

    A PC Card is an Input/Output (I/O) device that fits into a personal computer. It is used primarily as a wireless telecommunications modem and can be inserted into some mobile devices along with a SIM Card (activated with GPRS) to access the Internet and Email Clients. Such devices include: Examples of PC Cards include: Setting Up

    Back to the GPRS Setup Guide