98-08901C68-O 3
2. PRODUCT FEATURES
2.1 NEW OEM FEATURES
g20 contains the following new features:
• SIM Application Toolkit (STK)
• TCP/IP support
• Audio - path, gain and algorithm
• Java-TM API
2.1.1 STK
2.1.1.1 Overview
The SIM Application Toolkit is a set of applications and related procedures, which may be used in conjunction with the SIM.
2.1.1.2 Features and Benefits
The SIM Application Toolkit supports the specific mechanism(s) required by SIM applications to interact and operate with the
g20. The SIM can inform the terminal via the g20 that it has something to transmit, such as text or data. The terminal can request
information from the SIM, such as local news or weather, depending on the network.
2.1.1.3 Technical Description
The following mechanisms have been defined and are described in the sections that follow. These mechanisms are dependent
upon the commands and protocols relevant to SIM Application Toolkit in GSM 11.11 [20].
2.1.1.3.1 Profile Download
Profile downloading provides a mechanism for the g20 to transmit information describing its capabilities to the SIM. The g20
is aware of the SIM’s capabilities through the SIM Service Table and EFPHASE.
The g20 supports class 2. For details, refer to document TS 101 267 V6.0.0 (1998-04) GSM 11.14 version 6.0.0 GSM Release
1997.
Note
STK feature operation requires the cooperation of the SIM provider, in the form of a link and gateway to your
database and servers.
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