Huawei E3131 Specifications download pdf (Page 13)

HiLink E3131 HSPA+ USB Stick

Product Description

Issue 01 (2011-1-17)

Commercial in Confidence

Page 12 of 19

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Modulating/Demodulating WCDMA/HSPA/HSPA+ baseband signals

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Modulating/Demodulating EDGE/GPRS/GSM baseband signals

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Encoding/Decoding WCDMA/HSPA/HSPA+ channel

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Encoding/Decoding EDGE/GPRS/GSM channel

Bottom Layer Driver

It drives peripherals, including USB, microSD and SIM/USIM card and so on.

Platform Service Subsystem

It initializes programs, diagnoses the running of the system, downloads data and

serves as a watchdog.

Protocol Stack System

It processes protocols of WCDMA (UMTS)/HSPA/HSPA+/GSM/GPRS/EDGE.

User Interface

It provides interfaces to connect peripherals. Interfaces are for LED, microSD and

SIM/USIM.

User Driver within OS

It is used for achieving the interaction between application and device.

Application Management

The application for accessing the network.

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Huawei E3131 Specifications Page 13