Huawei E3131 Specifikace stáhnout pdf (Strana 13)

HiLink E3131 HSPA+ USB Stick

Product Description

Issue 01 (2011-1-17)

Commercial in Confidence

Page 12 of 19



Modulating/Demodulating WCDMA/HSPA/HSPA+ baseband signals



Modulating/Demodulating EDGE/GPRS/GSM baseband signals



Encoding/Decoding WCDMA/HSPA/HSPA+ channel



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.

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 19

Žádné komentáře

Huawei E3131 Specifikace Strana 13