Huawei E5785Lh-22c - Functional Modules Description

HUAWEI E5785Lh-22c Mobile WiFi V200R001
Product Description
Issue 01 (2016-06-02) Commercial in Confidence Page 18 of 21
4.2 Functional Modules
1. Radio frequency module: It sends/receives radio signals and
modulates/demodulates the radio frequency (RF) signals and baseband signals
2. Baseband signal processing: It processes LTE CA/LTE FDD/LTE
TDD/DC-HSPA+/HSPA+/UMTS baseband digital signals, including:
 Modulating/Demodulating LTE CA/LTE FDD/LTE
TDD/DC-HSPA+/HSPA+/UMTS/EDGE/GPRS/GSM baseband signals
 Encoding/Decoding LTE CA/LTE FDD/LTE TDD/LTE
TDD/DC-HSPA+/HSPA+/UMTS/EDGE/GPRS/GSM channel
3. Bottom layer driver: It drives peripherals, including a USB device, Wi-Fi devices,
a screen, buttons and a SIM card.
4. Protocol stack system: It processes protocols of LTE CA/LTE FDD/LTE TDD/
DC-HSPA+/HSPA+/UMTS/EDGE/GPRS/GSM and TCP/IP.
5. Application system: It provides management system, including SMS, PS
domain service, Wi-Fi configuration, network service, Web service and Web page.
The user can set management parameters by Web page.
6. User interface: It provides human-computer interaction, including a screen and
buttons.