HUAWEI ME909u-521 LTE LGA Module

 

Application Guide

Appendix

11 Appendix

11.1Relative Documents

1.HUAWEI ME909u-521 LTE LGA Module AT Command Interface Specification

2.3GPP 27.007 AT command set for User Equipment (UE)

3.3GPP 27.005 Equipment (DTE-DCE) interface for Short Message Service (SMS) and Cell Broadcast Service (CBS)

4.3GPP 23.040 Technical realization of the Short Message Service(SMS)

5.3GPP 31.102 Universal Subscriber Identity Module(USIM) application

6.3GPP 24.008 Mobile radio interface Layer 3 specification; Core network protocols; Stage 3

7.3GPP 29.002 Mobile Application Part (MAP) specification

8.3GPP 22.004 General on supplementary services

9.ETSI TS 102.221 Smart Cards; UICC-Terminal interface; Physical and logical characteristics

11.2Acronyms and Abbreviations

Table 11-1List of Abbreviations

Acronym or Abbreviation

Expansion

 

 

3GPP

Third Generation Partnership Project

 

 

APN

Access Point Name

 

 

AT

Attention

 

 

CS

Circuit Switched (CS) domain

 

 

DCE

Data Circuit Equipment

 

 

DTE

Data Terminal Equipment

 

 

GPRS

General Packet Radio Service

 

 

GSM

Global System for Mobile Communications

 

 

Issue 01 (2013-07-05)

Huawei Proprietary and Confidential

66

Copyright © Huawei Technologies Co., Ltd.

 

 

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Huawei ME909u-521 manual Appendix, Relative Documents, Acronyms and Abbreviations, Acronym or Abbreviation Expansion

ME909u-521 specifications

The Huawei ME909u-521 is a cutting-edge module designed to meet the increasing demand for mobile broadband connectivity in various industrial and commercial applications. This compact and robust device is primarily used for M2M (Machine-to-Machine) communication and IoT (Internet of Things) solutions. It supports a wide range of features and technologies that make it a versatile choice for businesses looking to enhance their operational efficiency through cellular connectivity.

One of the key features of the ME909u-521 is its support for multiple frequency bands. It is compatible with 4G LTE networks, ensuring high-speed data transmission and reduced latency. This capability allows for seamless communication in various environments, making it an ideal solution for applications such as smart cities, telematics, transportation, and remote monitoring.

In addition to LTE capabilities, the ME909u-521 also supports 3G and 2G networks, providing fallback options in areas where 4G coverage may be limited. This multi-network support guarantees reliable connectivity, which is crucial for mission-critical applications. The module is designed to maintain stable connections even in challenging conditions, such as in-motion environments or areas with fluctuating signal strengths.

The Huawei ME909u-521 features a compact form factor, making it easy to integrate into a wide range of devices and applications. Its small size reduces the overall footprint, which is particularly advantageous for space-constrained installations. Furthermore, the device is equipped with advanced power management features that help optimize energy consumption, extending the lifespan of connected devices.

For enhanced security, the ME909u-521 integrates robust encryption protocols to protect data transmission over mobile networks. Security is a top priority for M2M and IoT applications, and this module ensures secure communication by adhering to global standards and best practices.

Another notable characteristic is its extensive support for various interfaces, including UART and USB, facilitating seamless integration with different hardware systems. This flexibility allows developers to quickly implement and scale their solutions based on specific project requirements.

Overall, the Huawei ME909u-521 is a powerful connectivity module that combines high-speed communication, versatility, and reliability. With its state-of-the-art technologies, it is well-suited for a wide array of applications, making it a valuable asset for businesses looking to advance their digital transformation initiatives. Whether utilized in smart grids, remote monitoring, or intelligent transportation systems, the ME909u-521 stands out as a leading solution in the M2M and IoT landscape.