Samsung Mobile WiMAX Outdoor RAS SPI-2331, System Description

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Mobile WiMAX Outdoor RAS SPI-2331 System Description/Ed.02
© SAMSUNG Electronics Co., Ltd. 3-11
3.3 Software Structure
3.3.1 Basic Structure
The components of the outdoor SPI-2331 software is shown below: Operating System(OS),
Device Driver(DD), Middleware(MW), IP Routing Software(IPRS), and application.
The application is divided by Call Control(CC) block for the call processing and the OAM
block for operation and maintenance of the outdoor SPI-2331.
Figure 3.6 Software Structure of Outdoor SPI-2331
Operating System (OS)
OS initializes and controls the hardware device, and runs the software operation in the
hardware. To operate the software, OS uses the embedded Linux OS, and manages the dual
software processes. Then, OS provides various functions efficiently with limited resources.
Middleware (MW)
MW helps the smooth operation between OS and application under various types of hardware
environment, and to achieve this, MW provides various services: message delivery service
between applications, event notification service and debugging utility services. In addition,
the MW provides the systematic and strong management function of the account, the
authority and the authentication.
MW IPRS
OS DD
Hardware
OAM CC
APPLICATION