Huawei E173 - Operating Environment Considerations; Child Safety and Choking Hazards

HUAWEI E173 HSPA USB Stick V100R001
Product Description
Issue 01 (2010-03-10) Commercial in Confidence Page 13 of 21
4 System Architecture
4.1 System Architecture
Figure 4-1 shows the system architecture.
Figure 4-1 System architecture
E173
Hardware module
Application
system
Protocol stack
processing
Bottom layer drivers
(including USB driver)
Platform service subsystem
PC
User
interface
USB Hub
Power
Radio
frequency
module
Baseband
signal
processing
USB interface
Background module
PC driver
Application
management
Dashboard
USB driver
USB interface