Wireless Technologies
Course Code: TRC-400
Course Duration: 3 days
Course Objective(s):
To provide telecom professionals with a high level technical treatment of major mobile and fixed wireless technologies.
Expected Accomplishment(s):
On completion of course, participants will be able to:
- Step through key wireless concepts
- List the factors that affect radio propagation
- Identify frequency bands used for different wireless applications
- Describe architecture of 2G, 2.5 G and 3G wireless networks
- Distinguish between channelization and scrambling codes in UMTS
- Outline general layout of a microwave radio link.
- Estimate Fresnel clearance, system gain and fade margin
- Outline the schematic of remote VSAT and Hub station
- Compare and contrast C band and Ku band VSAT systems
- Describe channel access in WLAN
- Understand OFDM/OFDMA concepts
- Describe network entry authentication in WiMAX
- Describe how Bluetooth works
Who Can Benefit:
Engineers, Communications Managers, IT Managers and Technicians will benefit from this course.
Prerequisite(s):
Participants should have attended the Radio Fundamentals course or have equivalent knowledge.
Course Outline:
Wireless Basics
- Frequency bands
- Shannon’s capacity limit
- Modulation
- Power level calculations
- Cellular Concept
- Traffic Concept
- RF propagation mechanics
Cellular Mobile Systems
- 2G, 3G frequency bands
- GSM, GPRS, EDGE, UMTS architecture and interfaces
- Access technologies-FDMA, TDMA and WCDMA
- Channelization vs. Scrambling
- Power Control
- Rake Receiver
- Handoffs-hard and soft
Microwave Radio
- Applications
- Building blocks
- Frequency bands
- Fresnel zone, Earth curvature
- System gain and fade margin
- Estimating fade margin
Satellite Communication
- Key elements
- Satellite orbitals
- Footprints
- Remote VSAT and Hub- architecture and topologies
- C band vs. Ku band VSATs
- Applications
WLAN (IEEE 802.11)
- WLAN topologies
- 802.11 amendments/variants
- MAC functionality
- Channel access and authentication
- Handover
WMAN (IEEE 802.16)
- 802.16 genealogy
- WiMAX forum
- WiMAX profiles
- OFDM/OFDMA concept
- WiMAX protocol stack
- Network entry and operation
- Comparison of 802.xx standards
WPAN (IEEE 802.16)
- Unlicensed frequency bands
- Bluetooth protocol stack and operation
- Piconet
- Scatternet
- BPAN
Delivery Method:
Training delivery methods will include instructor-led classes and exercises.
Related Training:
- 3G Wireless Networks
- Understanding GSM
- Understanding GPRS
- Understanding UMTS
- Satellite Communication
- VSAT Networks
- Implementing 802.11 Wireless LAN
- Digital Microwave Transmission & Link Design
