Wireless Networking · Unit 3
Multiple Access Techniques
Exam-focused notes for Multiple Access Techniques (Wireless Networking, BIT357): what the TU syllabus asks and how it has actually been tested, with 2 solved past questions from this unit.
What this unit covers
- Time division multiplexing
- Frequency division multiplexing
- TDMA working and operation
- CDMA concept and operation
- Spread spectrum multiple access
- CDMA standards for wireless LAN
CDMA standards for wireless LAN
Differentiate between spread Spectrum Multiple Access and code Division Multiple Access. Illustrate on the standards for wireless Local Area Networks.[10]
Definition: SSMA is a multiple access technique where the transmitted signal is spread over a wide frequency bandwidth using a spreading code, allowing multiple users to share the same frequency band simultaneously. Key Characteristics: - Signal bandwidth i...
Full solved answer →Time division multiplexing
Explain the concept of time and frequency division multiplexing briefly. Discuss working of TDMA in detail.[10]
Time Division Multiplexing is a multiplexing technique where multiple signals share a single communication channel by dividing the available time into non-overlapping time slots. Each user is allocated a specific time slot during which they can transmit the...
Full solved answer →Make Unit 3 stick
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