![Questions
Define Transmission Media. [2]
List the applications of guided and unguided media. [6]
What is the principle of refraction? Write a short note on Fiber
optics. Clearly state its types, advantages and disadvantages.
[6]
Provide the classification of Transmission media. Explain in
detail each one of them. [10]
Explain physical description and application of Microwave,
Broadcast Radio and Fiber optics. [10]
Explain the types of guided and unguided media with suitable
diagrams. [10]
Discuss in detail about the physical description, application
and transmission characteristics of the guided Media. [10]
7.32](https://image.slidesharecdn.com/ch07-transmission-media-230402183555-8d08c3b1/85/ch07-transmission-media-ppt-32-320.jpg)
ch07-transmission-media.ppt
- 1. 7.1 Chapter 7 Transmission Media Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
- 2. 7.2 Figure 7.1 Transmission medium and physical layer
- 3. 7.3 Figure 7.2 Classes of transmission media
- 4. 7.4 7-1 GUIDED MEDIA Guided media, which are those that provide a conduit from one device to another, include twisted-pair cable, coaxial cable, and fiber-optic cable. Twisted-Pair Cable Coaxial Cable Fiber-Optic Cable Topics discussed in this section:
- 5. 7.5 Figure 7.3 Twisted-pair cable
- 6. 7.6 Figure 7.4 UTP and STP cables
- 7. 7.7 Table 7.1 Categories of unshielded twisted-pair cables
- 8. 7.8 Figure 7.5 UTP connector
- 9. 7.9 Figure 7.6 UTP performance
- 10. 7.10 Figure 7.7 Coaxial cable
- 11. 7.11 Table 7.2 Categories of coaxial cables
- 12. 7.12 Figure 7.8 BNC connectors
- 13. 7.13 Figure 7.9 Coaxial cable performance
- 14. 7.14 Figure 7.10 Bending of light ray
- 15. 7.15 Figure 7.11 Optical fiber
- 16. 7.16 Figure 7.12 Propagation modes
- 18. 7.18 Table 7.3 Fiber types
- 19. 7.19 Figure 7.14 Fiber construction
- 20. 7.20 Figure 7.15 Fiber-optic cable connectors
- 21. 7.21 Figure 7.16 Optical fiber performance
- 22. 7.22 7-2 UNGUIDED MEDIA: WIRELESS Unguided media transport electromagnetic waves without using a physical conductor. This type of communication is often referred to as wireless communication. Radio Waves Microwaves Infrared Topics discussed in this section:
- 23. 7.23 Figure 7.17 Electromagnetic spectrum for wireless communication
- 24. 7.24 Figure 7.18 Propagation methods
- 26. 7.26 Figure 7.19 Wireless transmission waves
- 27. 7.27 Figure 7.20 Omnidirectional antenna
- 28. 7.28 Radio waves are used for multicast communications, such as radio and television, and paging systems. Note
- 29. 7.29 Figure 7.21 Unidirectional antennas
- 30. 7.30 Microwaves are used for unicast communication such as cellular telephones, satellite networks, and wireless LANs. Note
- 31. 7.31 Infrared signals can be used for short- range communication in a closed area using line-of-sight propagation. Note
- 32. Questions Define Transmission Media. [2] List the applications of guided and unguided media. [6] What is the principle of refraction? Write a short note on Fiber optics. Clearly state its types, advantages and disadvantages. [6] Provide the classification of Transmission media. Explain in detail each one of them. [10] Explain physical description and application of Microwave, Broadcast Radio and Fiber optics. [10] Explain the types of guided and unguided media with suitable diagrams. [10] Discuss in detail about the physical description, application and transmission characteristics of the guided Media. [10] 7.32
- 33. THANK YOU. Solve these questions before moving forward. 5.33