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MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho | Jaekwon Kim Won Young Yang | Chung G. Kang Chapter 1. The Wireless Channel : Propagation.

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Presentation on theme: "MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho | Jaekwon Kim Won Young Yang | Chung G. Kang Chapter 1. The Wireless Channel : Propagation."— Presentation transcript:

1 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho | Jaekwon Kim Won Young Yang | Chung G. Kang Chapter 1. The Wireless Channel : Propagation and Fading

2 Page  2 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd Chapter 1. The Wireless Channel : Propagation And Fading  1.1 LARGE-SCALE FADING - 1.1.1 General Path Loss Model - 1.1.2 Okumura/Hata Model - 1.1.3 IEEE 802.16d Model  1.2 SMALL-SCALE FADING - 1.2.1 Parameters for Small-Scale Fading - 1.2.2 Time-Dispersive vs. Frequency-Dispersive Fading - 1.2.3 Statistical Characterization and Generation of Fading Channel

3 Page  3 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd Chapter 1. The Wireless Channel Figure 1.1 Classification of fading channels

4 Page  4 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd Chapter 1. The Wireless Channel Figure 1.2 Large-scale fading vs. small-scale fading

5 Page  5 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd Chapter 1. The Wireless Channel Figure 1.3 Link budget for the fading channel(1994 IEEE. Reproduced from Greenwood, D. and Hanzo, L., “Characterization of mobile radio channels,” in Mobile Radio Communications, R. Steele(ed.), pp. 91–185,1994, with permission from Institute of Electrical and Electronics Engineers (IEEE).)

6 Page  6 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1 Large-scale fading 1.1.1 General Path Loss Model (1.1) (1.2) (1.3)

7 Page  7 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.1 General Path Loss Model (1.4) Figure 1.4 Free-space path loss model

8 Page  8 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.1 General Path Loss Model EnvironmentPath Loss Exponent ( ) Free Space2 Urban area cellular radio2.7 to 3.5 Shadowed urban cellular radio3 to 5 In building Line-Of-Sight1.6 to 1.8 Obstructed in building4 to 6 Obstructed in factories2 to 3

9 Page  9 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.1 General Path Loss Model (1.5) Figure 1.5 Log-distance pathloss model

10 Page  10 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.1 General Path Loss Model Figure 1.6 Log-normal shadowing path loss model

11 Page  11 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.2 Okumura/Hata Model (1.6) (1.7) (1.8)

12 Page  12 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.2 Okumura/Hata Model (1.9) (1.10) (1.11)

13 Page  13 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.2 Okumura/Hata Model Figure 1.7 Hata path loss model

14 Page  14 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.3 IEEE 802.16d (1.12) (1.13) (1.14) (1.15)

15 Page  15 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.3 IEEE 802.16d ParameterType AType BType C a4.643.6 b0.00750.00650.005 c12.617.120

16 Page  16 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.3 IEEE 802.16d ParameterType AType BType C a4.643.6 b0.00750.00650.005 c12.617.120

17 Page  17 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.3 IEEE 802.16d (1.16) (1.17) (1.18)

18 Page  18 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.1.3 IEEE 802.16d Figure 1.8 IEEE 802.16d path loss model Figure 1.9 Modified IEEE 802.16d path loss model

19 Page  19 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2 Small-Scale Fading 1.2.1 Time-Dispersive vs. Frequency- Dispersive Fading (a) Frequency-non-selective fading channel (b) Frequency-selective fading channel Figure 1.10 Characteristics of fading due to time dispersion over multi-path channel

20 Page  20 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.1 Time-Dispersive vs. Frequency- Dispersive Fading TabRelative delay ( )Average Power ( ) 100.0 2110-9.7 3190-19.2 4410-22.8

21 Page  21 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.1 Time-Dispersive vs. Frequency- Dispersive Fading (1.21) (1.22) (1.23) (1.19)(1.20)

22 Page  22 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.1 Time-Dispersive vs. Frequency- Dispersive Fading (1.25) (1.26) (1.24) (1.27) (1.28)

23 Page  23 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.1 Time-Dispersive vs. Frequency- Dispersive Fading (1.29) (1.30) (1.31)

24 Page  24 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel Figure 1.11 Planewave arriving at receiver moves in the direction of x with a velocity of v

25 Page  25 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.35) (1.36) (1.37)

26 Page  26 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.35) (1.36) (1.37)

27 Page  27 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.38) (1.39) (1.40) (1.41)

28 Page  28 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.42) (1.43) (1.44)

29 Page  29 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.45) (1.46) (1.47)

30 Page  30 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.48) (1.49) (1.50)

31 Page  31 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.51) (1.52) (1.53) (1.54)

32 Page  32 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.55) (1.56) (1.57)

33 Page  33 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.58) (1.59) (1.60)

34 Page  34 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho, Jaekwon Kim, Won Young Yang, and Chung G. Kang © 2010 John Wiley & Sons (Asia) Pte Ltd 1.2.3 Statistical Characterization and Generation of Fading Channel (1.61) (1.62)


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