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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 and Fading
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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
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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
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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
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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).)
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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)
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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
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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
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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
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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
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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)
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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)
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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
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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)
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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
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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
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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)
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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
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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
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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
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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)
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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)
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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)
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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
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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)
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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)
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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)
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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)
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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)
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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)
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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)
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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)
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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)
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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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