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MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho | Jaekwon Kim Won Young Yang | Chung G. Kang Chapter 5. Synchronization for OFDM.

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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 5. Synchronization for OFDM."— Presentation transcript:

1 MIMO-OFDM Wireless Communications with MATLAB ® Yong Soo Cho | Jaekwon Kim Won Young Yang | Chung G. Kang Chapter 5. Synchronization for OFDM

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 5. Synchronization for OFDM  5.1 EFFECT OF STO  5.2 EFFECT OF CFO - 5.2.1 Effect of Integer Carrier Frequency Offset (IFO) - 5.2.2 Effect of Fractional Carrier Frequency Offset (FFO)  5.3 ESTIMATION TECHNIQUES FOR STO - 5.3.1 Time-Domain Estimation Techniques for STO - 5.3.2 Frequency-Domain Estimation Techniques for STO  5.4 ESTIMATION TECHNIQUES FOR CFO - 5.4.1 Time-Domain Estimation Techniques for CFO - 5.4.2 Frequency-Domain Estimation Techniques for CFO

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 5. Synchronization for OFDM  5.5 EFFECT OF SAMPLING CLOCK OFFSET - 5.5.1 Effect of Phase Offset in Sampling Clocks - 5.5.2 Effect of Frequancy Offset in Sampling Clocks  5.6 COMPENSATION FOR SAMPLING CLOCK OFFSET  5.7 SYNCHRONIZATION IN CELLULAR SYSTEMS - 5.7.1 Downlink Synchronization - 5.7.2 Uplink Synchronization

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 5. Synchronization for OFDM

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 5. Synchronization for OFDM 5.1 Effect of STO Received SignalSTO(δ) Time domain Frequency domain

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 5.1 Effect of STO

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 5.1 Effect of STO

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 5.1 Effect of STO

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 5.1 Effect of STO

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 5.2 Effect of CFO

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 5.2 Effect of CFO

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 5.2 Effect of CFO System Carrier FrequencySubcarrier Spacing VelocityMaximum Doppler Frequency Normalized CFO DMB375MHz1KHz120km/h41.67Hz0.042 3GPP2GHz15kHz120km/h222.22Hz0.0148 WiBro2.3GHz9.765KHz120km/h255.55Hz0.0263 Received signal Effect of CFO on the received signal Time-domain signal Frequency-domain signal

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 5.2 Effect of CFO

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 5.2 Effect of CFO

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 5.2 Effect of CFO

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 5.2 Effect of CFO

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 5.2.1 Effect of Integer Carrier Frequency Offset (IFO)

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 5.2.2 Effect of Fractional Carrier Frequency Offset (FFO)

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 5.2.2 Effect of Fractional Carrier Frequency Offset (FFO)

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 5.3 Estimation Techniques for STO 5.3.1 Time-Domain Estimation Techniques for STO 5.3.1.1 STO Estimation Techniques Using Cyclic Prefix(CP)

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 5.3.1.1 STO Estimation Techniques Using Cyclic Prefix(CP)

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 5.3.1.1 STO Estimation Techniques Using Cyclic Prefix(CP)

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 5.3.1.2 STO Estimation Techniques Using Training Symbol

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 5.3.1.2 STO Estimation Techniques Using Training Symbol

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 5.3.1.2 STO Estimation Techniques Using Training Symbol

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 5.3.1.2 STO Estimation Techniques Using Training Symbol

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 5.3.1.2 STO Estimation Techniques Using Training Symbol

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 5.3.2 Frequency-Domain Estimation Techniques for STO

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 5.3.2 Frequency-Domain Estimation Techniques for STO

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 5.3.2 Frequency-Domain Estimation Techniques for STO

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 5.4 Estimation Techniques for CFO 5.4.1 Time-Domain Estimation Techniques for CFO 5.4.1.1 CFO Estimation Techniques Using Cyclic Prefix (CP)

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 5.4.1.1 CFO Estimation Techniques Using Cyclic Prefix (CP)

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 5.4.1.2 CFO Estimation Techniques Using Training Symbol

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 5.4.1.2 CFO Estimation Techniques Using Training Symbol

35 Page  35 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 5.4.2 Frequency-Domain Estimation Techniques for CFO

36 Page  36 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 5.4.2 Frequency-Domain Estimation Techniques for CFO

37 Page  37 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 5.4.2 Frequency-Domain Estimation Techniques for CFO

38 Page  38 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 5.5 Effect of Sampling Clock Offset 5.5.1 Effect of Phase Offset in Sampling Clocks

39 Page  39 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 5.5.2 Effect of Frequency Offset in Sampling Clocks

40 Page  40 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 5.6 Compensation for Sampling Clock Offset

41 Page  41 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 5.6 Compensation for Sampling Clock Offset

42 Page  42 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 5.7 Synchronization in Cellular Systems

43 Page  43 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 5.7.1 Downlink Synchronization

44 Page  44 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 5.7.1 Downlink Synchronization

45 Page  45 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 5.7.2 Uplink Synchronization

46 Page  46 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 5.7.2 Uplink Synchronization

47 Page  47 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 5.7.2 Uplink Synchronization

48 Page  48 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 5.7.2 Uplink Synchronization

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