一篇关于OFDM的MATLAB仿真的文章

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谢楼主！谢楼主
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xyuxuanxyuxuan

回复第 1 楼 阳光无线于2007-11-22 07:54:21发表:
【资料成文时间】：2005
【语言】：英文
【页数】：21
【何人（公司）所著】：
【文件格式】：PDF
【文件原名】：
【摘要或目录】：
FIGURES AND TABLES
Figure 1.1: DVB-T transmitter [1].............................................................................2
Figure 2.1: OFDM symbol generation simulation. ...................................................5
Figure 2.2: Time response of signal carriers at (B)..................................................5
Figure 2.3: Frequency response of signal carriers at (B).........................................5
Figure 2.4: Pulse shape g(t). ...................................................................................6
Figure 2.5: D/A filter response. ................................................................................6
Figure 2.6: Time response of signal U at (C). ..........................................................6
Figure 2.7: Frequency response of signal U at (C) ..................................................6
Figure 2.8: Time response of signal UOFT at (D)....................................................7
Figure 2.9: Frequency response of signal UOFT at (D). ..........................................7
Figure 2.10: uoftI(t)cos(2π fct) frequency response.................................................7
Figure 2.11: ( )sin(2 ) Q c uoft t π f t frequency response..................................................7
Figure 2.12: Time response of signal s(t) at (E).......................................................8
Figure 2.13: Frequency response of signal s(t) at (E)..............................................8
Figure 2.14: Time response of direct simulation of (2.1.4) and IFFT. ......................8
Figure 2.15: Frequency response of direct simulation of (2.1.4) and IFFT. .............8
Figure 3.1: OFDM reception simulation. ..................................................................9
Figure 3.2: Time response of signal r_tilde at (F). ...................................................9
Figure 3.3: Frequency response of signal r_tilde at (F). ..........................................9
Figure 3.4: Time response of signal r_info at (G). .................................................10
Figure 3.5: Frequency response of signal r_info at (G)..........................................10
Figure 3.6: Time response of signal r_data at (H). ................................................10
Figure 3.7: Frequency response of signal r_data at (H).........................................10
Figure 3.8: info_h constellation..............................................................................10
Figure 3.9: a_hat constellation...............................................................................10
CONTENTS
Abstract .............................................................................................. 1
1 Introduction .................................................................................. 1
2 OFDM Transmission .................................................................... 2
2.1 DVB-T Example................................................................... 2
2.2 FFT Implementation............................................................ 4
3 OFDM Reception .......................................................................... 9
4 Conclusion.................................................................................. 11
5 Appendix..................................................................................... 11
5.1 OFDM Transmission......................................................... 11
5.2 OFDM Reception............................................................... 13
5.3 Eq. (2.1.4) vs. IFFT ............................................................ 16
6 References.................................................................................. 17