1 / 34

The Simulation of Beamforming Techniques

The Simulation of Beamforming Techniques. 指導教授：黃文傑 學　　生：蔡漢成. Outline. Review of all common Beamforming tech. Compare with different elements Compare with different antenna space Tracks the moving source Conclusion. Review of all common Beamforming tech. Conventional Beamforming

binta
Download Presentation

The Simulation of Beamforming Techniques

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. The Simulation of Beamforming Techniques 指導教授：黃文傑 學　　生：蔡漢成

  2. Outline • Review of all common Beamforming tech. • Compare with different elements • Compare with different antenna space • Tracks the moving source • Conclusion

  3. Review of all common Beamforming tech. • Conventional Beamforming • MVDR Beamforming (Capon’s) • Robust Beamforming

  4. Y θ (L-1)d X d d Conv. Beamforming & Steering Vector

  5. ULA M = 4 8 12

  6. ULA SNR = 0 ~30

  7. ULA with different λ

  8. l= 1 θ= 2π/L R l= 0 l=L-1 UCA

  9. UCA 0.5 λ

  10. UCA 1.0 λ

  11. UCA 1.5λ

  12. UCA 2λ

  13. MVDR Beamforming

  14. Capon’s Beam-pattern

  15. ULA 0.5 λ

  16. ULA 1λ

  17. UCA 0.5 λ

  18. UCA 1 λ

  19. UCA 1.5 λ

  20. k = 0 Robust Beamforming

  21. Degree spreading

  22. The flow chart of Robust Beamforming

  23. ULA 0.5 λ

  24. ULA 1 λ

  25. ULA 1.5 λ

  26. UCA

  27. UCA 1.5 λ

  28. DOA Estimation • Conventional • Capon’s • MUSIC

  29. Conventional DOAEst. u(n)Receiving signal Pattern w(0~180)Conventional w(n) Weighting Vector

  30. Capon’s DOAEst. u(n)Receiving signal Pattern w(0~180)Capon’s w(n) Weighting Vector

  31. MUSIC w(n)Weighting Vector u(n)Receiving signal DOAEst. Eigen decompositionNoise SpaceVn PMUSIC Pattern a(0~180)

  32. Compare the three methods

  33. Compare the three methods

  34. Conclusion

More Related