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Ultra Wideband IEEE 802.15.4a System Simulation

Ultra Wideband IEEE 802.15.4a System Simulation . Mohammad Alkhodary 200806080 Ali Assaihati 200350130 Supervised by: Dr . Samir Alghadhban EE 578 Simulation Communication Systems Case Study (101) Final Phase KFUPM. Ultra Wideband. System Simulation . Outlines

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Ultra Wideband IEEE 802.15.4a System Simulation

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  1. Ultra Wideband IEEE 802.15.4a System Simulation Mohammad Alkhodary 200806080 Ali Assaihati 200350130 Supervised by: Dr. Samir Alghadhban EE 578 Simulation Communication Systems Case Study (101) Final Phase KFUPM Ultra Wideband System Simulation

  2. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Outlines TDMA Conclusion and Future work References Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC Emission Mask Modulation Methods UWB System Model Block Diagram General UWB Transmitter and Receiver Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference Ultra Wideband System Simulation

  3. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver Frequency-domain behavior Time-domain behavior Frequency Modulation Narrowband Communication 1 0 1 0 Ultra wideband Communication 1 1 0 2.4 Impulse Modulation GHz frequency time 3 10 GHz (FCC Min=1500Mhz) BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Technology Introduction • Extremely short pulses, no frequency carrier Ultra Wideband System Simulation

  4. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Technology Introduction • UWB-genericterm describing radio systems having very large bandwidth • Any signal • fractional bandwidth Bf, > 20% of its center frequency fH is upper 10dB and fL is the lower 10dB cutoff frequencies of the signal spectrum • RF bandwidth > 0.5 GHz Ultra Wideband System Simulation

  5. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Frequency Allocation Compared to narrowband RF and spread spectrum, UWB uses extremely wide bandwidth, if the emission power is not well controlled, UWB devices might cause interference with other existing systems. Ultra Wideband System Simulation

  6. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Unique Features • High data rate capability for communications • Multipath immunity • Low power consumption • Penetration characteristics Ultra Wideband System Simulation

  7. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Spatial and Spectral Capacity Ultra Wideband System Simulation

  8. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Data transmission Ultra Wideband System Simulation

  9. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Indoor FCC Emissiona Mask Ultra Wideband System Simulation

  10. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Outdoor FCC Emissiona Mask Ultra Wideband System Simulation

  11. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Gaussian derivatives and PSD Gaussianderivative provide excellent radiation properties As the order of the derivative increases, the energy is moving to higher frequencies Higher order Gaussian derivative do not need frequency shift to fit the FCC mask, but not in a power efficient manner Ultra Wideband System Simulation

  12. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Modulation Methods Ultra Wideband System Simulation

  13. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Modulation Methods Pulse position modulation (PPM) where each pulse is delayed or sent in advance of a regular time scale. Bi-phase modulation create a pulse with opposite phase. Orthogonal Pulse Modulation, which requires special pulse shapes to be generated that are orthogonal to each other. Ultra Wideband System Simulation

  14. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Comparison of PPM vs. BPM Ultra Wideband System Simulation

  15. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB System Model Block Diagram Ultra Wideband System Simulation

  16. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References General UWB Transmitter Ultra Wideband System Simulation

  17. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References General UWB Receiver Ultra Wideband System Simulation

  18. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  19. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  20. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  21. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation Result References Simulation Result Ultra Wideband System Simulation

  22. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  23. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  24. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  25. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  26. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  27. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  28. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Simulation Result Ultra Wideband System Simulation

  29. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Selective Rake Receiver Channel Estimation Ultra Wideband System Simulation

  30. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References UWB Rake Receiver Ultra Wideband System Simulation

  31. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References BER vs. Number of Rake fingers ”Raffaello Tesi” Ultra Wideband System Simulation

  32. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Narrow band Interference Average transmitted Power random phase carrier frequency randomly Symbol period Ultra Wideband System Simulation

  33. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Narrow band Interference Ultra Wideband System Simulation

  34. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Time Hopping Multiple Access Methodology Divide the time slot (determine the bit rate ) into the number of users Assign each division by a random number from a time-hopping matrix known by the transmitter and the receiver. Send the data of 100 slots Reassign the divisions numbers Advantage Less Complexity Does not interfere with other UWB devices Disadvantage Tradeoff between number of users, data rate and the performance. Low efficiency when the user is idle Ultra Wideband System Simulation

  35. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Example TDMA Ultra Wideband System Simulation

  36. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Time Division Multiple Access Ultra Wideband System Simulation

  37. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References Conclusion and Future work • The most significant issue of UWB is sensitivity and complexity of receiver • We can use Compressive sensing in order to reduce the number of ADC in the receiver. “UWB CS channel Estimation by Jose L. Paredes” • In case of presence of Narrowband interference, a proposed technique called Selective RAKE-minimum mean square error by: SusmitaDas and BikramadityaDas, • In order to reduce the simulation time, a semi-analytich technique is proposed by : UsmanRiaz, “Performance Analysis of Ultra-Wide Band Impulse Radio”; Ultra Wideband System Simulation

  38. Outlines Introduction UWB Features Spatial and Spectral Capacity Data transmission UWB FCC `Mask Modulation Methods UWB System Model Block Diagram Simulation of Pulse and spectrum Rake Receiver BER vs. # of Rake fingers Narrow band Interference TDMA Conclusion and Future work References References • Andreas F. Molisch, KannanBalakrishnan, Chia-Chin Chong, “IEEE 802.15.4a channel model - final report. • Alexander M. Haimovich, Jason A. Dabin, “THE EFFECTS OF ANTENNA DIRECTIVITY ON PATH LOSS AND MULTIPATH PROPAGATION IN UWB INDOOR WIRELESS CHANNELS” IEEE signal process journal • Jose L. Paredes, Gonzalo R. Arce, “Ultra-Wideband Channel Estimation” , IEEE JOURNAL OF SELECTED TOPICS IN SIGNAL PROCESSING, VOL. 1, NO. 3, OCTOBER 2007 • DAS, BIKRAMADITYA,” Narrowband Interference reduction technique in Impulse Radio (IR) UWB WPAN Communication System coexisting in WPAN Environment”. • LiuqingYang, “Ultra-Wideband Communication an Idea whose Time has to come”. • RaffaelloTesi, “IMPACT OF THE NUMBER OF FINGERS OF A SELECTIVE RAKE RECEIVER FOR UWB SYSTEMS IN MODIFIED SALEH-VALENZUELA CHANNEL” Ultra Wideband System Simulation

  39. Thank You

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