Vila

Vila

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Member since
Jul 17, 2008
Last active
Feb 19, 2010
Total activities
0

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Recent contributions

  1. #Threads

    What is enhanced interior gateway routing protocol (EIGRP)

    Hi everybody, What is enhanced interior gateway routing protocol (EIGRP), and when is it used in network systems? Thank you.

  2. #Threads

    Difference between VPN and VLAN?

    Hi everybody, What is the difference between Virtual Private Network (VPN) and Virtual Local Area Network (VLAN) ? When does a company/organization...

  3. #Threads

    Rayleigh fading vs Rcian fading

    Hiii all, Which one is stronger? Rayleigh fading or Rician fading? I mean which one has higher/stronger effect on the transmitted signal....

  4. #Threads

    Barker vs Gold

    Hiii, Which type of PN codes is better for Direct Sequence Spread Spectrum - Barker codes or Gold codes? Thanks..

  5. #Threads

    Types of PN Codes for DSSS

    Hii all, Of the following which is the best types of PN codes for Direct Sequence Spread Spectrum - Barker, walsh, gold,...

  6. #Threads

    BPSK vs QPSK

    Hiii all, Why is that at bad channel condition, i.e (Channel with noises present), QPSK gives higher error rate compared to BPSK,...

  7. #Threads

    Worst type of Jammer for DSSS System

    Hii all, For a Direct Sequence Spread Spectrum system, which is the worst type of jammer signal of these 3 jammer signal...

  8. #Threads

    284f17d8-9206-4b48-8565-70b9c4596fff

    Thank you...

  9. #Threads

    Fading effect on signal

    Hiiii, In a Direct Sequence Spread Spectrum system which one have stronger effect on the transmitted signal - rayleigh fading, rician fading...

  10. #Threads

    Higher bit error rate - BPSK or QPSK

    Hii all, Which one has higher bit error rate, BPSK or QPSK? Lets say got two similar communication system, one uses BPSK,...

  11. #Threads

    d3090ab7-71db-4a62-b6c3-80f841e38e47

    Yeap i am into wireless communications...

  12. #Threads

    Best type of PN codes for DSSS

    Hiiii all, For a direct sequence spread spectrum(DSSS) system, which type of PN codes gives the best performance - Walsh codes, Gold...

  13. #Threads

    8cc70db3-0b72-4625-a475-39369f77d79b

    Hiii Durga, Thanks a lot for the explanation...Pulse Jammer and Single Tone jammers are type of jammers which will be sometimes present...

  14. #Threads

    Noises in Wireless Channel

    Hiii all, In a wireless channel, can AWGN, Pulse Jammer, Single Tone Jammer, rayleigh fading and rician fading present all at once...

  15. #Threads

    93b7df9f-8312-45ca-9e6c-6bfc36c3bb86

    Hiii...thanks for the explanation. In a wireless channel, can AWGN, Pulse Jammer, Single Tone Jammer, rayleigh fading and rician fading present at...

  16. #Threads

    AWGN or gaussian noise

    Hiii all, In a wireless channel, which of these 2 noise is more commonly present- AWGN or gaussian noise? I know its...

  17. #Threads

    Evaluating Performance of DSSS System

    Hiii all, In a Direct Sequence Spread Spectrum system, besides changing the types of modulator used, and adding more noises and fading...

  18. #Threads

    White Gaussian Noise

    Hiii, Is Gaussian Noise and White Gaussian Noise (WGN) the same thing? Or got any difference? Thank you..