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Recent content by makis0987

  1. M

    stochastic proccess generation in matlab

    Hi, I dont know how to generate in Matlab a discrete time stochastic process of 2000 i.i.d (indepented and identically distributed) uniform distributed samples in the interval [-.5,.5]. Could anyone help me? Thanks in advance
  2. M

    Gram schmidt and Fourier series

    I have a theoritical question. Which are the differences between orthogonial represetation and other ways of represatation like fourier series and sinc(). :!:
  3. M

    Using 4-psk to send symbols of 4 bits

    maybe i have not ubderstand the question. Its a problem which says: a source produce 8 symbols with the same probability , 5*10^4 symbols per second. If the outputs efficiency is 0.75( from this i understand that i need 4 bits pes symbol) and bandwidth=50KHz, how would be a telecommunication...
  4. M

    Using 4-psk to send symbols of 4 bits

    4 psk How can i use 4-psk to send symbols of 4 bits?
  5. M

    Generate baseband signal

    baseband signal Can anyone give me simple matlab code which generates a baseband signal?
  6. M

    Filter made with fdatool, how to apply it

    fdatool I'm using fdatool to create an IIR filter, and I'm having problems to apply it to a given signal in the Matlab command line. Can someone help please. Thanks
  7. M

    filters for coherent demodulation

    filter for coherent demodulation If the only delay introduced to my system is in the recovery of the superposition of one another signal what filters can i use for coherent demodulation? Thanks in advnce:?::?::?:
  8. M

    Separating analog signals - help needed

    separate two analog combined signals If i have two analog signals which condition should they fullfill in order to be able the analog receiver to separate them.
  9. M

    Demodulation in digital receiver.

    i want to implement a simple RDS system in matlab. I have a baseband digital signal[0,fm] which is voice and want also to send a message which i convert to ASCII and then send their superposition to the reciever. My problem is in the receiver what filters should i use, and how can I remove...

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