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Recent content by sa269

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    question about BER in convolutional coding

    Re: question about BER thanks for the program firstly. I have matlab 2007 so i cant simulate the program.. i will try to adjust the program but i is kind of mission impossible. any suggestions?? cos I need to see the BER for this and then apply convolutional coding and see the BER...
  2. S

    question about BER in convolutional coding

    Re: question about BER I can use them but the problem is how can i use them with qam or qpsk system. i dont know how to cmbine them both together.. any idea any one???
  3. S

    BPSK modulation code with carrier over AWGN and demodulation m file

    symerr.m I have 2007 Matlab version. what iste diference and what can i do??
  4. S

    BPSK modulation code with carrier over AWGN and demodulation m file

    bpsk m-file hello mate, i tried the program and it is not working for me. MATLAB gave me: ??? Undefined variable "modem" or class "modem.pskmod". does it have to be modem function?? can I use something else to get it working?? can I take away the following: pulse shaping, downsample stages...
  5. S

    question about BER in convolutional coding

    bit error ratio in c program I am doing a project in convolutional coding and i have to write a program about modulation with AWGN channel or noise, doesnt mater. I have this program which doesn't give me good BER. i am confused and dont know how to di it. after i finish this i have to apply...

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