How to remove AWGN from a signal:

I have generated a signal and added awgn noise to it, Now I need a function at the receiver side to remove the awgn and recover the original signal. Any ideas on how to do this? Thanks

[Madhu Govindarajan]

Check out if this answer helps you - http://www.mathworks.com/matlabcentral/answers/114529-matlab-code-for-digital-filter-design-to-remove-gaussian-noise-from-a-speech-signal#answer_122988