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Vineel Kumar Veludandi


9 total contributions since 2017

Interests: Digital communications and Signal processing.

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Submitted


Ideal coherent detection of OFDM transmitted over Rayleigh frequency selective fading channel
Gives bit error rate (BER) vs SNR per bit plot for ideal coherent detection of OFDM.

10 days ago | 4 downloads |

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fft_algorithm(ip,N,N1,N2)
Fast DFT algorithm based on index mapping

15 days ago | 8 downloads |

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LMMSE based channel estimation for OFDM systems
LMMSE-based channel estimation using pilots in the frequency domain

1 month ago | 21 downloads |

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FFT based channel estimation for OFDM systems
FFT-based channel estimation for OFDM systems using pilots in the frequency domain

1 month ago | 20 downloads |

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The Viterbi algorithm ( Soft input, Hard output)
Decoding convolutional coded QPSK signals transmitted over AWGN channel, using the Viterbi algorithm

6 months ago | 4 downloads |

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The Levinson Durbin algorithm
The Levinson Durbin algorithm is used to generate linear prediction filter coefficients efficiently.

6 months ago | 4 downloads |

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Gallager's construction of parity check matrix for LDPC code
Gives parity check matrix 'H' according to the method proposed by R. G. Gallager.

7 months ago | 8 downloads |

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Coherent and Noncoherent detection of QPSK/DQPSK in AWGN
Coherent and noncoherent receivers for QPSK/DQPSK in AWGN channel.

7 months ago | 4 downloads |

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Reed Solomon coded BPSK over AWGN
Decoding Reed Solomon coded BPSK using the Peterson-Gorenstein-Zierler algorithm (hard decoder).

7 months ago | 5 downloads |

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