Title :
Compare the performance analysis for FFT based MIMO-OFDM with DWT based MIMO-OFDM
Author :
Meenakshi, D. ; Prabha, S. ; Raajan, N.R.
Author_Institution :
Dept. of Electron. & Commun. Eng., SASTRA Univ., Thanjavur, India
Abstract :
In that paper examines the enactment of ripple (otherwise called as wavelet) based Multi-user MIMO OFDM systems and also compare with the performance of FFT based MIMO OFDM. Wavelet based OFDM has lot of advantages compare to the FFT based OFDM. There is no need for cyclic prefix, flexibility and optimal resolution. Wavelets want existed suitably in almost absolutely the arenas of wireless communication schemes with OFDM which is a durable applicant for next peers of wireless scheme. That is third generation of partnerships project (3GPP) networks. Simulation created examination will be jumble-sale to simulate the double multicarrier schemes, DWT with Haar mother constructed multicarrier in addition the predictable OFDM, less than the consequence of taking multiple antennas scheme, by BPSK also QPSK as dual modulation schemes in additive white Gaussian noise channel (AWGN). Established on the bit error rate presentation to the transmission ability, the DWT constructed multicarrier scheme was establish to be higher to the predictable OFDM scheme.
Keywords :
AWGN; MIMO communication; OFDM modulation; discrete wavelet transforms; error statistics; fast Fourier transforms; quadrature phase shift keying; 3GPP network; AWGN; BPSK; DWT; FFT; QPSK; additive white Gaussian noise channel; bit error rate presentation; double multicarrier schemes; dual modulation scheme; multiple antennas scheme; multiuser MIMO OFDM system; ripple; third generation of partnership project; wavelet based OFDM; wireless communication scheme; Discrete wavelet transforms; Filter banks; MIMO; OFDM; Receivers; AWGN; DWT; FFT; MIMO-OFDM; Modulation schemes;
Conference_Titel :
Emerging Trends in Computing, Communication and Nanotechnology (ICE-CCN), 2013 International Conference on
Conference_Location :
Tirunelveli
Print_ISBN :
978-1-4673-5037-2
DOI :
10.1109/ICE-CCN.2013.6528539