CDMA (OFDM-CDMA), offers several key advantages such as immunity against narrowband interference and robustness in frequency-selective fading channels[2]. Such desirable properties make MC-CDMA an attractive choice for the present and future radio-communication systems among these, we have satellite communications-CDMA (OFDM-CDMA), offers several key advantages such as immunity against narrowband interference and robustness in frequency-selective fading channels[2]. Such desirable properties make MC-CDMA an attractive choice for the present and future radio-communication systems　among these, we have satellite communications