MODULATOR　　　　　　This function modulate the forward Channel chips.

Block Diagram

InChips -> [Walsh] -> [Spreading] -> [Output Tx Shaping Filter]

Inputs: chips - chips sequence to transmit

MFType - Shaping Filter type (default - Rise Cosine)

Walsh - Used row of Walsh matrix

Outputs: TxOut - Transmitted signal (analog signal)

PN - PN sequence for I/Q Channels

MF - mathed filter taps (Shaping Filter)