De-interleaver does the opposite to the interleaver put at the transmitter part. This includes two level of de-interleaving. WiMAX includes this interleaving in it physical layer.

thesis to implement all compulsory features of the WiMAX OFDM physical layer specified in IEEE 802.16-2004 in Matlab Simulink. Optional space-time coding for more than one transmit antenna is implemented to allow performance investigations in v