WiMAX Question:

WiMAX and LTE both are used for providing broadband internet access services. Voice services are also planned to provide over wimax and LTE networks using Voice over IP protocols. WiMAX stands for World Wide Interoperability for Microwave Access and LTE stands for Long Term Evolution. WiMAX fall back to non-cellular technologies such as WLAN. LTE fall back to cellular technologies such as GSM, UMTS etc. In wimax both uplink and downlink use symmetric modulation schemes such as OFDM or OFDMA. In LTE downlink uses OFDMA and uplink uses SC-FDMA.