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oversampling in wimax
1) subchannelization ill done in phy layer.
2) AMC - mac will receive info about channel condition and it ill alert phy to change modulation techniques(like QPSK,QAM)
4)s-ofdma is a modulation techniques done by phy
6) reed-soloman coding is there in 802.16d. but most...
hi
i want to discuss about the cyclic prefix in ofdm. cyclic prefix are used bcos when transmitting the msg due to multipath interference the signal which was sent (n-l)before and the current signal n get interfered i.e) the tail of n-1 symbol will interfere with the head of nth signal. the...
dcd wimax
both the things are different ULMAP-contains the location of the UL burst in wimax frame so that user can put their msg into the proper burst.
DCD(downlink channel descriptor is an msg which is coming periodically(ex:once in a 50 frame) to give information about the modulation and...
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