The successor of 3G network 4G network going to be flood market. It have a theoretical  data rates up to  173Mbps. Nokia seimens network’s tests announced on Wednesday (19-12-07), involved Long term evolution (LTE) of 3G network. The fastest mobile broadband now available is HSDPA offers around 7.2Mbps.

Both LTE and mobile WiMax uses OFDM modulation scheme and multiple-input multiple-output (MIMO) technology, based on multiple antenna on same device. The inclusion of both of the technology comprised what we called it as 4G. NSN’s chief technology officer Stephan Scholz said on Wednesday there is to connecting five billion users by 2015 due to LTE’s efficient use of spectrum.

UK telecoms regulator Ofcom announced the keenly anticipated auction of the 2010-2025MHz and 2500-2690MHz bands on Wednesday. The auctions will take place in mid 2008, and the deadline for applications by mobile operators is 16 January. It is expected that the use of these bands will pave the way for a multitude of new mobile broadband services. Mobile WiMax is currently available as a commercial service in UK today.