Need information regarding WiBro and HSDPA............

hello everyone,

i want the complete information about WiBro andb HSDPA.If any one has some material regarding these topics ,plz do share with me.

Regards
Yousuf

WIBRO:is a wireless internet broad band technology proposed by south korean telecom industry,it is a proposal for ITU 4G standared 802.16e.Like WIMAX,WIBRO aims to interconnect all WLANS and other networks together to form whole one network,but the difference that WIBRO is mainly a propose for mobile devices not mainly fixed like WIMAX.it can offer mobility to devices up to 120km/hr.
The Korean goverment allocate 100MHz 2.3GHz-2.4GHz.

HSDPA:High Speed Downlink Packet Access
It is simply an upgrade of existing UMTS network in packet data,this deploymentaims to increase downlink data rate to be 14 Mbps (3.5 times UMTS),the increase of data rate is achieved by using higer order modulation technique(16QAM).

hopefully u can find more details in the attachement files
mostafa