Wireless Multimedia Delivery over 3G Networks Greg Leah C SC 461
3G third generation wireless services offers high data rate content delivery to mobile devices applications: –live TV –video/audio streaming –video conferencing
3G Technology W-CDMA –UMTS –FOMA CDMA2000 1xEV TD-SCDMA
History 1G –analog voice only 2G –digital voice –uses circuit switching –peak data rate: 14.4 kbps
History migration from 2G to 2.5G to assist carriers with transition 2.5G –voice and data transmission –adopted packet-switching technology –peak data rate: 115 kbps
History 3G –circuit and packet switching –high data rates in addition to voice transmission
History content providers all over the world have been rolling out 3G networks in Canada: –Bell and Telus introduced 3G services in Canada in late 2005 –Rogers offers live TV through … drive to 3G is creating demand for more sophisticated handsets
References textbook