La technologie wimax pdf

A wimax system consists of 1 a wimax tower, similar in concept to a cellphone tower a single wimax tower can provide coverage to a very large area as big as 3,000 square miles 8,000 square km. In a wimax network, the attack is more difficult to do because of the time division. Mobile wimax can be used in both fixed and mobile scenarios while fixed wimax does not support mobility features. A further increase in data rate, compared to ieee 802. Wimax is a family of wireless broadband communication standards based on the ieee 802. Le wimax signifie worldwide interoperability for microwave access.

Wifi etant une technologie sans fil proposant une portee effective tres limitee et une mobilite reduite, le. Wimax aims to provide a metropolitan access network which will provide higher bandwidth and larger coverage than are currently available with existing wireless technologies such as wifi and 3g. Bollore telecom remporte le grand chelem archive le figaro, 7 janvier. The wide range of the wimax technology depends on the height of the antennas, if they are installed at the. Wimax may become the only wireless technology because wifi and cellular have not penetrated areas that can be reached with wimax technology. The current mobile wimax systems are based on so called release 1.

Comment fonctionne internet haut debit via les ondes hertziennes. Wimax technologies architectures, protocols resource management and applications pdf 177p. Free wimax books download ebooks online textbooks tutorials. Interoperabilty for micro wave access mobile ou le wimax. The wimax technology preface worldwide interoperability for microwave access wimax, is a wireless communications technology aiming to provide wireless data over long distances in a variety of ways as an alternative to cable and dsl, from pointtopoint links to full mobile cellular type access. Rat handover between umts and wimax in integrated figure.