Wimax

How Wireless Narrowband Local-Loop Systems in Wimax ?

Naturally, the first application for which a wireless alternative was developed and deployed was voice telephony. These systems, called wireless local-loop (WLL), were quite successful in developing countries such as...
Article Topics :

cdma, dect, lte, rho, telecom, WCDMA / 3G, Wimax, wireless, wisp

How MAC Layer work’s in Wimax?

The MAC layer is oriented to the connections. Each connection corresponds to a service flow. The service flow defines the QoS parameters of PDU transmitted over the connection. The design...
Article Topics :

mac, mac layer, qos, telecom, uplink, Wimax

How Sub-Carrier Allocation in Wimax?

Sub-Carrier Allocation Mode 1 DL PUSC – Downlink partial Usage Sub-Channels The downlink PUSC replacement zone is unique, that must exist in the frame structure specified by the protocols. DL...
Article Topics :

carrier, CHANNEL, downlink, pusc, sub carrier, telecom, uplink, Wimax, wimax amc allocation

Terminal Transmitting and Receiving Process in Wimax

Transmitting:  The process is similar to that of BS. The frequency offset is pre-corrected. The Ranging and BW Request are generated at the physical layer and a code is selected...
Article Topics :

mac layer, modulation, physical layer, ranging, telecom, transmitting, Wimax

What is NAP & NSP in Wimax ? How it Works ?

NAP: Network Access Provider NSP: Network Service Provider V-NSP: Visited NSP H-NSP: Home NSP NAP provides the operation entities of network facilities required by the WiMAX wireless access for one...
Article Topics :

ip connection, network access provider, nsp nap, telecom, what is the nap and nsp, Wimax, wimax wireless access

What is Functions of the ASN in Wimax ?

ASN – Access Service Network. Establish layer 2 connections between the BS and the MS.  Transmit AAA messages to the home NSP of the MS.  Assist the high level to...
Article Topics :

asn, connection, intra an, radio reasourse, telecom, vlr, Wimax

The Difference Between Line Of Sight and Non-Line Of Sight

Earlier wireless technologies (LMDS, MMDS for example) were unsuccessful in the mass market as they could not deliver services in non-line-of-sight scenarios. This limited the number of subscribers they could...
Article Topics :

3g, antenna, broadband, difference between, fixed, point, solution, system, telecom, wifi, Wimax

What is Fixed WiMAX ?

Fixed WiMAX offers cost effective point to point and point to multipoint solutions. What makes WiMAX so exciting is the broad range of applications it makes possible but not limited...
Article Topics :

3g, antenna, broadband, cell, difference between, fixed, point, solution, system, telecom, wifi, Wimax

WiMAX versus 3G and Wi-Fi

How does WiMAX compare with the existing and emerging capabilities of 3G and Wi-Fi? The throughput capabilities of WiMAX depend on the channel bandwidth used. Unlike 3G systems, which have...
Article Topics :

3g, antenna, broadband, cdma, cell, difference between, difference between wimax and wifi technology, fixed, lte vs wimax comparison table, modulation wimax, point, solution, system, telecom, uplink, wifi, wifi and wimax difference, Wimax

Narrowband Wireless Local-Loop Systems

Naturally, the first application for which a wireless alternative was developed and deployed was voice telephony. These systems, called wireless local-loop (WLL), were quite successful in developing countries such as...
Article Topics :

3g, antenna, broadband, cdma, difference between, fixed, lte, point, rho, solution, system, telecom, wifi, Wimax

The Benefit of OFDM & OFDMA in Wimax

Less complex modulation. OFDM is a simpler modulation technique that is better suited to deployments that do not require support for mobility.  License-exempt bands. Mobile services require licensed spectrum to...
Article Topics :

fdma, mobile service, mobility, ofdm, ofdma, telecom, Wimax

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