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Emerging Technology » WLL

 
Technology

WLL

Full Name

Wireless Local Loop

Description

Wireless local loop (WLL) is the last mile access technique whereby the subscriber is connected to the operator/service provider through a radio link instead of through copper wires.

Origin/Facts

Unit

Not Applicable.

Data Rates

Depends on the technology in use. Such as WiMAX, CDMA 2000/EvDO, WiFi, GSM, etc.

Services Offered

o Business related
: o Hunt groups
o Call transfers
o Conference calling
o Triple-play
o Calling cards
o Card Operated phones
o V.29 (9600bps)
o ISDN (64kbps)
WLL provides "always-on" connectivity, bursty data services such as Frame Relay and IP. It provides the basis for Intranets, extranets and Wide Area Networks.

Range

1.5Km up to 50 Km square.

Frequency/Channel

450-MHz
800-MHz
1900-MHz
2100-MHz.

Advantages/Disadvantages

Advantages:
High channel reuse
Constant channel
Fast deployment
Cost effective deployment
Low operation and maintenance cost
High capacity

Disadvantages:
Low in-premises mobility only
Weather conditions effects

Present/Future in SAMENA

? The Wireless Local Loop (WLL) service has so far attracted 3 million subscribers in Pakistan. ? Oman Telecommunications Company (Omantel) plans to connect 200 villages in the Governorate of Dhofar. ? There are 2 licensed WLL operators in Sri Lanka, who are authorized to provide ?only fixed telephony? ? Huawei has deployed a WLL CDMA network in Algeria which is covering 95 % of the country.

Worldwide Customers

Over 500 Million

 
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