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Wireless local loop (WLL) is the use of a wireless communications link as the "last mile / first mile" connection for delivering plain old telephone service (POTS) or Internet access (marketed under the term "broadband") to telecommunications customers. Various types of WLL systems and technologies exist.
Local Loop. In telephony, the local loop (also referred to as the local tail, subscriber line, or in the aggregate as the last mile) is the physical link or circuit that connects from the demarcation point of the customer premises to the edge of the common carrier or telecommunications service provider's network.
The implementation of local loop unbundling is a requirement of European Union policy on competition in the telecommunications sector and has been introduced, at various stages of development, in all member states as a postreference offer for unbundled access to their local loops and related facilities.
A wireless home phone service is a service that allows a regular wired telephone to connect to a cellular network, as if it were a mobile phone. [ 1 ] [ 2 ] It is an example of a wireless last mile connection to the public switched telephone network , also known as a wireless local loop .
This is the radio fixed part of the DECT wireless local loop. CBSs are typically mounted on a tower top which can cater up to 50 subscribers with 0.1 erlang traffic. Base Station Distributor (BSD) This is a traffic aggregator used to extend the range of the wireless local-loop where 4 CBS can be connected to this. Relay Base Station (RBS)
DECT has been used for wireless local loop as a substitute for copper pairs in the "last mile" in countries such as India and South Africa. By using directional antennas and sacrificing some traffic capacity, cell coverage could extend to over 10 kilometres (6.2 mi).
The Ionica system used a microwave transmitter in order to provide the local loop, thus avoiding reliance on British Telecom for this final link to the consumer. The technology, known as Wireless local loop , was developed in partnership with Nortel. However, rising costs and limiting technical factors caused the company to cease trading in 1998.
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