Improvements to digital subscriber line services

Details Improvements to digital subscriber line services Improvements to digital subscriber line services

H - Electricity

04

M

H04M 11/06 (2006.01) H04L 12/28 (2006.01)

Patent

CA 2447983

A system (100) for extending the effective distance of digital subscriber line service includes a central office terminal (130) having a data interface an a plurality of line units, at least one communication link, coupled to one of the plurality of line units, that carries signals using digital subscribes line service and least one remote access multiplexer (110-1), includes a plurality of ports that are adapted to provide digital subscriber line service. The remote access multiplexer (110-1) is adapted to multiplex signals between the plurality of ports and the at least one communication link. The remote access multiplexer (110-1) is located at a distance from the central office terminal (130) so as to provide digital subscriber line service to user terminals that are located more than 12 kilofeet from the central office terminal (130).

La présent invention concerne un système (100) permettant l'extension de la distance effective de service de lignes d'abonnés numériques comprenant un terminal de raccordement au central (130) comprenant une interface de données et une pluralité d'unités de lignes, au moins une liaison de communication, reliée à une parmi la pluralité d'unités de lignes, qui transporte des signaux au moyen d'un service de lignes d'abonnés numériques et au moins un multiplexeur d'accès distant (110-1), comportant une pluralité de ports qui sont destinés à fournir un service de ligne d'abonnés numériques. Le multiplexeur d'accès distant (110-1) est destiné au multiplexage de signaux entre la pluralité de ports et ladite au moins liaison de communication. Le multiplexeur d'accès distant (110-1) est situé à distance du terminal de raccordement au central (130) afin de fournir un service de lignes d'abonnés numériques aux terminaux d'utilisateur qui sont situés à plus de 12,000 pieds du terminal de raccordement au central (130).

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