Telephonic communications – Centralized switching system – Structure of equipment
Reexamination Certificate
2008-03-18
2008-03-18
Addy, Thjuan K. (Department: 2614)
Telephonic communications
Centralized switching system
Structure of equipment
C379S399010
Reexamination Certificate
active
07346158
ABSTRACT:
A method and system are provided for wiring a digital subscriber line circuit between a customer premises and a central office. A first connection for a first cable pair is established between the customer premises and a distribution frame in the central office. The first cable pair carries a full range signal from the customer premises to the distribution frame. A second connection is established at the distribution frame for a second cable pair between the distribution frame and a digital subscriber line access mulitplexer (DSLAM) in the central office for routing the full range signal from the first cable pair. A third connection is also established at the distribution frame for a third cable pair between the distribution frame and a voice switch in the central office for routing the full range signal from the first cable pair. The second and third cable pairs are connected to the first cable pair at the distribution frame to create a parallel connection for the DSL circuit between the customer premises and the DSLAM as well as between the customer premises and the voice switch.
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Addy Thjuan K.
AT&T BLS Intellectual Property Inc.
Merchant & Gould
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