Replaceable printed board assembly (PBA)

Multiplex communications – Pathfinding or routing – Through a circuit switch

Reexamination Certificate

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Details

C370S419000, C370S399000

Reexamination Certificate

active

07099313

ABSTRACT:
A separately replaceable printed circuit board or card for use in a shelf of a telecommunications system with plural twisted pairs connected to corresponding plural subscribers via said card, each subscriber channel on each card including a low pass filter connected both to POTS and broadband services.

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