Apparatus for establishing path in synchronous digital...

Multiplex communications – Pathfinding or routing – Switching a message which includes an address header

Reexamination Certificate

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C370S395510, C370S539000, C370S541000

Reexamination Certificate

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06970463

ABSTRACT:
Disclosed is an apparatus for establishing a path in a synchronous digital hierarchy (SDH) system and method thereof. The present invention monitors all possible locations for the existence of the C2 byte of the VC-n (n=3,4) signal and a size bit (SS bit) of the TU-m (m=11,12,2,3) signal, thereby enabling it to decide the pointer interpretation and generation path automatically.

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patent: 6870829 (2005-03-01), Goodman
patent: 6891862 (2005-05-01), Brady et al.

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