Optical termination system

Details Optical termination system Optical termination system

2006-07-25

2010-11-16

Nguyen, Hanh (Department: 2473)

Multiplex communications

Fault recovery

C398S001000

Reexamination Certificate

active

07835268

ABSTRACT:
An optical termination system is provided. The optical termination system includes a working Optical Line Terminal (OLT) that communicates with a plurality of Optical Network Units (ONUs) near end users through an optical transmission line. The OLT includes a control information storage to store control information of the plurality of ONUs. In addition, the optical termination system includes a standby OLT, which includes a storage to store the control information to be transmitted from the working OLT. Furthermore, the optical termination system includes a controller that controls switching from the working OLT to the standby OLT.

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Office action cited in corresponding Japanese Application No. 2005-220033, dated Jun. 30, 2010, 2pp.
Japanese Office action dated Sep. 28, 2010, for corresponding Japanese Patent application 2005-220033, noting listed references in this IDS, as well as JP 04-003633 and JP 2002-222160, previously filed in an IDS dated Jul. 16, 2010.

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