Optical transmission apparatus, optical interface device,...

Details Optical transmission apparatus, optical interface device,... Optical transmission apparatus, optical interface device,...

2009-01-15

2011-10-04

Park, Kinam (Department: 2828)

Optical communications

Multiplex

Wavelength division or frequency division

C398S135000, C398S116000, C398S068000

Reexamination Certificate

active

08032026

ABSTRACT:
When an XFP is plugged into an optical interface unit by live-line plugging, an external bias voltage higher than an internal bias voltage is kept applied to a CDR incorporated in the optical interface unit until the XFP starts up. This prevents exertion of a negative effect on the CDR.

REFERENCES:
patent: 2008/0232798 (2008-09-01), Kasezawa
patent: 06-152535 (1994-05-01), None
SFF Committee “10 Gigabit Small Form Factor Pluggable Module” Revision 4.5, Aug. 31, 2005 (URL:http://www.xfpmsa.org/XFP—Rev4—5—SFF—INF—8077i.pdf).

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