Optical waveguides – With optical coupler – Plural
Reexamination Certificate
2006-10-10
2006-10-10
Ullah, Akm Enayet (Department: 2874)
Optical waveguides
With optical coupler
Plural
C398S115000
Reexamination Certificate
active
07120330
ABSTRACT:
Embodiments of an apparatus for forming a WDM signal having orthogonally polarized optical channels are disclosed. Utilizing the optical channels formed using non-polarization-maintaining components, the apparatus selectively controls a state of polarization (SOP) of each optical channel.
REFERENCES:
patent: 6975790 (2005-12-01), Jander et al.
patent: 2002/0181066 (2002-12-01), Miller
patent: 2003/0174312 (2003-09-01), Leblanc
Jander R. Brian
Lawrence Thomas R.
Zhang Hongbin
Grossman Tucker Perreault & Pfleger PLLC
Tyco Telecommunications (US) Inc.
Ullah Akm Enayet
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