Optical communications – Multiplex – Optical switching
Reexamination Certificate
2006-04-04
2006-04-04
Phan, Hanh (Department: 2638)
Optical communications
Multiplex
Optical switching
C398S045000, C398S046000, C398S047000, C398S048000, C398S049000, C398S050000, C398S051000, C398S052000, C398S054000, C398S055000, C398S056000, C398S057000, C370S902000, C370S902000, C385S024000, C385S016000, C385S017000, C385S018000
Reexamination Certificate
active
07024114
ABSTRACT:
A photonic switching device for switching without contention data in the form of optical packets includes a space switching matrix with a plurality of input ports and a plurality of output ports. A unit external to the space switching matrix includes a buffer memory common to all the output ports of the matrix. Each of the output ports provides access to the buffer memory via a space switching stage consisting of switches having a 1-to-2 switching function.
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D. K. Hunter et al, “Buffering in Optical Packet Switches”, Journal of Lightwave Technology, IEEE, New York, vol. 16, No. 12, Dec. 1998, pp. 2081-2094 -, XP000833955.
Dotaro Emmanuel
Le Sauze Nicolas
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