Optical switch unit
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United States of America Patent
Stats
-
Dec 10, 2002
Grant Date -
Sep 27, 2001
app pub date -
Feb 8, 2001
filing date -
Feb 9, 2000
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
K.times.K optical switch unit according to the present invention is comprised of input ports 1-1, . . . 1-36, 1.times.M optical matrix switches 5-1-1, . . . 5-4-9 connected with the input ports 1-1, . . . 1-36, N.times.N optical matrix switches 7-1-1, . . . 7-4-2, and 10-1-1, . . . 10-4-2 connected with the 1.times.M optical matrix switches 5-1-1, . . . 5-4-9, an M.times.1 optical matrix switches 13-1-1, . . . 13-4-9 connected with the N.times.N optical matrix switches 7-1-1, . . . 7-4-2, and 10-1-1, . . . 10-4-2, and output ports 2-1, . . . 2-36 connected with the M.times.1 optical matrix switches 13-1-1, . . . 13-4-9, where K=M.times.N, M and N are integers more than 1.
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