Radiant energy – Photocells; circuits and apparatus – Photocell controlled circuit
Reexamination Certificate
2008-05-06
2008-05-06
Pyo, Kevin (Department: 2878)
Radiant energy
Photocells; circuits and apparatus
Photocell controlled circuit
C250S2140LS, C385S017000, C385S031000, C398S045000, C398S051000
Reexamination Certificate
active
07368700
ABSTRACT:
In an optical switch apparatus which continuously carries out the route switching on frame signal light inputted from various routes while eliminating differences in output power value, a first delaying unit, which is interposed between a first branching unit and an input terminal, delays the input of the frame signal light to a switch module until the drive voltage supply control on the frame signal light in a drive voltage supply control unit reaches a stable condition.
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Aoki Yasuhiko
Gouardes Eric
Kai Yutaka
Nakano Yoshiaki
Fujitsu Limited
Pyo Kevin
Staas & Halsey , LLP
The University of Tokyo
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