| 摘要 |
<p>An optical transmission apparatus according to the present invention includes: wave splitter (101) splitting an input optical signal into a plurality of wavelength bands; a plurality of optical switches (111 - 113) composed of optical shutters or variable optical attenuators that pass or shut off split optical signals corresponding to a plurality of optical signals split by wave splitter (101); optical coupler (120) combining optical signals that are output from the plurality of optical switches (111 - 113); and control section (130) setting up each of the plurality of optical switches (111 - 113), in which each of the plurality of optical switches is in a state of passing the split optical signals or in a state of shutting-off the split optical signals.</p> |
