OPTICAL TRANSMISSION APPARATUS AND WAVELENGTH CONTROL METHOD
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United States of America Patent
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Issued Date -
Dec 28, 2017
app pub date -
May 18, 2017
filing date -
Jun 23, 2016
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Abstract
An optical transmission apparatus includes a first transmitter configured to transmit a first optical signal in a first wavelength band and a second optical signal in a second wavelength band located next to the first wavelength band; a second transmitter configured to transmit a third optical signal in a third wavelength band located next to the second wavelength band and a fourth optical signal in a fourth wavelength band located next to the third wavelength band; and a processor coupled to the first transmitter and the second transmitter and configured to select the third wavelength band among the first wavelength band, the second wavelength band, the third wavelength band and the fourth wavelength band, and control the first wavelength band, the second wavelength band, and the fourth wavelength band based on the third wavelength band.
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