Optical signal transmission method, apparatus, and device
OwnerDong WANG, Yunbo LI +4inventors
InventorsDong WANG, Yunbo LI, Qian CAI, Jiang SUN, Dechao ZHANG, Han LI
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Abstract
Embodiments of the present disclosure provide an optical signal transmission method, apparatus, and device. The method at a first device side comprises: n first colored optical modules respectively transmit optical signals with the frequency being f and the wavelengths respectively being λ1-λn, wherein λ1-λn are different from each other; and in-band optical layer operation, administration, and maintenance (0AM) information with the modulation frequency being k1-kn is separately superimposed on the optical signals with the wavelengths respectively being λ1-λn.
Claims22
A method for optical signal transmission, applied to a first equipment, the first equipment comprising n first colored optical modules, n being an integer greater than 1;
- and the method comprising:
- respectively transmitting, from the n first colored optical modules, n optical signals with a frequency of f and wavelengths of λ1 to λn, λ1 to λn being different from each other, and in-band Operation, Administration and Maintenance (OAM) information of optical layer with modulation frequencies of k1 to kn being added on the n optical signals with the wavelengths of λ1 to λn, respectively.
A method for optical signal transmission, applied to a second equipment, the second equipment comprising n second colored optical modules, n being an integer greater than 1;
- and the method comprising:
- receiving multiplexed optical signals transmitted from a first equipment, the multiplexed optical signals are being optical signals obtained by multiplexing n optical signals with a frequency of f and wavelengths of λ1 to λn, added with in-band Operation, Administration and Maintenance (OAM) information of optical layer with modulation frequencies of k1 to kn, respectively.
16-21. (canceled)
An apparatus for optical signal transmission, applied to a second equipment, the second equipment comprising n second colored optical modules, n being an integer greater than 1;
- and the apparatus comprising:
- receiver, configured to receive multiplexed optical signals transmitted from a first equipment, the multiplexed optical signals being optical signals obtained by multiplexing n optical signals with a frequency of f and wavelengths of λ1 to λn, added with in-band Operation, Administration and Maintenance (OAM) information of optical layer with modulation frequencies of k1 to kn, respectively.
27-33. (canceled)
Dependencies are inferred from the claim text.