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AssigneeElectronics and Telecommunications Research Institute
InventorsJong Sool JEONG, Hyun Soo KIM, Mi-Ran PARK, Byung-Seok CHOI, O-Kyun KWON
Estimating the term…
Provided is a wavelength division multiplexing (WDM) optical transmitting apparatus including first to n-th optical transmitters configured to output first to n-th optical signals having different wavelengths, respectively; a wavelength multiplexer configured to multiplex the first to n-th optical signals and generate an output optical signal; a tap coupler configured to receive the output optical signal and generate a controlling optical signal based on some of the output optical signal; a controlling photodetector configured to receive the controlling optical signal and output an optical current based on the controlling optical signal; and a controller configured to control each of the first to n-th optical transmitters based on the optical current, wherein the controller comprises a look-up table, sequentially detects driving conditions for the first to n-th optical transmitters, stores the detected driving conditions in the look-up table, and controls the first to n-th optical transmitters based on the detected driving conditions.
A wavelength division multiplexing (WDM) optical transmitting apparatus comprising:
A method of operating a WDM optical transmitting apparatus including a plurality of optical transmitters, comprising:
An operating method of a WDM optical transmitting apparatus including a plurality of optical transmitters, comprising:
Dependencies are inferred from the claim text.