Patent ID: 9608761
Date: 2017-03-28
CPC Classifications: H04B,H04J

Claim:
1. A computer-implemented method for tuning parameters of individual wavelength channels transmitted over a multimode optical fiber, the computer-implemented method comprising: retrieving, by a processor, characteristics of the multimode optical fiber used for an optical data link within an optical signal transmission system; determining, by the processor, a wavelength channel grid including each central wavelength in a plurality of central wavelengths that corresponds to each particular wavelength channel in a plurality of wavelength channels used to transmit data via optical signals over the multimode optical fiber; calculating, by the processor, a maximum allowable data rate for each wavelength channel in the plurality of wavelength channels based on the characteristics of the multimode optical fiber at defined channel wavelengths, optical signal transceiver specifications, and data transmission performance requirements for the optical signal transmission system; assigning, by the processor, operational parameters to each wavelength channel in the plurality of wavelength channels based on the calculated maximum allowable data rate for each wavelength channel in the plurality of wavelength channels to achieve the data transmission performance requirements for the optical signal transmission system; and determining, by the processor, a bandwidth versus wavelength profile of the multimode optical fiber that transmits the plurality of wavelength channels; providing, by the processor, an electrical data transmission signal to each wavelength channel in the plurality of wavelength channels, each wavelength channel comprises a laser diode of a specific wavelength and a laser diode driver and each wavelength channel is driven at a data transmission rate corresponding to the bandwidth of the multimode optical fiber at the wavelength of each wavelength channel based on the determined bandwidth versus wavelength profile of the multimode optical fiber; and using, by the processor, a wavelength-division multiplexer to couple an optical data transmission signal from each laser diode corresponding to a particular wavelength channel in the plurality of wavelength channels into the multimode optical fiber to transmit the optical data transmission signal.