Hall D G, Rice R R, Zino J D
Opt Lett. 1979 Sep 1;4(9):292-4. doi: 10.1364/ol.4.000292.
The GaAlAs laser-diode-to-diffused-waveguide edge-coupling efficiency has been evaluated using a Gaussian model for both the waveguide mode and the laser-output mode. The results of the calculation are shown to be in good agreement with previously unpublished coupling data.