Heteroepitaxial ridge overgrown laser

Details Heteroepitaxial ridge overgrown laser Heteroepitaxial ridge overgrown laser

1984-05-24

1986-11-11

Davie, James W.

Coherent light generators

Particular active media

Semiconductor

357 17, 357 56, 372 46, 372 96, H01S 319

Patent

active

046226737

ABSTRACT:
A ridge waveguide laser with the ridge being grown through a stripe opened in an oxide layer covering one of the cladding layers is described. In one embodiment, the cladding layer is corrugated and the ridge waveguide laser is a distributed feedback laser.

REFERENCES:
I. P. Kaminow, R. E. Nahory, M. A. Pollack, L. W. Stulz and J. C. Dewinter, "Single-Mode C. W. Ridge Waveguide Laser Emitting at 1.55 .mu.m," Electronics Letters, 15, pp. 763-764 (1979).
H. Kawaguchi and T. Kawakami, "Transverse-Mode Control in an Injection Laser by a Strip-Loaded Waveguide," IEEE Journal of Quantum Electronics, QE-13(8), pp. 556-560 (1977).
W. T. Tsang, N. A. Olsson and R. A. Logan, "High-Speed Direct Single-Frequency Modulation with Large Tuning Rate and Frequency Excursion in Cleaved-Coupled-Cavity Semiconductor Lasers," Applied Physics Letters, 42(8), pp. 650-652 (1983).
L. D. Westbrook, "Continuous-Wave Operation of 1.5 .mu.m Distributed-Feedback Ridge-Waveguide Lasers", Electronics Letters Mar. 15, 1984, vol. 20, No. 6, pp. 225-226.

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