Alternating grating tunable DBR laser

Details Alternating grating tunable DBR laser Alternating grating tunable DBR laser

1994-01-31

1995-01-03

Epps, Georgia Y.

Coherent light generators

Particular resonant cavity

Distributed feedback

372 20, 372 50, H01S 308

Patent

active

053793188

ABSTRACT:
A modified DBR laser having at least one extended tuning range is disclosed. A plurality of gratings are arranged on opposing sides of a gain section which can be selectively tuned to provide one or more continuous wavelength ranges of laser light.

REFERENCES:
patent: 4829535 (1989-05-01), Utaka
patent: 4873696 (1989-10-01), Coldren et al.
patent: 4971415 (1990-11-01), Hara et al.
patent: 4995048 (1991-02-01), Kuindersma et al.
patent: 5007062 (1991-04-01), Chesnoy
patent: 5088097 (1992-02-01), Ono et al.
patent: 5164956 (1992-11-01), Lang
"Semiconductor Lasers for Coherent Optical Fiber Communications", Thomas L. Koch et al., Journal of Lightwave Technology, vol. 8, No. 3, pp. 274-293, Mar. 1990, IEEE.

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