Direct amplitude modulation of lasers

Details Direct amplitude modulation of lasers Direct amplitude modulation of lasers

1997-05-30

1999-05-04

Bovernick, Rodney

Coherent light generators

Particular beam control device

Modulation

372 96, H01S 310

Patent

active

059011645

ABSTRACT:
A DFB laser is provided with a top electrode divided symmetrically into two or three in-line separate elements through which a bias current is applied with a symmetrical distribution and through which a modulation current is applied in push-pull with a temporal asymmetry.

REFERENCES:
patent: 5502741 (1996-03-01), Carroll et al.
Paper--Optical Fiber Communication Conference Technical Digest 24-26 Feb. 1986, Atlanta, Georgia, Independent Modulation in amplitude and frequency regimes by a multielectrode distributed-feedback laser pp. 32-33 Y Yoshikuni et al.
Article--Electronics Letters Dec. 3, 1987 vol. 23, No. 25 pp. 1371-1372, `Formulas for direct frequency modulation response of two-electrode diode lasers: proposals for improvement.` O Nilsson et al.
Article--Electronics Letters Jun. 18, 1992 vol. 28 No. 13 pp. 1257-1258 `Line narrowed picosecond optical pulse generation using three contact InGaAsP/InP multiquntum well distributed feedback laser under gain switching`. I H White et al.

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