Miniature integrated optical beam splitter

Details Miniature integrated optical beam splitter Miniature integrated optical beam splitter

1988-01-19

1989-12-19

Sikes, William L.

Coherent light generators

Particular active media

Semiconductor

350 9611, 350 9612, 350 9615, H01S 319, G02B 610

Patent

active

048887854

ABSTRACT:
A miniature integrated optical beam splitter comprises a pair of perpendicular intersecting ridge waveguides and a groove extending at an angle of 45.degree. across the intersection of the waveguides, the depth of the groove extending below the ridge and into the waveguide layer to obtain the desired percentage of beam splitting.

REFERENCES:
patent: 4669817 (1987-06-01), Mori
Osinski et al., "Miniature Integrated Optical Beam-Splitter in AlGaAs/GaAs Ridge Waveguides", Electronic Letter, Oct. 8, 1987, vol. 23, No. 21, pp. 1156-1158.
P. Buchmann et al., "Totally Reflective Mirrors: Fabrication and Application in GaAs Rib Waveguide Devices", Proc., 3rd European Conf., ECIO (1985).
Coldren et al., "Monolithic Two-Section GaInAsP/InP Active-Optical Resonator Devices Formed by Reactive-Ion-Etching", Appl. Phys. Lett., 1981, 38, pp. 315-317.
Osinski et al., "Miniature Integrated-Optic Beam Splitter in AlGaAs/GaAs Ridge Waveguides", Proc. OFC/IOOC, '87, TUK5, Jan. 1987.

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