Semiconductor device manufacturing: process – Making device or circuit emissive of nonelectrical signal – Including integrally formed optical element
Patent
1994-12-20
1997-08-26
Bowers, Jr., Charles L.
Semiconductor device manufacturing: process
Making device or circuit emissive of nonelectrical signal
Including integrally formed optical element
438 41, H01L 2120
Patent
active
056610777
ABSTRACT:
Disclosed is a method for fabricating an optical integrated circuit capable of obtaining a current confinement and a maximum opto-coupling efficiency by using a simple process, in a case where an active device such as an optical waveguide and an optical amplifier. The method comprises a step for growing layers constituting the optical device over an InP substrate, a step for etching the grown layers by use of a wet etching method or a dry etching method of RIE along a plane perpendicular to a (001) plane, and a step for growing a core layer and a clad layer of the waveguide to be optically connected by use of a molecular organic chemical vapor deposition.
REFERENCES:
patent: 5084894 (1992-01-01), Yamamoto
patent: 5400356 (1995-03-01), Bringams et al.
Wolf et al. in "Optical Communications", vo. 3(5), Sep./Oct (1992), pp. 517-521.
Ahn Ju-Heon
Kim Jeong-Soo
Oh Kwang-Ryong
Bowers Jr. Charles L.
Electronics and Telecommunications Research Institute
Korea Telecommunication Authority
Paladugu Ramamohan Rao
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