Coherent light generators – Particular active media – Semiconductor
Patent
1997-07-14
1999-10-26
Bovernick, Rodney
Coherent light generators
Particular active media
Semiconductor
372 45, H01S 319
Patent
active
059740698
ABSTRACT:
In a semiconductor laser which uses a semiconductor of GaN type compound, an optimum material is used for a current blocking layer, so that it is made possible to obtain a semiconductor laser that satisfies a gain guiding structure of high light emitting efficiency or a refractive index guiding structure or both, thereby facilitating control of the noise of oscillated light (reduction of noise), control of the spread of light in lateral direction, and control of the longitudinal mode.
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Abstract of Japanese Patent, Publ. No. 02-129915, dated May 7, 1992.
Shakuda Yukio
Tanaka Haruo
Bovernick Rodney
Leung Quyen Phan
Rohm Co. Ltd
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