Patent ID: 6389210
Filing Date: 2002-05-14
Classification: B82Y,G01Q,G02B

Abstract:
A probe having an optical waveguide, characterized by comprising:(a) an optical waveguide portion having a double hetero structure and comprising an In1âˆ’xâ€²âˆ’yâ€²Gaxâ€²Alyâ€²N layer, an In1âˆ’xâˆ’yGaxAlyN layer, and an In1âˆ’xâ€³âˆ’yâ€³Gaxâ€³Alyâ€³N layer; and (b) an AlxGa1âˆ’xN probe portion grown in a conical shape on the In1âˆ’xâˆ’yGaxAlyN layer of the optical waveguide portion.