Patent ID: 9151917
Filing Date: 2015-10-06
Classification: G02B,H05K,Y10T

Abstract:
1. An optical interconnection structure comprising: a substrate having both sides, a plurality of perforated holes being formed through the substrate, optical devices being bonded to one side of the substrate, optical fibers being connected to the other side of the substrate, wherein each of the plurality of perforated holes includes a upper hole portion and a bottom hole portion and each optical device is placed on the upper hole portion, and each optical fiber is attached to the bottom hole portion, and wherein the bottom hole portion has tapered shape and the end of each optical fiber has a lens shape, the lens shape being formed by melting the end of the optical fiber and pulling outward the end of the optical fiber simultaneously with melting, wherein the bottom hole portion further includes a bottom surface of tapered shape with a different angle in the boundary between the upper hole portion and the bottom hole portion.