Opto-electric hybrid board
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United States of America Patent
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Jun 5, 2018
Issued Date -
N/A
app pub date -
Oct 14, 2015
filing date -
Oct 28, 2014
priority date (Note) -
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Abstract
An opto-electric hybrid board includes: an electric circuit board including an insulation layer having front and back surfaces, and electrical interconnect lines formed on the front surface of the insulation layer; and an optical waveguide having a substantially rectangular shape as seen in plan view and provided on the back surface of the insulation layer of the electric circuit board, with a metal layer therebetween. The optical waveguide has at least one end portion disposed in overlapping relation with the metal layer. The at least one end portion of the optical waveguide has corner portions. Each of the corner portions is radiused to have an arcuate shape or has a polygonal shape produced by arranging a plurality of obtuse-angled portions in a substantially arcuate configuration.
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