Patent ID: 8860164
Filing Date: 2014-10-14
Classification: H01L

Abstract:
1. A light receiving device comprising: a first waveguide unit provided in a first region of a substrate, the first waveguide unit being configured to propagate a plurality of first lights; a second waveguide unit provided in a second region of the substrate, the second waveguide unit being configured to receive the plurality of first lights and generate a plurality of second lights on the basis of the plurality of first lights; a third waveguide unit provided in a third region of the substrate, the third waveguide unit including a plurality of waveguides configured to propagate the plurality of second lights; and a photo-detector unit provided in a fourth region of the substrate, the photodetector unit including a plurality of light receiving elements configured to receive the plurality of second lights from the plurality of waveguides, wherein each of the plurality of waveguides includes wherein each of the plurality of light receiving elements includes: