BACKGROUND Photonic devices comprising a semiconductor are widely used in modern
telecommunication systems. Typically the light is transmitted in optical fibers. Therefore, the …

A photonic structure is provided. The photonic structure includes a semiconductor substrate,
a buried oxide layer over the semiconductor substrate, an optical coupling region over the …

(57) ABSTRACT A device for propagating light is described, comprising: a Substrate having
a semiconductor material, an insulating layer, wherein the insulating layer is arranged on …

A photonic structure is provided. The photonic structure includes a semiconductor substrate,
and an oxide structure embedded in the semiconductor substrate, and an optical coupling …

(57) ABSTRACT A photonic structure is provided. The photonic structure includes a first
oxide layer in a semiconductor substrate, a second oxide layer over an upper surface of the …

A method for in-line optical testing is provided. The method includes providing a substrate,
forming an optical device on the substrate, and forming a test circuit on the substrate, the test …