A light coupler between an optical fiber (6) and a waveguide is made on a semiconductor-on-
insulator substrate (1), this substrate (1) comprising a thin layer of semiconducting material …

BACKGROUND Optoelectronic integrated circuits (ICs) include both elec tronic and optical
elements Within a single chip. Typical elec tronic elements include? eld effect transistors …

The portion of the first light beam propagates in a first 4,135,822 A 1, 1979 Ezekiel counter-
propagating direction, and the portion of the second 4,234,357. A 1 1/1980 Scheppele light …

(57) ABSTRACT A wavelength tunable silicon-on-insulator (SOI) laser com prising: a laser
cavity including: a semiconductor gain medium having a front end and a back end; and a …

(57) ABSTRACT A core of an optical waveguide and a core of a waveguide type optical
device are adjacently disposed, and a layer is continu ously formed at one end of the core of …

The present invention provides silicon based thin-film structures that can be used to form
high frequency optical modulators. Devices of the invention are formed as layered structures …

A high-order polarization conversion device configured of a planar optical waveguide,
includes: a substrate; a lower clad disposed on the substrate; a core including a lower core …

US7672558B2 - Silicon optical device - Google Patents US7672558B2 - Silicon optical device
- Google Patents Silicon optical device Download PDF Info Publication number US7672558B2 …

BACKGROUND This invention relates generally to silicon photonics, and more particularly
relates to silicon waveguides. Interest in the field of silicon photonics is rapidly growing as …

(57) ABSTRACT A Semiconductor-insulator-Semiconductor (SIS) device is presented along
with a device for fabricating the Same. The SIS device includes a lower Semiconductor …