The optical waveguide coupler comprises a structure (1) of a number of elongated narrow
optical waveguide Strips (2), which consist respectively of a front area (3), a center area (4) …

BACKGROUND Some optical devices may include a waveguide that is intended to be
coupled to another waveguide having a Significantly larger cross-sectional size. For …

(57) ABSTRACT A strip loaded waveguide comprises a slab and a strip, wherein the strip is
separated from the slab. Nevertheless, a guiding region is provided for propagating an …

Waveguide-to-waveguide couplers, systems that include waveguide-to-waveguide couplers,
and methods of fabricating waveguide-to-waveguide couplers. A first waveguide is coupled …

A coupling device including, integrated in or on a substrate, a waveguide capable of guiding
a light beam centered on a central wavelength λ 0 and an optical coupler. The waveguide …

Manufacturing coupling elements that have two or more ports. A focusing lens array is
attached with a collimating lens array to form an element array Such that each focusing …

An optical waveguide coupler having intersecting deep and shallow grooves in a planar
solid substrate, in which the deep groove accommodates an alignment fiber for fine vertical …

(57) ABSTRACT A waveguide including transmission areas which transmit an input optical
signal. A coupling area is provided between the transmission areas and has a width …

The present invention relates to the formation and utili Zation of a tapered coupling region
between an external optical coupling device (Such as a prism) and a planar optical …

US7181108B2 - Method and optical system for coupling light into a waveguide - Google
Patents US7181108B2 - Method and optical system for coupling light into a waveguide …