Waveguide light multiplexer using crossed gratings

C Oh - US Patent 11,378,864, 2022 - Google Patents
A two-dimensional waveguide light multiplexer is described herein that can efficiently
multiplex and distribute a light signal in two dimensions. An example of a two-dimensional …

Optimized multi-layer optical waveguiding system

L Eldada, D Pant, K Beeson, G Boudoughian - US Patent 6,542,684, 2003 - Google Patents
The invention provides a Single-mode optical waveguide fabricated on a Substrate, the
Substrate defining a Surface, the Single-mode optical waveguide comprising a polymeric …

Compression-molded three-dimensional tapered universal waveguide couplers

S Tang, RT Chen - US Patent 6,470,117, 2002 - Google Patents
The present invention is a three-dimensional tapered waveguide coupler capable of
interconnecting electro-optical devices with differing optical mode profiles. The ends of the …

Integrated optical star coupler

TK Findakly - US Patent 4,515,428, 1985 - Google Patents
A single-mode integrated optical star coupler employing weighted directional coupling
between pairs of non-parallel waveguides formed on a substrate. Light launched into an …

Temperature compensated optical multiplexer

H Temkin, LEG de Peralta, AA Bernussi… - US Patent …, 2007 - Google Patents
An optical multiplexer that adjusts the wavelength response and compensates for
temperature effects by using rotatable mirror. The wavelength response of the device is …

Structure and method for coupling light between dissimilar waveguides

LC Gunn III - US Patent 7,082,235, 2006 - Google Patents
(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 …

Multichannel optical coupler array

VI Kopp, D Neugroschl, J Singer - US Patent 9,817,191, 2017 - Google Patents
ABSTRACT A multichannel optical coupler array comprises a coupler housing structure and
longitudinal waveguides. At least one of the longitudinal waveguides is a vanishing core …

Electro-optic switching assembly and method

A Romanovsky, G Haertling - US Patent App. 10/013,336, 2002 - Google Patents
An optical System (10) includes an optical Switching module (210,300,350) that is
adjustable between first and second conditions to Selectively direct an incident light signal …