Y Painchaud, MJ Picard, I Betty, C Latrasse… - US Patent …, 2020 - Google Patents
A spot-size converter includes a first part of a waveguiding structure to couple to a first waveguide to receive light from or transmit light to the first waveguide in a first propagation …
Y Painchaud, M Picard, I Betty - US Patent 9,759,864, 2017 - Google Patents
US9759864B2 - Spot-size converter for optical mode conversion and coupling between two waveguides - Google Patents US9759864B2 - Spot-size converter for optical mode conversion …
Y Deki, M Takahashi - US Patent 8,285,092, 2012 - Google Patents
An optical waveguide includes a Substrate in the shape of a flat plate; lower clad that is disposed on the substrate; and a core that is disposed on the lower clad and transmits light …
C Laurent-Lund, LUA Andersen - US Patent 7,317,853, 2008 - Google Patents
An optical component having a combination of optical waveguide elements for modifying the spot size of a mode of an electromagnetic field propagated by an optical waveguide …
Y Zhou, ST Ho - US Patent 7,218,809, 2007 - Google Patents
Composite optical waveguide structures or mode transformers and their methods of fabrication and integration are disclosed, wherein the structures or mode transformers are …
H Okayama - US Patent 7,664,352, 2010 - Google Patents
(57) ABSTRACT A spot size converter has a first core, a larger second core, and a clad disposed on a substrate. The first core has a rectilinear cross-sectional shape and is …
Y Zhou, ST Ho - US Patent App. 10/083,674, 2003 - Google Patents
Composite optical waveguide structures or mode transformers and their methods of fabrication and integration are disclosed, wherein the structures or mode transformers are …
M Cai, KJ Vahala - US Patent 6,859,582, 2005 - Google Patents
A hybrid and tapered waveguide coupler that has two different single-mode waveguide sections for light at two different wavelengths to couple light at the two different wavelengths …
H Nishimoto - US Patent 4,983,006, 1991 - Google Patents
A polarization-independent optical waveguide switch is provided featuring low loss and a small device element length by making the width of the optical waveguides in the light …