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 …

The embodiments herein describe a photonic chip (formed from a SOI structure) which
includes an optical interface for coupling the optical components in the photonic chip to an …

Embodiments herein describe a photonic chip which includes a coupling interface for
evanescently coupling the chip to a waveguide on an external substrate. In one …

BACKGROUND The present invention generally relates to photonic wave guide structures,
and more particularly, to photonic wave guide structures coupling to optical fibers. Single …

A spot-size converter having a waveguiding structure. The first part of the waveguiding
structure receives light from or transmits light to a first waveguide in a first propagation mode …

(57) ABSTRACT A photonic platform includes a substrate, a buried oxide layer on the
substrate, a first optical layer on the buried oxide layer, the first optical layer including one or …

Primary Examiner—Jerry Blevins (74) Attorney, Agent, or Firm—Nixon Peabody LLP (57)
ABSTRACT A low loss high extinction ratio on-chip polarizer is dis closed. The polarizer is …

ABSTRACT A low loss high extinction ratio on-chip polarizer is dis closed. The polarizer is
formed of a mode convertor fol lowed by a mode squeezer and a dump waveguide, and may …

A mode-converting optical coupler may include a secondary waveguide to guide light in one
or more secondary optical modes, and a primary waveguide to guide light in one or more …

An optical system may include a substrate that includes an etched region and a laser-
induced breakage region. The optical system may further include an optical waveguide …