Multimode waveguide crossings are crucial components for novel mode-division-
multiplexing systems. One of the challenges of multimode waveguide routing in MDM …

Mode-division multiplexing (MDM) is an emerging large-capacity data communication
technology utilizing orthogonal guiding modes as independent data streams. One of the …

On‐chip multimode transmission has drawn tremendous interest for its ability to expand the
link capacity with a single wavelength carrier. The waveguide crossing is a basic component …

The Maxwell's fisheye (MFE) lens, due to its focusing properties, is an interesting candidate
for implementing the crossing of multiple waveguides. The MFE lens is implemented by two …

Multimode waveguide bend is one of the key components for realizing high-density mode-
division multiplexing systems on chip. However, the reported multimode waveguide bends …

Mode-division multiplexing is a promising and cost-effective way to increase the
communication capability of integrated photonic circuits, for both classical and quantum …

We propose and experimentally demonstrate an ultra-compact multimode waveguide
crossing that can process two modes simultaneously. The symmetric Y-junction is …

The mode-division-multiplexing (MDM) technology has become an alternative solution to
further increase the link capacity in optical communication systems. Ultralow loss waveguide …

The absolute instruments like the Maxwell's fisheye (MFE) lens with aberration-free imaging
properties have found interesting applications such as waveguide crossing. The flat …

A novel device that converts the order of modes in an integrated-optic multimode waveguide
was proposed and fabricated. The device consists of two mode splitters and tapered …