We demonstrate a record-high extinction-ratio of 50.4 dB in a 2× 2 silicon Mach-Zehnder
switch equipped with a variable splitter as the front 3-dB splitter. The variable splitter is …

Reconfigurable photonic integrated devices and circuits are very important for many
applications. Among various mechanisms for realizing reconfigurability, thermo-optic effect …

A polarization-insensitive 2× 2 thermo-optic Mach–Zehnder switch (MZS) on silicon is
proposed and demonstrated experimentally by utilizing silicon-on-insulator (SOI) …

Hybrid Lithium Niobate (LN) and Silicon photonic (SiPh) integration platform has emerged
as a promising candidate to combine the scalability of silicon photonics with the excellent …

We demonstrate greedy linear descent-based, basic gradient descent-based, two-point step
size gradient descent-based, and two-stage optimization method-based automated control …

Abstract Space division multiplexing using multicore fibers is becoming a more and more
promising technology. In space-division multiplexing fiber network, the reconfigurable switch …

We propose and demonstrate a polarization-insensitive and high-speed optical switch unit
based on a silicon and lithium niobate hybrid integration platform. The presented device …

A polarization-insensitive waveguide crossing based on multimode interference (MMI)
couplers is proposed and demonstrated on a silicon-on-insulator (SOI) platform. By utilizing …

We demonstrate a polarization-insensitive 2× 2 thermo-optic switch on a 220-nm silicon-on-
insulator platform. This device is based on a balanced Mach-Zehnder interferometer with …

In optical interconnection field, inconsistent coupling behaviors of TE and TM modes may
cause abnormal operation. Therefore, it is very significant to implement a polarization …