Thermo-optic phase shifters based on silicon-on-insulator …
Apr 12, 2022 · In this paper, we give an overview of the current status of the TOPS based on silicon photonics technologies.
Efficient, compact and low loss thermo-optic phase shifter in silicon
We design a resistive heater optimized for efficient and low-loss optical phase modulation in a silicon-on-insulator (SOI) waveguide and characterize the fabricated devices. Modulation is …
C-Band and O-Band Silicon Photonic Based Low-Power Variable Optical …
Jul 22, 2019 · Abstract: We propose and experimentally demonstrate low-power and broadband variable optical attenuators (VOAs) on the silicon photonics platform. The VOAs are based on …
This new thermo-optic phase shifter design enables precise targeting of power dissipation and heat localization, resulting in low thermal crosstalk and high efficiency.
A vital component in most SiPh applications is the optical phase shifter, which is essential for varying the phase of light with minimal optical loss. Historically, SiPh phase shifters have …
Jun 16, 2020 · Here, we propose and experimentally demonstrate an energy-efficient silicon thermo-optic phase shifter with a well-balanced overall performance by using a silicon spiral …
Silicon thermo-optic variable optical attenuators based on …
Apr 15, 2015 · As implementation of VOAs in photonic integrated circuits (PICs) demands compact size, low power consumption, and compatible fabrication with other photonic devices, …
Polarization-Insensitive Silicon Photonic Variable Optical …
May 29, 2025 · We propose and demonstrate a polarization-insensitive silicon photonic variable optical attenuator. The designed device uses a two-dimensional apodized grating coupler as a …
Silicon photonics foundry fabricated, slow-light enhanced, low power ...
Oct 22, 2024 · In this research, we developed a low-power silicon photonics foundry-fabricated slow-light thermal phase shifter (SLTPS) where the slow-light (SL) effect is achieved using an …
Optimization and comprehensive comparison of thermo-optic phase …
Mar 15, 2024 · The thermo-optic phase shifter (TOPS) using metal heaters is widely used in various integrated photonics devices for its advantages of simple fabrication, low loss, and low …
As seen here, thermal crosstalk causes a shift in the MZI curve. This shift consequently leads to a decrease in extinction ratio due to the aforementioned positive correlation between phase …
We demonstrate a compact thermo-optic variable optical attenuator (VOA) based on the cutoff effect of W1 photonic crystal waveguide (PCW). In experiment, a variable attenuation range of...