3 papers
physics.optics2024
Dual-band Photonic Filters with Wide Tunable Range Using Chirped Sampled Gratings
Siemng Zhu, Bocheng Yuan, Weiqing Cheng +6
We have developed a photonic filter featuring dual independently tunable passbands. Employing the reconstruction equivalent-chirp technique, we designed linearly chirped sampled Br…
physics.optics2024
Widely Tunable Photonic Filter Based on Equivalent Chirped Four-Phase-Shifted Sampled Bragg Gratings
Simeng Zhu, Bocheng Yuan, Mohanad Al-Rubaiee +6
We have developed an integrated dual-band photonic filter (PF) utilizing equivalent chirped four-phase-shifted sidewall-sampled Bragg gratings (4PS-SBG) on a silicon-on-insulator (…
physics.optics2024
Continuous Phase Modulation Technology Based on Grating Period Interval for High Grating Coupling Efficiency and Precise Wavelength Control
Yiming Sun, Simeng Zhu, Bocheng Yuan +6
A novel grating modulation technique for laser arrays is proposed and demonstrated. This method modifies the initial phase within each grating period, applying a total phase shift…