Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Donghe Tu"'
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 6, Pp 1-5 (2024)
Electro-optic modulators with large bandwidth and low voltage are crucial for the high-baud-rate digital communication and high-carrier-frequency analog links. Recently, thin-film lithium niobate (TFLN) modulators with sub-1 V voltage and 140 GHz ban
Externí odkaz:
https://doaj.org/article/84c434bc836f49f4ab358224aaf49be3
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 3, Pp 1-6 (2023)
A 32-channel hybrid (de)multiplexer on silicon is designed and experimentally demonstrated to enable polarization division multiplexing (PDM) and wavelength division multiplexing (WDM) for improving the capacity of optical communication links. The hy
Externí odkaz:
https://doaj.org/article/8e925ec6c5d44e52aaeb4a8581d0166e
Autor:
Donghe Tu, Zezheng Li, Yuxiang Yin, Huan Guan, Zhiguo Yu, Lifei Tian, Lei Jiang, Yuntao Li, Zhiyong Li, Zhongchao Fan
Publikováno v:
Micromachines, Vol 15, Iss 3, p 326 (2024)
We propose and demonstrate a novel on-chip optical sampling pulse interleaver based on time mode interleaving. The designed pulse interleaver was fabricated on a 220 nm silicon-on-insulator (SOI) platform, utilizing only one S-shaped delay waveguide.
Externí odkaz:
https://doaj.org/article/d60e53a0975047739d4d6091257aaf56
Publikováno v:
Micromachines, Vol 14, Iss 8, p 1608 (2023)
In this paper, we demonstrate a silicon forward-biased positive intrinsic negative (PIN) Mach–Zehnder modulator (MZM), which has two operating states of high efficiency and high speed. The two operating states are switched by changing the position
Externí odkaz:
https://doaj.org/article/8f019c6f65a6421282fc33e4a27a8369
Publikováno v:
Photonics, Vol 10, Iss 2, p 183 (2023)
An on-chip 64-channel hybrid (de)multiplexer for wavelength-division multiplexing (WDM) and mode-division multiplexing (MDM) is designed and demonstrated on a 220 nm SOI platform for the demands of large capacity optical interconnections. The designe
Externí odkaz:
https://doaj.org/article/b96626aa4541472dae64d977044ad9b0
Publikováno v:
Photonics, Vol 9, Iss 11, p 828 (2022)
In this work, we propose a mode-conversion-based chirped Bragg grating on thin-film lithium niobate (TFLN). The device is mainly composed of a 4.7-mm long chirped asymmetric Bragg grating and an adiabatic directional coupler (ADC). The mode conversio
Externí odkaz:
https://doaj.org/article/b6985d0a7c87434ca3bb7073bfab92ce
Two-Dimensional Elliptical Microresonator Arrays for Wide Flat Bandwidth and Boxlike Filter Response
Publikováno v:
Photonics, Vol 9, Iss 11, p 814 (2022)
Based on two-dimensional elliptical microresonator arrays, we designed and fabricated a compact filter on the silicon-on-insulator platform with potential applications for on-chip optical interconnects. The fabricated optical filter exhibits a wide f
Externí odkaz:
https://doaj.org/article/b1c58f4d792245c499d413a81056f057
Publikováno v:
Photonics, Vol 9, Iss 3, p 197 (2022)
In this work, we report a linearity-enhanced dual-parallel Mach–Zehnder modulator (MZM) on a thin-film lithium niobate platform. By setting the optical and electrical splitting ratios at a specific condition, the third-order intermodulation distort
Externí odkaz:
https://doaj.org/article/731f6481eb9d4706bd5219e277b98cce
Autor:
Yuxiang Yin, Xingrui Huang, donghe tu, Hang Yu, huan guan, lei jiang, Wei Yan, Zhi Guo Yu, Zhi-Yong Li
Publikováno v:
Optics Letters.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0d48cb10d77fc29280db76605c95b0bc
https://doi.org/10.1364/ol.492372
https://doi.org/10.1364/ol.492372
In this paper, an on-chip photonic sampled and quantized analog-to-digital converter (ADC) on thin-film lithium niobate platform is experimentally demonstrated. Using two phase modulators as a sampler and a 5×5 multimode interference (MMI) coupler a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::37dae8b6ba1c7ac09ad581f2fd3323bc
http://arxiv.org/abs/2207.13972
http://arxiv.org/abs/2207.13972
