Zobrazeno 1 - 10
of 4 287
pro vyhledávání: '"Direct Detection"'
Autor:
Vuong Quang Phuoc, Nguyen Van Dien, Ho Duc Tam Linh, Nguyen Van Tuan, Nguyen Van Hieu, Le Thai Son, Nguyen Tan Hung
Publikováno v:
AIMS Electronics and Electrical Engineering, Vol 8, Iss 4, Pp 394-409 (2024)
Intensity modulation/direct detection (IM/DD) remains to be the preferred optical transmission scheme for short-range applications for its simplicity of application, inexpensiveness, and small footprint. However, the impairments of low-cost device an
Externí odkaz:
https://doaj.org/article/875bc28fa3d9493ba276495e5919d8b0
Publikováno v:
Tongxin xuebao, Vol 45, Pp 187-195 (2024)
To address the high-cost issue of twin single sideband quadrature phase shift keying (Twin-SSB-QPSK) signals in optical transmission, a optical fiber communication system was proposed, in which a single photodetector (PD) was employed at the receiver
Externí odkaz:
https://doaj.org/article/3ef6bf2552034ae1875110c4c1519d06
Publikováno v:
IEEE Access, Vol 12, Pp 175525-175534 (2024)
To meet the increasing demand for higher data rates and energy-efficient optical communication networks, this study investigates the unique characteristics of directly modulated (DM) vertical-cavity surface-emitting laser (VCSEL)-based bandwidth/bitr
Externí odkaz:
https://doaj.org/article/c871d06d0c9c42c0a9058a537b6a1199
Autor:
Zhuo Chen, Zipeng Liang, Junyu Wu, Weiqi Lu, Xinyu Chang, Xiaoxiao Dai, Qi Yang, Chen Liu, Mengfan Cheng, Lei Deng, Deming Liu, William Shieh
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 3, Pp 1-7 (2024)
Data center interconnections are cost-sensitive. We propose and demonstrate a cost-effective C-band intensity modulation direct detection (IM/DD) transmitter for extended range (ER) inter-datacenter interconnects utilizing only a 2-bit digital-to-ana
Externí odkaz:
https://doaj.org/article/0add18beeb8141d2a353a6e751d4b998
Autor:
Julien Moussa H. Barakat, Abdul Rahman El Falou, Zeynep Nilhan Gurkan, Shadi A. Alboon, Abdullah S. Karar
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 3, Pp 1-8 (2024)
The performance of intensity modulation (IM) with direct detection (DD) transmission systems is enhanced through a novel combination of multidimensional coding, Nyquist pulse shaping, and electronic dispersion compensation (EDC) at the transmitter us
Externí odkaz:
https://doaj.org/article/911a50c1c2bd4e47ab07da3550e29227
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 3, Pp 1-7 (2024)
Driven by the exponential increase of network traffic, the demand for the capacity enhancement of photonic data-center interconnection (DCI) becomes more and more urgent. The utilization of high-order modulation format is ideally preferred to enhance
Externí odkaz:
https://doaj.org/article/37072cb6a5004b32a3b52efd4cd40a30
Autor:
Sheng Hu, Tianqi Zheng, Chengzhen Bian, Xiongwei Yang, Xinda Sun, Zonghui Zhu, Yumeng Gou, Yuanxiao Meng, Jie Zhang, Jingtao Ge, Yichen Li, Kaihui Wang
Publikováno v:
Sensors, Vol 24, Iss 23, p 7872 (2024)
In this work, we implemented a short-reach real-time optical communication system using MLP for pre-distortion. Lookup table (LUT) algorithms are commonly employed for pre-distortion in intensity modulation and direct detection (IM/DD) systems. Howev
Externí odkaz:
https://doaj.org/article/bd419b94645841ce82eddc2fa1085798
Autor:
Wei Jin, Lin Chen, Jiaxiang He, Roger Philip Giddings, Yi Huang, Ming Hao, Md. Saifuddin Faruk, Xingwen Yi, Tingyun Wang, Jianming Tang
Publikováno v:
Photonics, Vol 11, Iss 11, p 1021 (2024)
Driven by a large number of emerging diversified services, in the 5G and beyond era, concurrent direct inter-ONU and upstream communications inside a PON-based mobile access network are highly desirable to provide dynamic, ultra-dense, and fast ONU-t
Externí odkaz:
https://doaj.org/article/6e728abdab9d4925baea4193c3336932
Publikováno v:
Guangtongxin yanjiu, Pp 5-15 (2023)
Single Side Band (SSB) direct detection system is considered as an attractive solution for 80 km Data Center Interconnects (DCI), due to its characteristics of low-cost, simple system architecture, and high robustness to chromatic dispersion. However
Externí odkaz:
https://doaj.org/article/e685b1e2d70041cdb63957d7d6478f9b
Autor:
Zhaopeng Xu, Tonghui Ji, Qi Wu, Weiqi Lu, Honglin Ji, Yu Yang, Gang Qiao, Jianwei Tang, Chen Cheng, Lulu Liu, Shangcheng Wang, Junpeng Liang, Zhongliang Sun, Linsheng Fan, Jinlong Wei, William Shieh
Publikováno v:
Photonics, Vol 11, Iss 8, p 702 (2024)
Intensity-modulated direct-detection (IM/DD) optical systems are most widely employed in short-reach optical interconnects due to their simple structure and cost-effectiveness. However, IM/DD systems face mixed linear and nonlinear channel impairment
Externí odkaz:
https://doaj.org/article/bfe9030c0ca048e59e805826d5a9d21d