Zobrazeno 1 - 10
of 4 248
pro vyhledávání: '"direct-detection"'
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
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:
Marco Schiavina, Lorenzo Bracaglia, Tessa Bolognesi, Maria Anna Rodella, Giuseppe Tagliaferro, Angela Sofia Tino, Roberta Pierattelli, Isabella C. Felli
Publikováno v:
Journal of Magnetic Resonance Open, Vol 18, Iss , Pp 100143- (2024)
Intrinsically disordered proteins (IDPs) and intrinsically disordered regions (IDRs) of complex multi-domain proteins are now identified as a trend topic by the scientific community. NMR constitutes a unique investigation tool to access atom resolved
Externí odkaz:
https://doaj.org/article/128b4135755546d79da5e64a2f8be140
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
Autor:
Hao Yang, Huanran Su, Tao Yang, Guan Wang, Yun Xie, Liuke Yi, Xingang Huang, Zhuang Ma, Yiming Zhong, Xiatao Huang, Bo Liu
Publikováno v:
Photonics, Vol 11, Iss 7, p 629 (2024)
The emerging high-bandwidth services of 6G, such as high-definition video transmission and real-time interaction, have promoted the progress of the fiber optic access network industry, driving its development towards the next-generation PON with high
Externí odkaz:
https://doaj.org/article/c9f540b24a0c420d927957c167030812
Publikováno v:
Photonics, Vol 11, Iss 7, p 665 (2024)
In order to meet the increasing requirements of speed and distance, an advanced digital signal processing (DSP) algorithm is preferred without changing the system structure in intensity modulation and the direct detection (IM/DD) system. As the trans
Externí odkaz:
https://doaj.org/article/9bc4f7babf0740c0bc926235b015db4e
Publikováno v:
Photonics, Vol 11, Iss 7, p 624 (2024)
We propose a novel reception scheme for twin single-sideband (twin-SSB) signals using just a single photodetector (PD), significantly reducing the system complexity and cost. To detect a twin-SSB with power-unbalanced quadrature-phase shift keying (Q
Externí odkaz:
https://doaj.org/article/6202cadd88d940b89289f8689e913009