Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Shiyi XIA"'
Autor:
Shiyi XIA, Guotong LI
Publikováno v:
天地一体化信息网络, Vol 3, Pp 20-27 (2022)
The important role satellite communications plays in next-generation communication protocols brings both opportunities and challenges.Beamforming is an essential technology for effi cient and fl exible utilization of onboard resources.To explored a b
Externí odkaz:
https://doaj.org/article/786371641f7945a786a2e55a5a5644c3
Autor:
Shiyi Xia, Peilong Liu, Mingyang Zhao, Cheng Zou, Fengwei Shao, Jifeng Jin, Haiwang Wang, Guotong Li
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 3480 (2023)
By introducing the arrayed waveguide router (AWGR) optical true time-delay (OTTD) architecture in bent-pipe satellite optical inter-link to optically assist the RF phased array in Low-earth orbit satellites will extend the multi-hop bent-pipe satelli
Externí odkaz:
https://doaj.org/article/b159cfddadd143c3a8bca7660cd02782
Autor:
Cheng Zou, Haiwang Wang, Shiyi Xia, Jiachao Chang, Fengwei Shao, Lin Shang, Yuemei Hu, Guotong Li
Publikováno v:
Applied Sciences, Vol 13, Iss 3, p 1691 (2023)
As the number of non-geostationary orbit (NGSO) satellites continues to grow, interference with other communication systems, including radio astronomy systems (RASs), is becoming increasingly critical. In this study, an interference simulation framew
Externí odkaz:
https://doaj.org/article/7c546255ed994573b22d7700b69595d7
Publikováno v:
IEEE Access, Vol 7, Pp 181656-181667 (2019)
To achieve global network coverage and the need for high-speed communication, the idea of providing Internet access from space has made a strong comeback in recent years. The low earth orbit (LEO) communication satellite constellation is once again o
Externí odkaz:
https://doaj.org/article/eaf0174f4ce04466bd1ea4dfa616f07d
Publikováno v:
IEEE Access, Vol 9, Pp 106269-106269 (2021)
In the above article [1], the authors inadvertently did not include the affiliation of the first author. The name of the organization is “University of Chinese Academy of Sciences.”
Externí odkaz:
https://doaj.org/article/3d976618d25745c08bdc82e93e077350
Publikováno v:
IEEE Access, Vol 8, Pp 107314-107314 (2020)
In the above article [1], there is a misquotation in Section I, part A, paragraph 6, the fourth sentence. It should read: “The DRA will be able to form at least 16 beams in the uplink direction and at least 16 additional beams in the downlink direc
Externí odkaz:
https://doaj.org/article/8665eb6fb915480781b79634bcbcf8f3
Publikováno v:
Journal of Lightwave Technology. 41:2107-2115
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0f0c200fa03cf26a2d114637c9b1da26
https://doi.org/10.1109/jlt.2022.3217386
https://doi.org/10.1109/jlt.2022.3217386
Publikováno v:
Journal of Management Science and Engineering, Vol 9, Iss 2, Pp 220-238 (2024)
Innovation is a driving force of wealth distribution. To explore its time-varying effect on income inequality, we propose a nonparametric model using the local linear dummy variable estimation (LLDVE) method. Based on province-level panel data from C
Externí odkaz:
https://doaj.org/article/17e05b7331e44b1a9033f9f56ee8795f
Publikováno v:
Review of Scientific Instruments. 93:123001
Laser diodes (LDs) are used in a wide range of applications, such as optical wireless communications and LIDAR. To meet the demanding requirements of LDs for high accuracy and stability of the injection current, a high-precision, high stability LD dr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5dbe7fba355da46cb5e5f6526d93fda8
https://doi.org/10.1063/5.0106448
https://doi.org/10.1063/5.0106448
Autor:
Zhuo Wang, Yao Yao, Weikang Pan, Haoyang Zhou, Yizhen Chen, Jing Lin, Jiaming Hao, Shiyi Xiao, Qiong He, Shulin Sun, Lei Zhou
Publikováno v:
Advanced Science, Vol 10, Iss 4, Pp n/a-n/a (2023)
Abstract Multifunctional terahertz (THz) devices in transmission mode are highly desired in integration‐optics applications, but conventional devices are bulky in size and inefficient. While ultra‐thin multifunctional THz devices are recently dem
Externí odkaz:
https://doaj.org/article/450098fbb3294a958706439ac7af1556