Zobrazeno 1 - 10
of 299
pro vyhledávání: '"Shanghong Zhao"'
Publikováno v:
Alexandria Engineering Journal, Vol 88, Iss , Pp 287-297 (2024)
The demand for high data throughput and security in Unmanned Aerial Vehicle (UAV) communication is rising. Efficient data transmission remains challenging due to limited wireless resources. This paper introduces a Scale Perception Compression Method
Externí odkaz:
https://doaj.org/article/5606a01c9bd5495ab4dd9c8ab6aa7f07
Publikováno v:
Aerospace, Vol 11, Iss 8, p 643 (2024)
The number of real-time dynamic satellite observation missions has been rapidly increasing recently, while little attention has been paid to the dynamic mission-scheduling problem. It is crucial to reduce perturbations to the initial scheduling plan
Externí odkaz:
https://doaj.org/article/c554d32918f740c8b3f37b685ce1d3b2
Publikováno v:
Drones, Vol 8, Iss 3, p 70 (2024)
The unmanned aerial vehicle (UAV) communication network has emerged as a promising paradigm capable of independent operation and as a relay to enhance communication coverage and efficiency. However, densely distributed terrestrial base stations with
Externí odkaz:
https://doaj.org/article/6c7ff22889b042d193788803afd962ed
Autor:
Guodong Wang, Qingqing Meng, Yongjun Li, Xuan Li, Yixiao Zhou, Zihang Zhu, Congrui Gao, He Li, Wei Jiang, Shanghong Zhao
Publikováno v:
Results in Physics, Vol 52, Iss , Pp 106807- (2023)
An approach for photonic generation of multilevel frequency-hopping (FH) microwave signal based on a Sagnac loop is proposed and investigated. In the Sagnac loop, several Mach-Zehnder Interferometers (MZI), driven by the coding signals, are connected
Externí odkaz:
https://doaj.org/article/b3eef2b0c44b4fda906d6533af1b38e9
Publikováno v:
天地一体化信息网络, Vol 3, Pp 94-100 (2022)
As the key support for the emergence of cluster combat eff ectiveness, the design architecture of aviation information network will infl uence the combat mode in the aviation fi eld.Based on the future operational requirements of aviation cluster, th
Externí odkaz:
https://doaj.org/article/d84a94ee1c8d42d7963778a3a6c90324
Publikováno v:
天地一体化信息网络, Vol 3, Pp 101-107 (2022)
With the expansion of space exploration scope and the enrichment of exploration means, the number of users carried by space-based information networks has increased rapidly, and the types of services have been continuously updated.As a key technology
Externí odkaz:
https://doaj.org/article/557e087b6c4f4c878eb8c3a10d3731af
Publikováno v:
天地一体化信息网络, Vol 2, Pp 76-80 (2021)
In response to the difficulty of satellite network management and maintenance and the urgent need for large-capacity data transmission, a software-defi ned satellite optical network cross-layer wavelength routing algorithm based on ant colony algorit
Externí odkaz:
https://doaj.org/article/bb4419e909c04befb5205b2350b7b40b
Autor:
He Li, Zihang Zhu, Congrui Gao, Guodong Wang, Tao Zhou, Xuan Li, Qingqing Meng, Yixiao Zhou, Shanghong Zhao
Publikováno v:
Photonics, Vol 10, Iss 6, p 657 (2023)
In this paper, a photonic-enabled image rejection mixer (IRM) that features an ultrawideband self-interference cancellation (SIC) function and a compact configuration is proposed. The parameter tuning of SIC is realized in an optical domain, which av
Externí odkaz:
https://doaj.org/article/97fb376a93a340c286992a8ad7894b46
Publikováno v:
天地一体化信息网络, Vol 2, Pp 46-52 (2021)
Space-integrated-ground information network will face the challenges of heterogeneous links, multi-granularity of information and limited resources in the process of networking.The problems can be solved by data switching design.The architecture of s
Externí odkaz:
https://doaj.org/article/ed9ba67a68b94307b03588df8170c24d
Publikováno v:
Micromachines, Vol 14, Iss 2, p 457 (2023)
A novel scheme that can simultaneously measure the Doppler frequency shift (DFS) and angle of arrival (AOA) of microwave signals based on a single photonic system is proposed. At the signal receiving unit (SRU), two echo signals and the reference sig
Externí odkaz:
https://doaj.org/article/41b6516ede584b95b7d9219c798631e3