Zobrazeno 1 - 10
of 1 986
pro vyhledávání: '"Spatial diversity"'
Publikováno v:
Data in Brief, Vol 55, Iss , Pp 110673- (2024)
Human Activity Recognition (HAR) has emerged as a critical research area due to its extensive applications in various real-world domains. Numerous CSI-based datasets have been established to support the development and evaluation of advanced HAR algo
Externí odkaz:
https://doaj.org/article/a4475ad316fd4daf8e478d3076223dda
Publikováno v:
Ecology and Evolution, Vol 14, Iss 7, Pp n/a-n/a (2024)
Abstract The Bambusoideae subfamily, originating in the late Cretaceous, has evolved to include over 1500 species globally. Notably, China hosts the richest diversity of Bambusoideae, with 728 species documented. After a long period of coevolution, p
Externí odkaz:
https://doaj.org/article/9efad0970f3d4403bb78860d45159854
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 5, Iss 6, Pp 1691-1703 (2024)
Employing two closely spaced arrays operating at the same frequency with orthogonal polarizations and independent operations present significant potential for miniaturizing telecommunication systems. This paper presents two interleaved, tightly space
Externí odkaz:
https://doaj.org/article/4d2314909e74453380db28bc982ba212
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 2, Pp 1-14 (2024)
In this paper, we investigate the performance of multiple-input multiple-output (MIMO) free-space optical (FSO) communication systems, encompassing both slant path (downlink and uplink) and horizontal links. The FSO links span ground-to-high altitude
Externí odkaz:
https://doaj.org/article/eec073f2060c40bc8c56bd9d23f302c1
Publikováno v:
Hydrobiology, Vol 2, Iss 4, Pp 537-553 (2023)
Diatoms are reliable environmental bioindicators, but their application in coastal environments remains limited. Substrate has been put forward in the literature as an important variable in determining diatom habitat preferences. This study focuses o
Externí odkaz:
https://doaj.org/article/08f0fd346ab14dbcb7c2adf9b959cac3
Autor:
P. Shyamala Bharathi, G. Harish
Publikováno v:
Measurement: Sensors, Vol 31, Iss , Pp 101011- (2024)
The silver-coated DSRC of antennas are used for short-range communication between vehicles (V2V) in intelligent transportation systems (ITS), including DSRC (Dedicated Short-Range Communication). It has silver as a conducting material for the antenna
Externí odkaz:
https://doaj.org/article/3ac96c8849a8472d8d14aceb2d684712
Akademický článek
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Publikováno v:
IEEE Access, Vol 11, Pp 110985-110994 (2023)
The use of multiple transmitters in a turbulent free-space optical (FSO) communication link can enhance the systems performance because greater received power can improve receiver sensitivity. Nevertheless, the effect of having more power at the rece
Externí odkaz:
https://doaj.org/article/927e173535d34f53ab83a542f3a94de5
Publikováno v:
IEEE Access, Vol 11, Pp 65255-65265 (2023)
Reconfigurable intelligent surface (RIS) is regarded as one of the main enablers in the context of 6G wireless communications. It converts the conventionally uncontrolled wireless channel into a programmed channel. The current interest in these surfa
Externí odkaz:
https://doaj.org/article/5558c7278de747a486fab61890f30376
Autor:
Mehtab Singh, Sahil Nazir Pottoo, Moustafa H. Aly, Štěpán Hubálovský, Amit Grover, Debashis Adhikari, Preecha Yupapin
Publikováno v:
Alexandria Engineering Journal, Vol 62, Iss , Pp 113-127 (2023)
Mode division multiplexing (MDM) is an emerging information transmission technique in which multiple data signals can be transmitted simultaneously on different modes of a single wavelength laser beam over a free-space channel. MDM is a potential tec
Externí odkaz:
https://doaj.org/article/458cfaca86e14a1c99b5a6b2e811431d