Zobrazeno 1 - 10
of 410
pro vyhledávání: '"Unlicensed band"'
Publikováno v:
IEEE Access, Vol 10, Pp 133016-133026 (2022)
Wi-Fi spectrum scarcity is a challenge for popular wireless applications that require a high data rate, low latency, and high reliability in different environments. AR/VR applications for e-education in a school is a good example of a challenging sce
Externí odkaz:
https://doaj.org/article/b405887f6f7e46cea2291992cdd149cd
Publikováno v:
IEEE Open Journal of Vehicular Technology, Vol 3, Pp 408-425 (2022)
Device and network coordination is critical for efficient radio resource (RR) utilization while meeting Quality of Service (QoS) requirements in heavily congested future heterogeneous wireless networks featured with 3-Dimensional (3D) small cells (SC
Externí odkaz:
https://doaj.org/article/53658e8a7dbb482a94fee4022f6db239
Autor:
Rony Kumer Saha
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 2, Pp 1996-2028 (2021)
This paper provides a comprehensive survey on the coexistence of cellular and IEEE 802.11 standards from a holistic viewpoint that takes into account the coexistence of all existing and future cellular and IEEE 802.11 standards in all the available u
Externí odkaz:
https://doaj.org/article/0622ad25ad864dc0b547fca66edc51fb
Publikováno v:
EURASIP Journal on Wireless Communications and Networking, Vol 2020, Iss 1, Pp 1-16 (2020)
Abstract The use of unlicensed bands is one of the most promising features envisaged to increase capacity in 5G. However, this poses multiple challenges associated with the operation when coexisting networks are present, such as WiFi. Previous coexis
Externí odkaz:
https://doaj.org/article/c0bf4c353b1642cd8264695cb81db82c
Autor:
Chigang Xing, Fangmin Li
Publikováno v:
Tehnički Vjesnik, Vol 27, Iss 6, Pp 1733-1740 (2020)
To avoid spectrum crunch and improve spectrum efficiency, the use of unlicensed spectra and the introduction of D2D communication will be areas of focus in communication development. However, in the existing unlicensed spectrum coexistence mechanism,
Externí odkaz:
https://doaj.org/article/3990e2d491aa41d4aef6cb6c7dee3328
Publikováno v:
IEEE Access, Vol 8, Pp 15923-15930 (2020)
With the rapid development of wireless communications technology, long term evolution (LTE) technology in unlicensed bands (LTE-U) can effectively solve the lack of spectrum resources. However, the competition in LTE-U and wireless fidelity (WiFi) wi
Externí odkaz:
https://doaj.org/article/6f83590cc9ab45009ea1057eab290e53
Autor:
Chigang Xing, Fangmin Li
Publikováno v:
IEEE Access, Vol 8, Pp 135025-135036 (2020)
Rational use of unlicensed spectrum resources and the use of device-to-device (D2D) communication technologies are two essential technologies for improving the user experience and spectrum efficiency of future communication systems. In this paper, we
Externí odkaz:
https://doaj.org/article/4e02dca72c074a1fa5753fa83e9517dd
Akademický článek
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Publikováno v:
ETRI Journal, Vol 44, Iss 4, Pp 643-559 (2022)
To determine a suitable waveform for Internet of Things (IoT) transmission over low-Earth orbit (LEO) satellites, this paper reports the results of a performance comparison between chirp spread spectrum (CSS)-based LoRa and direct sequence spread spe
Externí odkaz:
https://doaj.org/article/b8c5588be8d347b68f5fae1b37de16a1
Akademický článek
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