Zobrazeno 1 - 10
of 168
pro vyhledávání: '"Andrey Lyakhov"'
Publikováno v:
Sensors, Vol 23, Iss 22, p 9054 (2023)
NB-Fi (Narrow Band Fidelity) is a promising protocol for low-power wide-area networks. NB-Fi networks use license-exempt Industrial, Scientific, and Medical (ISM) bands and, thus, NB-Fi devices can work in two modes: with and without Listen Before Ta
Externí odkaz:
https://doaj.org/article/2a231c2fc397460193078509f6462ebe
Publikováno v:
IEEE Access, Vol 9, Pp 35287-35299 (2021)
Extended Reality (XR) — which includes Virtual Reality and Augmented Reality — promises to bring the virtual and telepresence experience to another level. Unfortunately, solutions leveraging these technologies require special high-performance com
Externí odkaz:
https://doaj.org/article/0039e8b1556f496099319298a67736c3
Publikováno v:
IEEE Access, Vol 9, Pp 146137-146152 (2021)
To improve the capacity of cellular systems without additional expenses on licensed frequency bands, the 3GPP consortium has designed cellular technologies that use the unlicensed spectrum. The important peculiarity of the usage models of these techn
Externí odkaz:
https://doaj.org/article/e6623abdb42e4e6f822145046a216b06
Publikováno v:
IEEE Access, Vol 8, Pp 55633-55653 (2020)
An important problem of modern Wi-Fis is the interferences caused by hidden stations active in the same area, or in multihop communications. All these issues significantly degrade the efficiency of the random channel access methods. Recent standardiz
Externí odkaz:
https://doaj.org/article/1393112e982042e790c8f53a2460ce99
Publikováno v:
IEEE Access, Vol 8, Pp 14302-14313 (2020)
Rapidly evolving, the Internet of Things imposes new challenges for the developers of wireless networks. Various critical infrastructure monitoring scenarios require fast and reliable alert delivery. In such systems, multiple sensors are entrusted to
Externí odkaz:
https://doaj.org/article/7854f737acc64db6869a72e1f677555c
Publikováno v:
IEEE Access, Vol 8, Pp 221061-221076 (2020)
Energy efficiency is a significant challenge for modern wireless networking devices. It is crucial for the Internet of Things devices, is required for battery-supplied user devices such as smartphones, and is advisable for high-performance devices su
Externí odkaz:
https://doaj.org/article/a2a4a781e2d84bcb8f4ce64e2d104e89
Publikováno v:
Sensors, Vol 22, Iss 24, p 9633 (2022)
LPWANs are a promising solution for wireless sensor networks. To compete with such widespread technologies as LoRaWAN and Sigfox, recently a new LPWAN technology called NB-Fi has been developed. In a short time, many NB-Fi networks have been deployed
Externí odkaz:
https://doaj.org/article/e321ddc08094453dba7d4f2571cabbd7
Publikováno v:
Future Internet, Vol 14, Iss 10, p 296 (2022)
Real-time applications (RTA) are an important use case for IEEE 802.11be, a new amendment to the Wi-Fi standard. This amendment introduces new complicated mechanisms to provide low delay and high reliability for RTA, but many of them are not supporte
Externí odkaz:
https://doaj.org/article/8b79344a8b604943b88d3f0d9ca5be0d
Autor:
Evgeny Khorov, Alexander Krotov, Andrey Lyakhov, Ruslan Yusupov, Massimo Condoluci, Mischa Dohler, Ian Akyildiz
Publikováno v:
IEEE Access, Vol 7, Pp 127402-127415 (2019)
IEEE 802.11ah, a new amendment to the Wi-Fi standard, adapts Wi-Fi networks to the emerging Internet of Things (IoT). A key component of .11ah is the Restricted Access Window (RAW), a new channel access mechanism, which reduces contention when even t
Externí odkaz:
https://doaj.org/article/3bdd299ddc454e7785f23750cb9d4a7d
Publikováno v:
International Journal of Distributed Sensor Networks, Vol 15 (2019)
Being of high importance, real-time applications, such as online gaming, real-time video streaming, virtual reality, and remote-control drone and robots, introduce many challenges to the developers of wireless networks. Such applications pose strict
Externí odkaz:
https://doaj.org/article/0d8b6071dd424d3eb3eab112eef663c6