Zobrazeno 1 - 10
of 215
pro vyhledávání: '"Communication switching"'
Publikováno v:
Zhejiang dianli, Vol 41, Iss 2, Pp 1-6 (2022)
The power terminals in the smart parks have different communication requirements under different operating conditions. The traditional one-to-one correspondence communication method can no longer meet the dynamic changes of terminal communication req
Externí odkaz:
https://doaj.org/article/6592bf81eb1c45888060e2ccedb0ddd7
Publikováno v:
IET Communications, Vol 15, Iss 20, Pp 2586-2596 (2021)
Abstract With the intensive deployment of mobile networks and the vigorous development of new multimedia services, video has gradually become the mainstream of cultural consumption. The contradiction between the proliferation of video data services a
Externí odkaz:
https://doaj.org/article/c5880840a69d4f4e9f37fcd0a710557e
Publikováno v:
IET Communications, Vol 15, Iss 16, Pp 2036-2045 (2021)
Abstract Generally, in order to guarantee a good throughput and decrease the complexity of reassembling, the majority of current commodity routers take elaborate closed‐loop flow control schemes such as back pressure to prevent cell loss in the swi
Externí odkaz:
https://doaj.org/article/3ec8ee9a7d6849e39f0d4683a852e54d
Autor:
DAI Wanbo1,2
Publikováno v:
Gong-kuang zidonghua, Vol 47, Iss 8, Pp 121-127 (2021)
Coal mine safety monitoring systems mostly use CAN bus-based multi-master communication mechanism or RS485 bus-based master-slave communication mechanism, which calculates the power-off time by intercepting the time of methane overrun messages and th
Externí odkaz:
https://doaj.org/article/1a377034c0794f7a9951c8d1a86f7463
Publikováno v:
IET Communications, Vol 15, Iss 14, Pp 1831-1848 (2021)
Abstract With the development of global navigation satellite systems, the modernization of global navigation satellite systems has arrived, which takes the binary offset carrier modulation and related evolution as the typical feature. Moreover, the p
Externí odkaz:
https://doaj.org/article/adc46b2ff9ef4910907c4dd9cb69ea5a
Publikováno v:
IET Communications, Vol 15, Iss 8, Pp 1076-1084 (2021)
Abstract A full‐duplex (FD) multiuser multiple‐input multiple‐output (MU‐MIMO) system, where a FD base station (BS) with multiple antennas serves multiple half‐duplex (HD) user equipments (UEs) in both uplink (UL) and downlink (DL) via the
Externí odkaz:
https://doaj.org/article/767a7688e8274794854544b6b4218c67
Relay selection for spatially random full‐duplex cooperative non‐orthogonal multiple access networks
Publikováno v:
IET Communications, Vol 15, Iss 8, Pp 1060-1075 (2021)
Abstract This paper investigates the relay selection problem and proposes a three‐stage relay selection strategy with power allocation (TRSPA) for a spectrum‐sensing‐based full‐duplex (FD) user relaying cooperative non‐orthogonal multiple a
Externí odkaz:
https://doaj.org/article/ea263d17993749308ee0d3db2782d0b4
Publikováno v:
Electronics Letters, Vol 57, Iss 8, Pp 324-327 (2021)
Abstract The existing secret key generation (SKG) techniques are not applicable for frequency division duplex (FDD) Internet of Things networks due to the low power constraints and limited computing resources. This letter proposes a SKG scheme based
Externí odkaz:
https://doaj.org/article/473e4b40f255461fa73327f700ab7de5
Publikováno v:
IET Communications, Vol 15, Iss 7, Pp 973-979 (2021)
Abstract The combination of orbital angular momentum (OAM) and massive multiple‐input multiple‐output (MIMO) brings the possibility of almost infinite transmission capability, which may be applied in the coming 5th generation networks and beyond.
Externí odkaz:
https://doaj.org/article/d126bc10b65b482ca523ba53c03c0c12
Autor:
Araz Sabir Ameen
Publikováno v:
IET Communications, Vol 15, Iss 6, Pp 840-849 (2021)
Abstract LTE‐Advanced uses Carrier Aggregation (CA) and Spatial Multiplexing (SM) Multiple Input Multiple Output (MIMO) antenna system to achieve the target data rates of the 4G and 5G cellular system. Therefore, this paper studies the performance
Externí odkaz:
https://doaj.org/article/4f3fc50809a74732ab4f830b99764416