Results 11 to 20 of about 7,762 (242)

Graph theoretic methods for radio equipment selection [PDF]

open access: yes
In the 1970s and 1980s, a small group of American engineers recognised the importance of the graph-colouring ideas studied by mathematicians and the potential for these ideas to be used in practical radio frequency assignment procedures.
Flood, Ian
core   +5 more sources

Modified QUIC protocol with congestion control for improved network performance

open access: yesIET Communications, 2021
In the networks, a transport layer is responsible for reliable data with guaranteed Quality of Service. A Modified‐QUIC protocol provides improved throughput and reduced latency of the network.
Prashant Kharat, Muralidhar Kulkarni
doaj   +1 more source

mm‐Wave micro‐wave integrated Sub‐RAN for CRAN performance enhancement

open access: yesIET Communications, 2021
Coordinated Multi‐Point (CoMP) transmission in Cloud Radio Access Network (CRAN) requires a large amount of data transmission and processing within a coherence time window.
Sameer Kumar Singh   +2 more
doaj   +1 more source

Techniques of estimation for HF radio links

open access: yes, 1984
The thesis is concerned with the estimation of the sampled impulse-response of time-varying voiceband channels, and in particular with the proposed synchronous serial transmission of 16-level quadrature amplitude modulated digital data signals at 9600 ...
R. Harun (7201331)
core   +6 more sources

Achievable secrecy rate analysis in mmWave ad hoc networks with multi‐array antenna transmission and artificial noise

open access: yesIET Communications, 2021
This paper analyzes the achievable secrecy rate in a millimeter wave (mmWave) ad hoc network with multi‐array antenna transmission in the presence of non‐colluding and colluding eavesdroppers.
Ahmed Fathy Darwesh, Abraham O. Fapojuwo
doaj   +1 more source

Low‐complexity joint active and passive beamforming for RIS‐aided MIMO systems

open access: yesElectronics Letters, 2021
In this paper, we consider the reconfigurable intelligent surface (RIS)‐aided MIMO systems to realize a high quality link between the base station (BS) and the users via a RIS.
Muhammad Zain Siddiqi   +3 more
doaj   +1 more source

Miniaturized inverted ultra‐wideband multiple‐input multiple‐output antenna with high isolation

open access: yesElectronics Letters, 2021
For the ultra‐wideband (UWB) transmission requirements in wireless communication systems and better miniaturization of mobile terminal antennas, a compact UWB multiple‐input multiple‐output (MIMO) antenna with higher isolation between units is proposed ...
Jing‐Chang Nan   +3 more
doaj   +1 more source

An efficient MAC protocol design for adaptive compressed sensing based underwater WSNs

open access: yesIET Communications, 2022
Underwater wireless sensor networks (UWSNs) has become one of the most effective way for underwater exploitation and realtime sensing. Unfortunately, there are many challenges for the UWSNs to cope with, the energy limitation for the sensor nodes, the ...
Nuonuo Shang, Lei Song
doaj   +1 more source

Dynamic optimized cooperation in multi‐source multi‐relay wireless networks with random linear network coding

open access: yesElectronics Letters, 2021
The authors present a strategy that improves the reliability of data transmission from multiple sources towards a destination D via multiple relays over wireless channels.
E. Benamira, F. Merazka, G. K. Kurt
doaj   +1 more source

Wearable Metasurface Antenna based on Electrically‐small Ring Resonators for WBAN Applications

open access: yesElectronics Letters, 2022
This letter proposes a novel wearable metasurface antenna (MSA) based on electric ring resonators (ERR) for 5.8 GHz wireless body area network (WBAN) applications.
Youcef Braham Chaouche   +4 more
doaj   +1 more source

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