Results 11 to 20 of about 3,362 (145)

Enhancing short-packet communications: BLER performance in RIS-assisted ambient backscatter NOMA systems. [PDF]

open access: yesPLoS ONE
Short-packet communication (SPC) is a key enabler for ultra-reliable low-latency communication (URLLC) in next-generation wireless networks. In this paper, we investigate the block error rate (BLER) performance of a reconfigurable intelligent surface ...
Le Si Phu   +4 more
doaj   +2 more sources

Optimal Representation of Anuran Call Spectrum in Environmental Monitoring Systems Using Wireless Sensor Networks [PDF]

open access: yesSensors (Basel), 2018
The analysis and classification of the sounds produced by certain animal species, notably anurans, have revealed these amphibians to be a potentially strong indicator of temperature fluctuations and therefore of the existence of climate change ...
Aguayo-González, Francisco (Coordinador)   +5 more
core   +2 more sources

Improving classification algorithms by considering score series in wireless acoustic sensor networks [PDF]

open access: yesSensors (Basel), 2018
The reduction in size, power consumption and price of many sensor devices has enabled the deployment of many sensor networks that can be used to monitor and control several aspects of various habitats.
Barbancho Concejero, Julio   +3 more
core   +2 more sources

Accuracy and applicability of periodontitis risk assessment tools: A critical appraisal

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Currently, periodontal risk assessment finds application at first visit (to identify individuals at high risk of either disease incidence, if still healthy, or disease progression, if already diseased) as well as at patient monitoring after active treatment and enrolment in a supportive periodontal care program.
Roberto Farina   +3 more
wiley   +1 more source

Short-Packet URLLCs for MIMO Underlay Cognitive Multihop Relaying With Imperfect CSI

open access: yesIEEE Access, 2023
In this work, we investigate short-packet communications for multiple-input multiple-output underlay cognitive multihop relay networks with multiple primary users, where transceivers transmit and receive short packets to provide ultra-reliable and low ...
Ngo Hoang Tu   +2 more
doaj   +1 more source

Coded Slotted ALOHA: A Graph-Based Method for Uncoordinated Multiple Access [PDF]

open access: yes, 2015
In this paper, a random access scheme is introduced which relies on the combination of packet erasure correcting codes and successive interference cancellation (SIC). The scheme is named coded slotted ALOHA.
Chiani, Marco   +2 more
core   +1 more source

Enhanced Recursive Reed-Muller Erasure Decoding [PDF]

open access: yes, 2016
Recent work have shown that Reed-Muller (RM) codes achieve the erasure channel capacity. However, this performance is obtained with maximum-likelihood decoding which can be costly for practical applications. In this paper, we propose an encoding/decoding
Cunche, Mathieu   +4 more
core   +5 more sources

Scheduling Scheme of Age of Information Optimization for WPCN with Stochastic Arrivals Based on Short Packet Communication [PDF]

open access: yesJisuanji gongcheng
In the design of scheduling schemes for optimizing information freshness in time-sensitive Internet of Things (IoT) systems, existing studies often assume that the communication link between the sensor and the information receiving terminal is perfectly ...
MA Xiaoping, JIA Xiangdong, XUE Kailai, NIU Xiayang, ZHANG Liang
doaj   +1 more source

Design Solutions For Modular Satellite Architectures [PDF]

open access: yes, 2010
The cost-effective access to space envisaged by ESA would open a wide range of new opportunities and markets, but is still many years ahead. There is still a lack of devices, circuits, systems which make possible to develop satellites, ground stations ...
Borri, Marco   +6 more
core   +2 more sources

Outage analysis of superposition modulation aided network coded cooperation in the presence of network coding noise [PDF]

open access: yes, 2015
We consider a network, where multiple sourcedestination pairs communicate with the aid of a half-duplex relay node (RN), which adopts decode-forward (DF) relaying and superposition-modulation (SPM) for combining the signals transmitted by the source ...
El-Hajjar, Mohammed   +4 more
core   +1 more source

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