Results 11 to 20 of about 19,525 (187)

Implementation of Multiple Access Techniques Applicable for Maritime Satellite Communications [PDF]

open access: yesTransNav, 2013
In this paper are introduced fundamentals, characteristics, advantages and disadvantages of Multiple Access (MA) employed as transmission techniques in the Maritime Mobile Satellite Communications (MMSC) between ships and Coast Earth Station (CES) via ...
Stojce Dimov Ilcev
doaj   +1 more source

Time Division Multiple Access for Remote Lab (TDMA-RL)

open access: yesInternational Journal of Online and Biomedical Engineering (iJOE), 2022
The new technologies development has enabled us to build a remote lab system for multiple disciplines. The remote lab system becomes an essential for eLearning system. Multiple solution has been provided in the literature for building remote laboratory. All existing and commercialized system do not provide the multiusers process at the same time.
openaire   +1 more source

General Signal Model for Multiple-Input Multiple-Output GMTI Radar

open access: yesSensors, 2018
Multiple-input multiple-output (MIMO) ground moving target indication (GMTI) radar has been studied recently because of its excellent performance. In this paper, a general signal model is established for the MIMO GMTI radar with both fast-time and slow ...
Fuyou Li   +4 more
doaj   +1 more source

TDMA scheduling schemes targeting high channel utilization for energy‐harvesting wireless sensor networks

open access: yesIET Communications, 2021
As a contention‐free channel access protocol, Time Division Multiple Access (TDMA) is widely applied in Energy Harvesting Wireless Sensor Networks (EH‐WSNs) due to ease of implementation.
Siliang Gong   +4 more
doaj   +1 more source

Time Slot Utilization for Efficient Multi-Channel MAC Protocol in VANETs

open access: yesSensors, 2018
In vehicular ad hoc networks (VANETs), many schemes for a multi-channel media access control (MAC) protocol have been proposed to adapt to dynamically changing vehicle traffic conditions and deliver both safety and non-safety packets.
VanDung Nguyen   +5 more
doaj   +1 more source

Pretplatnički radiosustavi TDMA u ruralnoj telekomunikacijskoj mreži

open access: yesPromet (Zagreb), 2012
The paper deals with an effective and economic method of telecommunications network introduction in rural areas, by provision of digital subscriber radio-systems with multiple access (TDMA - Time Division Multiple Access).
Miroslav Bjele
doaj   +1 more source

Distributed Time-Frequency Division Multiple Access Protocol For Wireless Sensor Networks [PDF]

open access: yes, 2012
It is well known that biology-inspired self-maintaining algorithms in wireless sensor nodes achieve near optimum time division multiple access (TDMA) characteristics in a decentralized manner and with very low complexity.
Andreopoulos, Yiannis   +1 more
core   +3 more sources

Analysis of 5G New Radio Uplink Signals on an Analogue-RoF System Based on DSP-Assisted Channel Aggregation

open access: yesApplied Sciences, 2018
The 3rd Generation Partnership Project (3GPP) is in the process of developing 5th generation (5G) radio access technology, the so-called new radio (NR). The aim is to achieve the performance requirements forIMT-2020 radio interface technology.
Befekadu D. Mengesha   +2 more
doaj   +1 more source

Physical Channel Access (PCA): Time and Frequency Access Methods Simulation in NS-2 [PDF]

open access: yes, 2013
We present an NS-2 module, Physical Channel Access (PCA), to simulate different access methods on a link shared with Multi-Frequency Time Division Multiple Access (MF-TDMA). This technique is widely used in various network technologies, such as satellite
Bui, Huyen Chi   +5 more
core   +2 more sources

Self-Organizing TDMA: A Distributed Contention-Resolution MAC Protocol

open access: yesIEEE Access, 2019
This paper presents a self-organizing time division multiple access (SO-TDMA) protocol for contention resolution aiming to support delay-sensitive applications.
Mahsa Derakhshani   +5 more
doaj   +1 more source

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