WSEAS TRANSACTIONS ON COMMUNICATIONS最新文献

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Microstrip GPS Circular Antenna for Terrestrial Transportation Systems 用于地面运输系统的微带 GPS 圆形天线
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2024-07-01 DOI: 10.37394/23204.2024.23.2
Ignacio Antonio Hidalgo-Garcia, M. Reyes-Ayala, E. A. Andrade-Gonzalez, Sandra Chavez-Sanchez, Hilario Terres-Peña, José Ignacio Vega-Luna, René Rodríguez-Rivera
{"title":"Microstrip GPS Circular Antenna for Terrestrial Transportation Systems","authors":"Ignacio Antonio Hidalgo-Garcia, M. Reyes-Ayala, E. A. Andrade-Gonzalez, Sandra Chavez-Sanchez, Hilario Terres-Peña, José Ignacio Vega-Luna, René Rodríguez-Rivera","doi":"10.37394/23204.2024.23.2","DOIUrl":"https://doi.org/10.37394/23204.2024.23.2","url":null,"abstract":"In this paper, the design, implementation, and evaluation of a microstrip circular antenna is presented and analyzed. This antenna has two resonant frequencies, which are used in the Global Positioning System (GPS). The antenna was built in a low-cost Printed Circuit Board (PCB) with a FR-4 substrate. The top layer of the PCB includes two slots in the main circular patch, which normally is used in a single carrier reception. The radiation pattern of the antenna shows a wide main lobe in the vertical axis, intending to obtain line-of-sight communication links with five or more GPS satellites.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"6 4","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141700369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Performance Analysis of Grid Configuration Wireless Sensor Network using Different Packet Frequency for Oil and Gas Downstream Pipeline 使用不同数据包频率的网格配置无线传感器网络在油气下游管道中的性能分析
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2024-04-04 DOI: 10.37394/23204.2024.23.1
Thinesh Vijayakumaran, Sivakumar Subramaniam, Farah Shahnaz Feroz, R. Sujatha
{"title":"Performance Analysis of Grid Configuration Wireless Sensor Network using Different Packet Frequency for Oil and Gas Downstream Pipeline","authors":"Thinesh Vijayakumaran, Sivakumar Subramaniam, Farah Shahnaz Feroz, R. Sujatha","doi":"10.37394/23204.2024.23.1","DOIUrl":"https://doi.org/10.37394/23204.2024.23.1","url":null,"abstract":"Over the most recent few years, there has been a shift away from utilizing costly links to communicate information from different sensors, including those estimating wind, vibration, temperature, and stickiness, to observing locales. This progress has been worked with by the reception of Wireless sensor networks (WSNs), which proposition expanded adaptability and more extensive inclusion capacities. In different businesses, these organizations have acquired ubiquity because of their flexibility. In particular, with regards to observing oil and gas offices, framework-based WSNs demonstrate profoundly appropriate for covering broad regions, especially inside the downstream period of the oil and gas handling chain. The essential point of this examination is to research how different bundle frequencies, the quantity of nodes, and directing conventions influence a lattice-based WSN. The review presents two sorts of steering conventions: responsive (AODV) and proactive (OLSR), utilizing a lattice hub plan and trying different things with different bundle frequencies. The reenactment results uncover that as the bundle recurrence builds, there is a perceptible decrease in execution, no matter what the organization's size. This presentation decline is clear in measurements like the conveyance proportion, network reasonableness, and the presence of aloof nodes inside the organization, particularly while sending 80 nodes or more. Moreover, it's significant that the AODV steering convention outflanks the OLSR partner concerning throughput, conveyance proportion, and the presence of passive nodes.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"13 11","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140744861","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Base Station Switching and Resource Allocation for 5G Heterogenous Networks 5G 异构网络的基站切换和资源分配
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-11-28 DOI: 10.37394/23204.2023.22.15
K. Thamizhmaran
{"title":"Base Station Switching and Resource Allocation for 5G Heterogenous Networks","authors":"K. Thamizhmaran","doi":"10.37394/23204.2023.22.15","DOIUrl":"https://doi.org/10.37394/23204.2023.22.15","url":null,"abstract":"Enhanced 4th Generation Wireless Network (4G) is called 5th Generation Wireless Network (5G) as it helps in increasing the data rate, capacity and therefore energy efficiency and spectral efficiency of 5G network, in 5G massive MIMO, multiple numbers of antennas are used to transmit the signal with same timefrequency to maximise the number of users, who can communicate with less number of channels. Energy conception is the most dangerous issue in all the generations of wireless networks such as traditional firstgeneration to fifth-generation because of interference, eco signals, fading, packet loss, wastage of bandwidth, remaining energy and security like malicious attacks, blocking whole attacks and wormhole attacks. This efficient research work focused energy-efficient resource allocation scheme based on the shortest job first scheduling algorithm in wireless network (SJF) for the downlink orthogonal frequency division multiple accesses (OFDMA) heterogeneous networks (HetNets) developed. To maximize the spectrum allocation efficiency for the fifth generation (5G) mobile networks, frequency reuse-1 is employed. Thus, advanced inter-cell interference coordination techniques are required to mitigate the inter-cell interference for 5G HetNets. In this paper, the energy-efficient optimization problem based on coordinated scheduling is formulated, which is a shortest path problem and link breakage is intractable to solve directly. The above proposed model was analysed using different parameters energy, bandwidth, Quality of Service (QoS) and interference.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"28 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139225481","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of Energy-Efficient Routing for Packet Splitting using Chinese Remainder Theorem (CRT) for Wireless Sensor Networks (WSNS) 使用中文余数定理(CRT)对无线传感器网络(WSNS)进行数据包分割的高能效路由的影响
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-11-28 DOI: 10.37394/23204.2023.22.14
Adeniji Oluwashola David, Azeez Bukola Akeem, Samuel Oladele Adeyemi
{"title":"Effect of Energy-Efficient Routing for Packet Splitting using Chinese Remainder Theorem (CRT) for Wireless Sensor Networks (WSNS)","authors":"Adeniji Oluwashola David, Azeez Bukola Akeem, Samuel Oladele Adeyemi","doi":"10.37394/23204.2023.22.14","DOIUrl":"https://doi.org/10.37394/23204.2023.22.14","url":null,"abstract":"The most popular Wireless Sensor Network (WSN) protocol utilized for energy optimization of WSN nodes is the Low Energy Adaptive Clustering Hierarchy (LEACH) protocol, which is a basic energy-efficient routing protocol of hierarchical routing protocol’s family, where the sensor nodes remain static. There is a need to extend the lifetime with respect to reducing the energy consumption of nodes, and this was accomplished using the Chinese Remainder Theorem (CRT. In this research large data packets are broken into smaller packets. The focus of the study is to develop an energy routing for splitting packets in Wireless Sensor Networks (WSNs) using Chinese Remainder Theorem (CRT) techniques. A further improvement in WSN lifetime is by utilizing fuzzy logic. Factoring node parameters such as residual energy of nodes, their centrality within clusters, and their distance to the base station and improving upon the selection of nodes as cluster heads are required. The developed application can be used to reduce the communication cost of Energy efficiency of WSN. The forwarding technique for this research is to split the packet sent by the source node of a WSN so that the maximum number of bits per packet that a node has to transmit is significantly minimized.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"15 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139220175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Wideband Chebyshev Impedance Transformer Set with Very Low Reflection Coefficient 极低反射系数的宽带切比雪夫阻抗变压器
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-11-07 DOI: 10.37394/23204.2023.22.13
Karol Yamel Bautista Ramírez, Edgar Alejandro Andrade-Gonzalez, Mario Reyes-Ayala, Hector Bolivar Olmos Ramírez, Gerardo Salgado Guzmán, José Ignacio Vega Luna, Sandra Chávez Sánchez, Hilario Terres-Peña
{"title":"Wideband Chebyshev Impedance Transformer Set with Very Low Reflection Coefficient","authors":"Karol Yamel Bautista Ramírez, Edgar Alejandro Andrade-Gonzalez, Mario Reyes-Ayala, Hector Bolivar Olmos Ramírez, Gerardo Salgado Guzmán, José Ignacio Vega Luna, Sandra Chávez Sánchez, Hilario Terres-Peña","doi":"10.37394/23204.2023.22.13","DOIUrl":"https://doi.org/10.37394/23204.2023.22.13","url":null,"abstract":"In various electronic and electrical devices for communication systems, impedance transformers with wide bandwidths are important. In this article, Chebyshev impedance transformers for ohmic loads with order 3 are presented at different frequencies and load impedance values using Duroid and FR4 substrates (εr = 2.2 and εr = 4.4 respectively). Simulated results are shown using the software Advanced Design System (ADS). The thickness of the substrate for FR4 dielectric material is 1.544 mm and for Duroid material is 1.27mm. The matching transformers were performed at 1 GHz, 1.5 GHz, 2 GHz, and 1.5 GHz for two load impedance 100 Ohms and 75 Ohms from 50 Ohms showing a reflection coefficient Γm = 0.05. The S11 scattering parameter was obtained.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-11-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135480171","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhancing Bit Rate using Hybrid Access Method based on NOMA and CDMA for 5G Networks 5G网络中基于NOMA和CDMA的混合接入方法提高比特率
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-10-23 DOI: 10.37394/23204.2023.22.12
Yahia Hasan Jazyah
{"title":"Enhancing Bit Rate using Hybrid Access Method based on NOMA and CDMA for 5G Networks","authors":"Yahia Hasan Jazyah","doi":"10.37394/23204.2023.22.12","DOIUrl":"https://doi.org/10.37394/23204.2023.22.12","url":null,"abstract":"Non-orthogonal multiple Access (NOMA) is a transformative wireless communication technique that has gained significant attention for its ability to enhance spectral efficiency and capacity in modern communication systems. Unlike traditional orthogonal multiple access methods, which allocate separate frequency, time, or code resources to users, NOMA controls power domain multiplexing to enable multiple users to share the same time and frequency resources simultaneously. This work provides comprehensive details about NOMA and proposes a hybrid access method that benefits from NOMA and the Code Division Multiple Access (CDMA) to enhance the bit rate in the downlink from Base Station to mobile nodes. Simulation results prove that the proposed technique enhances the bit rate for users even the far ones from the base station.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"8 2","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135368657","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Geographic Routing Protocol Using Vanet Routing 使用Vanet路由的地理路由协议
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-10-05 DOI: 10.37394/23204.2023.22.11
B N Mohan Kumar
{"title":"Geographic Routing Protocol Using Vanet Routing","authors":"B N Mohan Kumar","doi":"10.37394/23204.2023.22.11","DOIUrl":"https://doi.org/10.37394/23204.2023.22.11","url":null,"abstract":"Previously, vehicular ad hoc networks (VANETs) were designed by using several geographic routing schemes. That doesn’t sustaining any routing configurations in the existing geographic routing methods. Vehicular Ad hoc Network is networks which consist of mobile nodes, consequently it is very harsh to make and remain up end-to-end links. The main aim of this research work is widespread inter vehicle distance, high speed of vehicles also support the density of vehicle is altered. The exact real time location information of vehicles is accessed with high reliability via vehicle to vehicle inter connection. Due to frequent link entrapped and rapid topology changes it is not easy to augment well-organized routing etiquettes for VANETs. To find the exact location of stirring vehicles is very difficult and may incur in the existing routing networks. Additionally the position information about stirring vehicle accessible to other vehicles is usually time-lagged as it is always stirring over time. Luckily, we scrutinize that the interim upcoming locations of vehicles can be forecast. Anchored in the significant surveillance, we propose a novel approach for geographic routing. It uses the extrapolative locations of automobiles. The etiquettes anchored in the vehicles' positions also called as geographic routing protocols (GR) were uncovered to be the most adequate to the VANETs because of their sturdiness in making with the dynamic environment changes and the high-ceilinged mobility of the automobiles. The etiquette is incorporated with a multi-hop information delivery virtualization deal that works on the crest of the transportation stratum and gives soaring speed for multi-hop one after the other information broadcasts. We demeanor practical computer imitations to display the recital advantage of the etiquette over additional approaches at the indistinguishable time vigor efficiency will be enhanced.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134974915","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Study of Sierpinski Fractal Antennas for Detecting Various Object Forms Sierpinski分形天线用于多种物体形态检测的研究
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-10-02 DOI: 10.37394/23204.2023.22.10
Ourahmoun Abbes
{"title":"The Study of Sierpinski Fractal Antennas for Detecting Various Object Forms","authors":"Ourahmoun Abbes","doi":"10.37394/23204.2023.22.10","DOIUrl":"https://doi.org/10.37394/23204.2023.22.10","url":null,"abstract":"In this work leverages fractal patch antenna benefits to create a sensor detecting object variations (cube, cylinder, and sphere). CST software empowers precise complex system simulations. The antenna effectively controls and detects changes in these objects. Resonance frequency proves highly sensitive to their variation, yielding impressive performance. A significant contribution to artificial intelligence.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135833813","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Delay of Reliable Multicast Protocols in Wireless Networks 无线网络中可靠组播协议的时延
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-09-18 DOI: 10.37394/23204.2023.22.9
Asma Benmohammed, Merniz Salah
{"title":"Delay of Reliable Multicast Protocols in Wireless Networks","authors":"Asma Benmohammed, Merniz Salah","doi":"10.37394/23204.2023.22.9","DOIUrl":"https://doi.org/10.37394/23204.2023.22.9","url":null,"abstract":"Wireless Mesh Network (WMN) plays important roles towards the next generation wireless networking. It is a key technology to support wireless multi-hop networks. Due to dynamic routing nature of WMNs, the optimization of routing protocol is most critical task. Our work consists on the study and the analysis of the performances of two reliable multicast protocols based on active networks: AMRHy(Active Dynamic Replier Reliable Multicast) and DyRAM(Active Multicast Reliable Hybrid). This analysis will allow us to show the contribution of the combination of the class receiver-initiated and sender- initiated in solving the reliability problem involving the active routers.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135154002","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Gradual Route Modification in Mobile Wireless Multihop Network with Combination of Carrying and Forwarding 移动无线多跳网络中承载与转发相结合的渐进路由修改
WSEAS TRANSACTIONS ON COMMUNICATIONS Pub Date : 2023-08-02 DOI: 10.37394/23204.2023.22.8
Ryota Kurabayashi, H. Higaki
{"title":"Gradual Route Modification in Mobile Wireless Multihop Network with Combination of Carrying and Forwarding","authors":"Ryota Kurabayashi, H. Higaki","doi":"10.37394/23204.2023.22.8","DOIUrl":"https://doi.org/10.37394/23204.2023.22.8","url":null,"abstract":"In a wireless multihop network, data messages are transmitted along a wireless multihop transmission route composed of a sequence of intermediate wireless nodes forwarding the data messages. However, it is difficult to detect a wireless multihop transmission route from a source wireless node to a destination one if a wireless nodes are not evenly distributed and there are some areas in which wireless nodes are sparsely distributed. Some methods have been proposed to solve this problem by combination of forwarding data messages between neighbor intermediate wireless nodes as in a usual wireless multihop network and carrying data messages to pass through such areas. In the conventional methods with the combination of forwarding and carrying data messages, some dedicated intermediate mobile wireless nodes serve the role of carrying. Hence, such nodes are required to consume more battery power which results in lower connectivity of the network. In addition, transmissions of data messages might be suspended for waiting the carrying intermediate wireless nodes which results in longer end-to-end transmission delay. In order to solve the problems, this paper proposes a novel carrying and forwarding method which gradually modifies a wireless multihop transmission route to evenly share the required mobility overhead among all the intermediate mobile wireless nodes and to reduce end-to-end transmission delay of data messages by making the route shorter. The proposed method ensures that no successive intermediate wireless nodes pass each other without neighboring.","PeriodicalId":330638,"journal":{"name":"WSEAS TRANSACTIONS ON COMMUNICATIONS","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-08-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121855965","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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