Software-Defined Networking (SDN) is a new type of technology that embraces high flexibility and adaptability. The applications in SDN have the ability to manage control networks while ensuring load balancing, access control, routing. These are considered most significant benefits SDN. However, can be influenced by several types conflicting flows which may lead deterioration network performance terms efficiency optimisation. Besides, conflicts occur due impact adjustment certain features...

Institute of Electrical and Electronics Engineers (IEEE) series standards for Wireless Access in Vehicular Environment (WAVE) is currently considered as the most promising technology vehicular networks. It aims to support interoperability robust safety communications a environment. The first trial version WAVE standard was released 2006, Most published review studies were done on old trail versions. This study reviews latest IEEE standard, reflects state art technology, presents status each...

Underwater acoustic wireless sensor networks (UAWSN) consist of a variable number sensors that communicated with each other using signal and the are deployed to perform collaborative monitoring tasks over given area in underwater environment. The exploration environment will become crucial task future especially oil/gas exploration. Designing channel modeling for this type network is essential turns out be great challenged because constrain limitation unique characteristic large propagation...

The statistic of student enrollment in the field Science, Technology, Engineering and Mathematics (STEM) Malaysia is declining every year. This scenario quite worrisome by many stakeholders. One initiatives taken to increase students’ interests STEM using microcontroller school curriculum. However, schools rural area might not have appropriate kit for purpose. Thus, aim this study investigate relationship attitude perception students areas towards education. 200 from 16 secondary located...

Underwater wireless sensor networks (UWSN) consist of a certain number sensors that interact to send the sensed data sink node and perform collaborative task. Most UWSN choose acoustic as communication medium for transmission. However, electromagnetic waves are also offer great merit in special underwater environment such shallow water. is significantly different from terrestrial many aspects mobility nodes due water current, propagation delay loss. These distinctions feature network pose...

Seamless and fast handover is one of main goals in Long Term Evolution (LTE) supporting mobility maintaining user's quality services. Mobility prediction a technique to identify future targeted base station advance, reduce latency, finally enhance performance wireless networks. In this paper, via Markov Chains with an input history proposed as predict the movement femtocells deployment. The results show that our method predicts better when random data 50% above compared existing method. We...

Over the past years, carbon-based materials and especially graphene, have always been known as one of most famous popular for sensing applications. Graphene poses outstanding electrical physical properties that make it favorable to be used a transducer in gas sensors structure. experiences remarkable changes its when exposed various molecules. Therefore, this study, set new analytical models are developed investigate energy band structure, density states (DOS), velocity charged carriers I-V...

The advanced developments in sensors and wireless communications devices have enabled the design of miniature, cost-effective, smart physiological sensor nodes. One approaches developing wearable health monitoring systems is emerging body area network (WBAN). IEEE 802.15.4 provides low power, data rate standard relation to medical networks. In current study, star topology at 2.4 GHz had been considered for (BAN) configured beacon mode. main consideration total bits received by all nodes...

Reliable data transport is one of the most important requirements in wireless sensor network where different applications have reliability requirements. Additionally, characteristic network, especially dense deployment, limited processing ability, memory and power supply, provide unique design challenges at protocol. Therefore, assuring reliable delivery between nodes sink Wireless Sensor Networks (WSN) a challenging task. A protocol that allows transfer reliably from source to destination...

Because of its extraordinary characteristics, this material has attracted researchers in various arenas. Among the numerous fields where can be applied is gas sensor technology. The graphene experiences remarkable changes electrical and physical characteristics when exposed to different gases; they are, therefore, ideal candidates for sensing application. However, a deep understanding effects molecules on energy band structure electronic properties, need further studied. In paper, new...

This study aims to evaluate, categorize and compare the Vehicular Ad-hoc Network (VANET) broadcasting protocols. Massive amount of VANET protocols have been proposed in literature. Aiming efficiency, reliability, scalability reach-ability each them adopts certain techniques provide a level functionality. distinguishes routing several categorizes according applications it may serve. By focusing into protocols, further divides reviewed algorithms they used initiate communication, which would...

Software Defined Network (SDN) is one of the modern networking technologies that provide network flexibility and simplifies management. Virtual SDN (vSDN) enhances sharing physical resources by multiple slices representing tenants or services where each tenant has control over their applications (VN). virtualization gives service providers more to offer new innovative with extra efficiency reliability. Running virtual networks a given infrastructure creates challenges for efficient resource...

Software Defined Networking (SDN) is an emerging networking paradigm that provides more flexibility and adaptability in terms of network definition control. However, SDN a logically centralized technology. Therefor the control plane (i.e. controller) scalability particular, also one problems needs further focus. OpenFlow protocol standards SDN, which allow separation controller from forwarding plane. The has embedded firewall able to enforce monitor activity. This can be used throughput. it...

The unpredictable nature of the wireless network and exponential growth in traffics with different quality service requirements has led hardware complexity to escalate. In order effectively control manage traffics, there is a need for intelligent call admission (CAC) admitting into that provides necessary service. this paper, we propose fuzzy logic partition-based (FZ CAC). scheme primarily partitions total link bandwidth three which corresponds constant bit rate (CBR), variable (VBR)...

There are several researches have been conducted and different methods applied to extend the features of indoor location tracking using wireless devices. Fingerprint algorithm is one popular that used track mobile nodes in structure. This paper focuses on enrichment positioning accuracy algorithm. RSSI mechanism has Algorithm encompass better performance for accurate positioning. The proposed two types their variants circumstances environment. Database mapping divided according data...

Recently, there has been an increasing need for new applications and services such as big data, blockchains, vehicle-to-everything (V2X), the Internet of things, 5G, beyond. Therefore, to maintain quality service (QoS), accurate network resource planning forecasting are essential steps allocation. This study proposes a reliable hybrid dynamic bandwidth slice framework that combines long short-term memory (LSTM) neural local smoothing methods improve model. Moreover, proposed can dynamically...