Fog computing extends the facility of cloud from center to edge networks. Although fog has advantages location awareness and low latency, rising requirements ubiquitous connectivity ultra-low latency challenge real-time traffic management for smart cities. As an integration vehicular networks, (VFC) is promising achieve location-aware network responses. Since concept use case VFC are in initial phase, this article first constructs a three-layer model enable distributed order minimize...

Recently, Internet of Vehicles (IoV) has become one the most active research fields in both academic and industry, which exploits resources vehicles Road Side Units (RSUs) to execute various vehicular applications. Due increasing number asymmetrical distribution traffic flows, it is essential for network operator design intelligent offloading strategies improve performance provide high-quality services users. However, lack global information time-variety IoVs make challenging perform...

Although modern transportation systems facilitate the daily life of citizens, ever-increasing energy consumption and air pollution challenge establishment green cities. Current studies on IoV generally concentrate management either battery-enabled RSUs or electric vehicles. However, computing tasks load balancing among have not been fully investigated. In order to satisfy heterogeneous requirements communication, computation storage in IoVs, this article constructs an energy-efficient...

The Internet of Things (IoT) has been realized as one the most promising networking paradigms that bridge gap between cyber and physical world. Developing green deployment schemes for IoT is a challenging issue since achieves larger scale becomes more complex so current deploying wireless sensor networks (WSNs) cannot be transplanted directly in IoT. This paper addresses this by proposing scheme to achieve networked contributions made include: 1) hierarchical system framework general...

The rechargeable battery is the conventional power source for mobile devices. However, limited capacity and frequent recharging requires further research to find new ways deliver without hassle of connecting cables. Novel wireless supply methods, such as energy harvesting transfer, are currently receiving considerable attention. In this article, an overview recent advances in provided, several promising applications presented show future trends. addition, efficiently schedule harvested...

The emerging vehicular services call for updated communication and computing platforms. Fog computing, whose infrastructure is deployed in close proximity to terminals, extends the facilities of cloud computing. However, due limitation fog nodes, it challenging satisfy quality experiences users, calling intelligent networks with abilities. This paper constructs a three-layer offloading framework Internet Vehicles (IoV) minimize overall energy consumption while satisfying delay constraint...

The emerging 5G-enabled vehicular networks can satisfy various requirements of vehicles by traffic offloading. However, limited cellular spectrum and energy supplies restrict the development applications in networks. In this article, we construct an intelligent offloading framework for networks, jointly utilizing licensed unlicensed channels. A cost minimization problem is formulated considering latency constraint users further decomposed into two subproblems due to its complexity. For first...

One grand challenge in software defined networking is to select appropriate locations for controllers shorten the latency between and switches wide area networks. In literature, majority of approaches are focused on reduction packet propagation latency, but only one contributors overall their associated switches. this paper, we explore investigate more possible including end-to-end queuing controllers. order decrease concept network partition introduced a clustering-based algorithm (CNPA)...

Recently, a variety of solutions have been proposed to tackle the controller placement problem in SDN. The objectives include minimizing latency between controllers and their associated switches, enhancing reliability resilience network, deployment cost energy consumption. In this article, we first survey state-of-the-art draw taxonomy based on objectives, then propose new approach minimize packet propagation switches. order encourage future research, also identify ongoing research...

Software Defined Networking (SDN), the novel paradigm of decoupling control logic from packet forwarding devices, has been drawing considerable attention both academia and industry. As latency between a controller switches is significant factor for SDN, selecting appropriate locations controllers to shorten becomes one grand challenge. In this paper, we investigate multi-controller placement problem perspective minimization. Distinct previous works, network partition technique introduced...

Energy efficiency will play a crucial role in future communication systems and has become main design target for all 5G radio access networks. The high operational costs impossibility of replacing or recharging wireless device batteries multiple scenarios, such as medical sensors inside the human body, call new technology by which devices can harvest energy from environment via capturing ambient RF signals. SWIPT emerged powerful means to address this issue. In article, we survey current...

To meet the requirements of real-time and mission-critical applications in vehicular networks, mobile edge computing (MEC) has become an emerging ecosystem that extends centralized cloud capability to close terminal devices. Although MEC can bring various benefits, such as high-efficiency use backhaul coping with ever-increasing demands ubiquitous connectivity, energy-efficient computation, ultralow latency is still challenging. Nonorthogonal multiple access (NOMA) technology acknowledged a...

Fuel utilization efficiency and cost reduction are two major goals in designing in-vehicle networks. Aiming to address these issues, we investigate networking protocols from both wired wireless perspectives by first presenting representative solutions each area, then identifying the challenges current solutions, finally advocating use of automotive Ethernet. Also, propose a priority-based scheduler for Our preliminary experiments show that proposed is effective flexible, thus applicable...

The IoT is one of the most significant recent innovations in information technologies, which has attracted extensive attention from both industry and academia due to its potential impact on various networking-related fields. rapid development technologies resulted widespread application this emerging networking paradigm disciplines. On other hand, faces some challenges that must be fully dealt with, among scalability energy efficiency are two critical issues. Topology control offers a...

Resource allocation plays a critical role in mitigating interference for device-to-device (D2D) communications underlaying 5G networks. Although this issue has been explored by various game-theory-based approaches, most of the prior studies focus only on single-cell scenario, and few existing multicell studies, they implicitly assume that each player complete information transmission parameters other players. In paper, we investigate resource problem, where D2D links utilize common resources...

Machine-to-machine (M2M) communications and applications are expected to be a significant part of the Internet Things (IoT). However, conventional network gateways reported in literature unable provide sustainable solutions challenges posted by massive amounts M2M requests, especially context IoT for smart cities. In this paper, we present an admission control model communications. The differentiates all requests into delay-sensitive delay-tolerant first, then aggregates routing them one...

Mobility is the backbone of urban life and a vital economic factor in development world. Rapid urbanization growth mega-cities are bringing dramatic changes capabilities vehicles. Innovative solutions like autonomy, electrification, connectivity on horizon. How, then, we can provide ubiquitous to legacy autonomous vehicles? This article seeks answer this question by combining recent leaps innovation network virtualization with remarkable feats wireless communications. To do so, proposes...

Multicast routing that meets multiple quality of service constraints is important for supporting multimedia communications in the Internet Things (IoT). Existing multicast technologies IoT mainly focus on ad hoc sensor networking scenarios; thus, are not responsive and robust enough applications an environment. In order to tackle challenging problem IoT, this paper, we propose two algorithms establishing tree data transmissions. The proposed leverage entropy-based process aggregate all...

Power allocation plays a vital role in coordinating interference between Device-to-Device (D2D) and cellular communications, when power meets simultaneous wireless information transfer (SWIPT), the energy efficiency of D2D communications can be significantly improved. While numerous research studies have been conducted on allocation, most these do not take presence SWIPT into consideration. Toward remedy for this issue, we investigate problem with power-splitting architecture, address it by...

Device-to-device (D2D) communication is a recently emerged disruptive technology for enhancing the performance of current cellular systems. To successfully implement D2D communications underlaying networks, resource allocation to links critical issue, which far from trivial due mutual interference between users and users. Most existing research has primarily focused on intracell scenario while leaving intercell settings not considered. In this paper, we investigate issue scenarios where link...

Multi-access edge computing (MEC) and ultra-dense networking (UDN) are recognized as two promising paradigms for future mobile networks that can be utilized to improve the spectrum efficiency quality of computational experience (QoCE) . In this paper, we study task offloading problem in an MEC-enabled UDN architecture with aim minimize duration while satisfying energy budget constraints. Due dynamics associated environment parameter uncertainty, designing optimal algorithm is highly...