ad hoc radio system
Efficient Energy Detection Technique in Cognitive Radio Ad hoc Network
... Performance results of the proposed modified spectrum sensing method under theoretical analysis were studied using 2 channels and 5 channels CRAHNs. Simulation results showed that a significant improvement of detection ...
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A Multichannel MAC Protocol for IoT-enabled Cognitive Radio Ad Hoc Networks
... In another approach, a TDMA mechanism that combines data and multimedia transmission in a hybrid MAC protocol based on the carrier-sense with multiple access with collision avoidance protocol (i.e., CSMA/CA) has been ...
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Quorum system and random based asynchronous rendezvous protocol for cognitive radio ad hoc networks
... A common control channel (CCC) in multichannel Cog- nitive Radio Networks (CRNs) supports the transmis- sion coordination exchange and cooperation between the active CR users. It is aimed to facilitate neighbor ...
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Rudimentary Concepts Of Cloud Computing Approaches And Future Challenges For V ANET System
... their radio coverage. It is a term used to describe the spontaneous ad hoc network which is formed by every participating vehicle node in VANET system ...network system and ...
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An Intelligent Routing Model using Multi-Radio Diversity for Cognitive Radio Ad-Hoc Networks
... of radio spectrum. Thus radio spectrum is one of the most heavily used ...recent radio spectrum measurements show that the fixed spectrum allocation policy is not suitable for current wireless ...
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Interference avoidance throughput optimization in cognitive radio ad hoc networks
... cognitive radio ad hoc networks with multiple secondary nodes; in this model, the complex mu- tual interference relationship between primary users and secondary users is modeled as an optimization ...
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Home Automation System Embedded In an Internet-Of-Things Platform
... an ad-hoc network of smart meters connected by General Packet Radio Service (GPRS) or, sometimes, with a dedicated programmable logic controller (PLC) ...this system we proposed the newly ...
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A Robust Power Allocation Scheme in Ad-Hoc Cognitive Radio Networks
... tive radio networks is designed to minimize the sum power of ...cognitive radio networks, and a novel receiver and frame structure that distinctly improves their achievable ...
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A Survey on Different Routing Models in Cognitive Radio Ad-hoc Network
... of radio spectrum. Thus radio spectrum is one of the most heavily used ...recent radio spectrum measurements show that the fixed spectrum allocation policy is not suitable for current wireless ...
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Optimal Relay Selection in MIMO Empowered Cognitive Radio Ad-Hoc Networks
... In past years various form of relay selection algorithms are proposed. But these entire have a specific work area such as some of them is used for wired network, some other for wireless network such as ...
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Cognitive radio network in vehicular ad hoc network (VANET): a survey
... cognitive radio is to be implemented in the near ...warning system which utilizes the IVC to signal other vehicles about the route information is suggested in Buchenscheit, Schaub, Kargl, and Weber ...
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Using Position Based and Cognitive Radio in Vehicular Ad-hoc Network
... Cognitive Radio protocol allocates multiple channels simultaneously to improve the delay incurred in an emergency situation, thereby providing safety vehicular- infrastructure message ...Communication ...
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Proactive integrated handoff management in cognitive radio mobile ad hoc networks
... There are a few studies related to spectrum handoff in CR-MANETs. Giupponi and Perez-Neira [4] proposed a fuzzy-based spectrum handoff decision-making approach employing two fuzzy logic controllers. Each SU esti- mates ...
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Identity attack detection system for 802 11 based ad hoc networks
... In this paper, we propose a received signal strength (RSS)-based scheme for identity-based attacks’ counter- action. Since the RSS is a rough indicator of distance, we use the distance parameter to detect identity ...
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Throughput Analysis of Spectrum in Cognitive Radio Ad Hoc Network
... In Centralized architecture there are two main entities; one is a base station, which schedules the data transmission of users in the network and the other one is responsible for allocating the radio resource to ...
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Information Gathering in Ad-Hoc Radio Networks
... in this protocol each node must wait until it receives messages from all its in-neighbors. If cycles are present, this leads to a deadlock, when each node in a cycle waits for its predecessor. On the other hand, as ...
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QUALITY OF SERVICE SUPPORT MOBILE AD-HOC NETWORKS (MANETS): ITS CHALLENGES AND ASSOCIATED ISSUES
... Mobile Ad-Hoc Network is created by a set of mobile devices nodes on a wireless shared network channel, it is also called Multi-hop mobile radio ...
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Intelligent Transportation System for Vehicular Ad-Hoc Networks
... CVSS system, based on the structure described, is a open design following the recommendations of an early report by vehicle safety communication consortium ...DSRC radio power is set to reaches the ...
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Home Automation System Embedded in an Internet-Of-Things Platform
... the system is 400W. On GUI of system we have two modes manual mode and system ...the system manually by the buttons presents on the ...apply system mode as shown in table 1 depending on ...
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A Qos Based Stable Routing Protocol for Multihop Cognitive Radio Adhoc Networks
... Due to the randomness of the appearance of licensed users, disruptions to both licensed and unlicensed communications are often difficult to prevent, which may lead to low throughput of both licensed and unlicensed ...
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