• Nenhum resultado encontrado

[PDF] Top 20 Study and Optimization of Cooperative Spectrum Sensing in OFDM Cognitive Radio Networks

Has 10000 "Study and Optimization of Cooperative Spectrum Sensing in OFDM Cognitive Radio Networks" found on our website. Below are the top 20 most common "Study and Optimization of Cooperative Spectrum Sensing in OFDM Cognitive Radio Networks".

Study and Optimization of Cooperative Spectrum Sensing in OFDM Cognitive Radio Networks

Study and Optimization of Cooperative Spectrum Sensing in OFDM Cognitive Radio Networks

... character of multicarrier and high spectrum ...the study of detection of OFDM signal in cognitive radio (CR) system has drawn considerable ... See full document

5

RF-Spectrum Opportunities for Cognitive Radio Networks Operating Over GSM Channels

RF-Spectrum Opportunities for Cognitive Radio Networks Operating Over GSM Channels

... GSM spectrum availability at specific ...GSM spectrum availability at Jaipur city, India, describing the experimental measurement setup and the analysis procedure followed in the ...multiple ... See full document

9

Spectrum Sensing Methodologies for Cognitive Radio Systems: A Review

Spectrum Sensing Methodologies for Cognitive Radio Systems: A Review

... Selection of sensing parameters brings about tradeoff between the speeds (sensing time) and reliability of ...sensing. Sensing frequency is a design parameter that needs ... See full document

10

A Novel Reservation-based MAC Scheme for Distributed Cognitive Radio Networks

A Novel Reservation-based MAC Scheme for Distributed Cognitive Radio Networks

... synchronization and channel access ...synchronizer and is responsible for the transmission of a short synchronization packet during the ϕ interval containing the duration of the ... See full document

5

Routing in Cognitive Radio Networks - A Survey

Routing in Cognitive Radio Networks - A Survey

... distance in which nodes have long transmission range, can lead to more SU interference and performance decreases due to more link ...with spectrum awareness is necessary to improve end to end ...are ... See full document

13

User Characterization through Dynamic Bayesian Networks in Cognitive Radio Wireless Networks

User Characterization through Dynamic Bayesian Networks in Cognitive Radio Wireless Networks

... Cognitive Radio is a technology that allows to implement new and innovative skills to wireless systems such as dynamic access to spectrum; a concept comprising the autonomous control of ... See full document

13

ENERGY DETECTION BASED SPECTRUM SENSING FOR COGNITIVE RADIO

ENERGY DETECTION BASED SPECTRUM SENSING FOR COGNITIVE RADIO

... exploitation of unused frequency bands that are not significantly engaged through a licensed ...moment. OFDM is one of the most extensively used technologies in recent wireless communication ... See full document

5

Channel Decision in Cognitive Radio Enabled Sensor Networks: A Reinforcement Learning Approach

Channel Decision in Cognitive Radio Enabled Sensor Networks: A Reinforcement Learning Approach

... Authors in [6] proposed a novel biologically inspired consensus-based cooperative spectrum sensing scheme for cognitive radio mobile ad hoc networks ...making in ... See full document

11

Mitigating Intrusion and Vulnerabilities in Cognitive Radio Networks

Mitigating Intrusion and Vulnerabilities in Cognitive Radio Networks

... threats in cognitive radio entail majorly illegal information injection and forging of information ...The radio environment map (REM) fetches several characteristic data from a ... See full document

10

Current Trends and Research Challenges in Spectrum-Sensing for Cognitive Radios

Current Trends and Research Challenges in Spectrum-Sensing for Cognitive Radios

... Rashid in [22] proposed a fast-convergence particle swarm optimization (FC-PSO) ...fine sensing scheme to find a trade-off between sensing time and ...considered in the ... See full document

7

Analytical Model Analysis Of Distributed Cooperative Spectrum Sensing Method

Analytical Model Analysis Of Distributed Cooperative Spectrum Sensing Method

... to spectrum sensing control, awareness networking and cooperative spectrum sensing in Figure ...1. Cooperative spectrum sensing is a powerful concept ... See full document

4

Performance analysis of partial relay selection in cooperative spectrum sharing systems

Performance analysis of partial relay selection in cooperative spectrum sharing systems

... degree in Electrical and Computer Engineering from McGill University, Montreal, QC, Canada, in ...Institute of Scientific Research-Energy, Materials, and Telecommunications (INRS-EMT), ... See full document

14

A Cooperative Spectrum Sensing Scheme Based on Trust and Fuzzy Logic for Cognitive Radio Sensor Networks

A Cooperative Spectrum Sensing Scheme Based on Trust and Fuzzy Logic for Cognitive Radio Sensor Networks

... performance of the proposed cooperative spectrum sensing algorithm for CRSN and compare the performance with some exiting methods, the Monte-Carlo simulations are carried out with ... See full document

5

ENERGY EFFICIENT COOPERATIVE SPECTRUM SENSING IN COGNITIVE RADIO

ENERGY EFFICIENT COOPERATIVE SPECTRUM SENSING IN COGNITIVE RADIO

... Spectrum sensing is a continuous stage during the life cycle of cognitive radio communications where it must be done initially to find an idle channel and then must be done ... See full document

12

SPECTRUM SENSING IN COGNITIVE RADIO NETWORKS: QOS CONSIDERATIONS

SPECTRUM SENSING IN COGNITIVE RADIO NETWORKS: QOS CONSIDERATIONS

... environments, cooperative sensing may lose its advantages as far as an individual SU is ...local sensing frequency in individual high mobility SUs is more efficient, in terms of ... See full document

11

Overhead Reduction in Cooperative Spectrum Sensing Via Sequential Detection in Cognitive Radio Networks Under Bandwidth Constraint

Overhead Reduction in Cooperative Spectrum Sensing Via Sequential Detection in Cognitive Radio Networks Under Bandwidth Constraint

... eliable and efficient spectrum sensing plays an important role in cognitive radio ...accurate and fast sensing of spectrum is the main function ... See full document

6

Planning and dynamic spectrum management in heterogeneous mobile networks with QoE optimization

Planning and dynamic spectrum management in heterogeneous mobile networks with QoE optimization

... To study the performance of the proposed iCRRM, several LTE system level simulations have been performed within a LTE-A ...(PLR) and spectral ...University of Bari. LTE-Sim is an event-driven ... See full document

215

Intelligent Wireless Communication System Using Cognitive Radio

Intelligent Wireless Communication System Using Cognitive Radio

... QoS of video conferencing, take into account throughput as pertinent ...required, and as we play the role of the expert, we have created our own database following certain rules in order to ... See full document

14

A decoding method of an n length binary BCH code through (n + 1)n length binary cyclic code

A decoding method of an n length binary BCH code through (n + 1)n length binary cyclic code

... 1 and ANTONIO A. DE ANDRADE 2 1 Department of Mathematics, Quaid-i-Azam University, 45320, Islamabad, Pakistan 2 Departamento de Matemática, IBILCE, Universidade Estadual Paulista “Júlio de Mesquita Filho”, ... See full document

10

Video Transmission over Cognitive Radio TDMA Networks under Collision Errors

Video Transmission over Cognitive Radio TDMA Networks under Collision Errors

... over Cognitive Radio ...use of a progressive source coding associated to a fountain ...impact of the primary traffic interruptions on the secondary traffic and used a general model for ... See full document

9

Show all 10000 documents...