[PDF] Top 20 Algorithmic Framework and Implementation of Spectrum Holes Detection for Cognitive Radios
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Algorithmic Framework and Implementation of Spectrum Holes Detection for Cognitive Radios
... 4 Implementation 4.1 SDR Platform The implementation platform is the bladeRF x115 USB ...the implementation and was therefore omitted from the ... See full document
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Real-Time Implementation of Spectrum Sensing Techniques in Cognitive Radios
... A FIR BPF has been designed in MATLAB signal processing toolbox to verify the proposed algorithm. The results will be demonstrated in Chapter 4. The design algorithm used to design this FIR filter is Kaiser Window. The ... See full document
84
An inter frame dynamic double threshold energy detection for spectrum sensing in cognitive radios
... simultaneously spectrum sensing and data transmission and hence suffers from implementation difficulties due to self-interference ...dynamic spectrum sensing or data transmis- ... See full document
11
Wideband cyclostationary spectrum sensing and characterization for cognitive radios
... acceptable implementation complexity at medium to low signal-to-noise ratios ...practical cognitive radio ...the radios are operating on a wide-band (WB), the task of signal estimation becomes ... See full document
139
Spectrum sensing for cognitive radios: Algorithms, performance, and limitations
... quential detection minimizes the detection time for the given constraints on the probabilities of false alarm and missed ...sequential detection scheme has received a lot of attention in the ... See full document
134
Practical implementation of sensing receiver in cognitive radios
... improved spectrum sensing and shortens the decision ...mean detection time is dependent on several factors that may or may not be under user control or ...mean detection time by optimizing the number ... See full document
205
Comparison of Different Local Spectrum Sensing Techniques in Cognitive Radios
... detect spectrum holes is to sense the primary users that are receiving data within the communication range of a cognitive ...transmitters detection based on local observation of ... See full document
8
A Novel Scheme with Adaptive Sampling for Better Spectrum Utilization in Cognitive Radios
... the spectrum re- sources acquired by CR ...the spectrum holes more effi- ...increase spectrum efficiency in full extent in an applicable CR ...the detection performance in the more ... See full document
6
Spectrum Sensing for Cognitive Radios with Transmission Statistics: Considering Linear Frequency Sweeping
... envelope-based detection method over the standard energy- based detection method [45, 48–50] mainly considering its simplicity in hardware implementation and ...analytical framework we provide ... See full document
13
Spectrum Sensing Over Multipath Fading Channels through Ofdm Signals for Cognitive Radios
... of cognitive radio ...alternative algorithmic program style parameters that make sure that the chances of errors decay to zero ...distributed detection schemes, in literature until currently square ... See full document
6
A Spectrum Sensing Framework for UWB Cognitive Network
... implement cognitive radio ...for cognitive network is the spectrum sensing. A framework for implementing spectrum sensing for UWB-Cognitive Network will be presented in this pa- ... See full document
6
Implementation of spectrum sensing techniques for cognitive radio systems
... the cognitive radio defined by [27] is the best considered solution for nearby spectrum ...of spectrum allocation in which the use of a particular frequency band is restricted to the licence holders ... See full document
138
MATLAB IMPLEMENTATION OF SPECTRUM SENSING METHODS IN COGNITIVE RADIO
... for cognitive radio is still ongoing development and technique for primary signal ...of cognitive radio networks is having ability to switch between radio accesses technologies, transmitting in different ... See full document
10
Implementation of Spectrum Detection Techniques in Cognitive Radio
... the implementation of the various types of spectrum sensing or detection techniques used in Cognitive Radio ...radio spectrum, Cognitive Radio has been found to be highly ... See full document
7
Achieving autonomous compressive spectrum sensing for cognitive radios.
... periodic spectrum sensing structure and each time frame has a fixed length L (seconds) which consists of a spectrum sensing time slot and a data transmission time slot, as depicted in ...The spectrum ... See full document
13
Spectrum Sensing For Cognitive Radios Through Differential Entropy
... for spectrum sensing in cognitive radios, under three different noise models – Gaussian, Laplacian and mixture of ...the detection threshold that satisfies a constraint on the probability of ... See full document
8
Detection the Spectrum Holes in the Primary Bandwidth of the Cognitive Radio Systems in Presence Noise and Attenuation
... Dynamic Spectrum Access (DSA) represent two complementary developments that will re- fashion the world of wireless ...experimental cognitive radio simulation ...A cognitive radio, by contrast, can ... See full document
7
Traffic Pattern Prediction Based Spectrum Sharing for Cognitive Radios
... The approach of finding available spectrum based on traffic pattern prediction can be applied to different cognitive radio based spectrum sharing techniques.. 7.1 Spectrum Sharing across[r] ... See full document
23
A survey of measurement based spectrum occupancy modeling for cognitive radios
... ments obtained in one day in that channel. The PDF is in general asymmetric. The calculated PDF for the GSM900 channel rises slowly then drops quickly when the power level increases, while the calculated PDF for the ... See full document
38
Machine learning techniques applied to multiband spectrum sensing in cognitive radios
... edges detection for each of the limits of this threshold, is ...multiband spectrum sensing technique is based on the ignorance of the characteristics of the received signal (frequency edges, SNR, presence ... See full document
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