[PDF] Top 20 Performance and Analysis of Wide Band Micro strip Six Port Junctions for Cognitive Radio
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Performance and Analysis of Wide Band Micro strip Six Port Junctions for Cognitive Radio
... A new six port junction based on micro strip technology was simulated and implemented for 10GHz which consists of two hybrid couplers and two power dividers [3].. The another six port ju[r] ... See full document
7
Design and Analysis of Re-Configurable Dual Band-Notched Micro-Strip Wide-Band Antenna
... of band-notching techniques used have been recently compared in ...in radio spectrum congestion, and the effective use of available spectrum becomes vital [14], ...a cognitive radio system. ... See full document
11
Performance Transmission Analysis of Micro Strip Lines and its Characteristics
... achieve performance goals that can not be obtained using simple, uniform structures [1, ...of micro line (ML) was a coaxial line, which provides a dominant mode with zero cutoff frequency, low loss, and a ... See full document
13
Synthesis and Simulation for MIMO Antennas with Two Port for Wide Band Isolation
... the analysis and design of MIMO antennas with a compact planar profile that have an operating range in the entire UWB ...50-Ω micro strip line ... See full document
9
Design of Ultra-wide Band Reconfigurable Micro Strip Antennas for Cognitive Radio Applications
... frequency band is typically assumed to be set, and the main goal is to improve the system performance for the given band by exploiting spatial features of the wireless ...defined radio in the ... See full document
12
Spectrum Handoff in Cognitive Radio Networks: A Survey
... the cognitive radio is to realize dynamic access to the idle spectrum in order to have ...a cognitive radio is a challenging task. A typical cognitive radio scenario consists of ... See full document
8
Reinforcement learning based dynamic band and channel selection in cognitive radio ad hoc networks
... Various studies have been carried out about selecting channels, but most studies do not consider the fairness of the channel selection between users. Even if the fairness is taken into consideration, they just allocate ... See full document
25
Broad Band Micro strip Patch Antenna Design a Critical review
... slot loaded techniques and L probe feed are provides the bandwidth enhancement up to 30% and 40% respectively which has an advantage of size of antenna is remain small. Using shorting pin and shorting wall reduces the ... See full document
5
Performance Analysis on the Coexistence of Multiple Cognitive Radio Networks
... the performance of overlapping CR networks which coexist together with a PU was ...the performance of CR network over Gaussian and Nakagami-m fading channel by investigating the achievable per-node ...one ... See full document
13
Modular design for space engineering research platforms
... low-cost micro- controllers and highly-integrated logic devices for the mobile device market has made it possible to build modular, general purpose robotic hardware for a frac- tion of the cost and complexity ... See full document
10
Performance analysis of dynamic spectrum leasing strategies in coordinated cognitive radio networks
... In this paper, the system performance of the downlink of a wireless CCRN is considered [34]. 2 Also, we con- sider a single base station (i.e., evolved node B (eNB) in LTE vocabulary) that attends transmissions of ... See full document
22
Title: Design and Simulation of Band-Pass Filter using Micro-Strip Lines
... two micro-strip lines and input and output impedance that are part of bipolar cascade ...matrix. Band-pass filters are obtained through cascading these elements which are designed simply using ... See full document
7
Wide-Band Two-Stage GaAs LNA for Radio Astronomy
... The PCB material is an important design choice and has a significant effect on LNA noise figure performance. Dissipative signal loss at the input sections of the PCB layout directly increases the noise figure and ... See full document
6
Channel estimation algorithms and bit error rate analysis of cognitive radio
... for cognitive radio systems by taking into account estimation ...based cognitive radio systems utilizing cross entropy optimization, analytical pilot power distribution technique to design ... See full document
7
Performance Analysis of Hybrid MAC Protocol for Cognitive Radio Networks
... In this work we propose a system similar to IEEE 802.11 with a primary user who can be an owner of a TV station and an opportunist secondary user in a scheme which can be a user requiring access to the wireless network. ... See full document
11
Performance Analysis of Cognitive Radio based on Cooperative Spectrum Sensing
... sensing performance improves with the number of cognitive ...detection performance constrain define by the probability of false alarm and ...of cognitive radios is minimized to meet the system ... See full document
7
On the performance of WTIMIT for wide band telephony
... While comparing during the testing the wireless coded data (NB Codecs) with AMR@12.2-coded trained models (8kHzHMMs) in connection with the previous analysis in Case-4, the respective FR produced accuracy at high ... See full document
6
PERFORMANCE ANALYSIS OF COGNITIVE RADIO OVERGAUSSIAN CHANNEL
... GNU radio project hopes to encourage research and development of SDRs, allowing anyone to contribute their own code to the already existing openly available ...the radio eco- space, composed of a ... See full document
6
Design Simulation and Performance Analysis of Strip-Line Feed Rectangular Micro-Strip Patch Antenna
... Lastly, substrate thickness is another important designparameter. Thick substrate increases the fringing field at the patch periphery like low dielectric constant and thus increases the radiated power. The height of ... See full document
5
Modeling and performance analysis for mobile cognitive radio cellular networks
... access performance in the presence of inter-cell handoff ...neous cognitive radio multi-cellular system, both inter- cell handoff rate and forced termination probability of SUs are ...the ... See full document
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