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Free Space Optics (FSO) communication is a demanding efficient wireless technology which have been accepted due to its low power and mass requirements, high data rates and unlicensed spectrum. Atmospheric disturbances have a significant impact on performance of FSO Link which results in the degradation of the laser beam. In this paper, the analysis and investigation based on experimental set-up for...
WCDMA mobile technology has emerged as the prominent Third Generation (3G) Cellular Systems technology to meet the high end requirements and challenges to help provide promising and efficient services which fulfills the requirements like enormous speed data, video and multimedia traffic as well as voice signals. WCDMA Downlink transmission using enormous data rate based M-ary indexed Quadrature Amplitude...
WCDMA is the most dominant 3rd generation Cellular/Mobile Technology which is well known for providing wider bandwidth and high data rate for various mobile data and Voice services. In this work proposed WCDMA link is designed in LabVIEW 2012 and investigated on the hardware platform of VST 5644R experimentally. The modulation scheme used for the investigating WCDMA link on VST platform is BPSK/QPSK...
LTE has emerged as the most efficient and high speed 3rd generation mobile communication technology. A Experimental demonstrator has been implemented on a USRP 2920 LABVIEW 2012, It demonstrates the sensing algorithm on a real platform. In this paper, Experiment is conducted on spectrum sensing techniques using USRP 2920 and MIMO implementation based real time simulation set-up. Spectrum band around...
A first principle flotation model has been derived from the basic mechanisms involved in flotation. It consists of a set of analytical equations for various sub-processes such as bubble generation, bubble-particle collision, attachment, detachment, bubble coarsening, and froth phase recovery. A computer simulator based on the model can predict flotation from both hydrodynamic and surface chemistry...
Paper discussed the comparative analysis of different FinFET based full adder cells designed with various logic styles. The logic styles used for implementation of FinFET based 1-bit full adder are Complementary MOS (CMOS), Transmission Gate (TG) and Complementary Pass-Transistor Logic (CPL). The simulations have being done at 10nm, 20nm and 32nm technology node for all full adder cell designs. PTM...
In this simulation study, the proposed Inshore object detection model has been investigated to detect the objects in the oceanic images in order to reduce the human effort to shortlist the images containing the useful information. The simulative analysis focus on the design and implementation to use the hybrid combination of the color and shape based analysis to detect the objects precisely. The MATLAB...
With the advent of MIMO, more utilization of scarce spectrum could be achieved by using lesser power consumption. In some situations, results of practical implementations are lower as compared to simulation results. The implementation of dual antenna array architectures to create multiple-input multiple-output (MIMO) configurations has attracted considerable interest in wireless communication technology...
Wideband Code Division Multiple Access (WCDMA) technology is a promising technology for 3rd generation. WCDMA is a advancement in the field of CDMA technology, WCDMA operates at 5 MHz wide radio signal bandwidth with achip rate of 3.84Mcps. This work is based on experimentallySimulation analysis of WCDMA system using PXIe VST 5644WCDMA signal is being analyzed by use of different modulationschemes...
In this work, a novel power efficient pulse triggered flip flop design with minimum no. of transistors is proposed. Proposed Flip-Flop (FF) has two new feature points. First point, the pulse generation control logic is designed with single modified inverter and a pass transistor which reduces the complexity and extra switching in pulse generator circuit. Second point, signal feed through technique...
The oceanography is the technnique of analyzing the oceanic imagery in order to find the useful information about ships, objects. The technique is helpful in detecting the lost ships, boats, aero planes, debris, containers, etc. It may consists of the large volumes of image data, which must be further shortened to find the useful information to find the lost objects in the oceanic area. In this simulation...
Free Space Optics (FSO) communication is a demanding efficient wireless technology which have been accepted due to its low power and mass requirements, high data rates and unlicensed spectrum. Atmospheric disturbances have a significant impact on performance of FSO Link which causes to degrade the laser beam. In this paper, the communication of 650nm red laser through free space is studied by experimentally...
OFDM(Optical Frequency Division Multiplexing) provides a promising solution for delivering high data rate , large link range for Free space optical link even for worse atmospheric condition like fog, haze, rain etc. With the help of OFDM high spectral efficiency can be achieved as the data is distributed over large number of orthogonal carrier. This paper investigate the performance of Orthogonal...
EPON (Ethernet Passive Optical Network) is a technology for the next generation. The present research work has evaluated the performance of the EPON link in terms of Q- Factor and BER at wavelength of 1550 nm at transmission link distance of 30 km. The comparison has also been drawn among the proposed EPON link using OSSB and ODSB. The result shows that the ODSB performs better than OSSB as in the...
In the communication world, higher speed reliable data transmission is always required. For the higher bit rate and flexible bandwidth Optical Time Division Multiplexing (OTDM) network is one of the best network. The performance of OTDM is depends upon various factors like modulators, demodulators and amplifiers used in the networks. In this paper the simulation is carried out using the four channel...
SRAM is the most important part of memory designs and are indispensable in several applications that include System on Chips (SoCs). Following the Moore's law, power dissipation and stability has become a major area of concern in sub-micron SRAM cell design with continuous technology scaling. In this paper, power gating technique is proposed to reduce the leakage power and energy consumption in the...
LTE is acronym for “Long Term Evolution” used as a new technology that suggests intensifications to prevailing mobile technologies. LTE is 4G (4th Generation) technology that focuses to afford excelling features of service as compare to other technology. LTE is extensively called the competent and adversary technology to WiMAX because of its wireless nature and mobile services. LTE is one of the most...
Free space optical communication system (FSO) is a potential solution for increasing bandwidth demands. The FSO has a capability to provide high speed data communication, economic and quick deployable. Although FSO has many advantages, but at the same time FSO faces a major challenge from scintillation introduced by atmospheric turbulence. In this paper, the simulation performance investigation FSO...
Performance of Wavelength Division Multiplexing (WDM) System is analyzed using Dispersion Compensating Fiber. In this work, Optimized link of 8-channel WDM (Wavelength Division Multiplexing) system using OptiSystem is designed. Comparison of the link performance is investigated at different wavelength i.e. 980nm, 1300nm and 1550nm. The better Performance of the WDM link can be achieved at wavelength...
FSO technology offers the potential of broadband communication capacity using unlicensed optical wavelengths. FSO is an independent protocol that can be fixed to any network topology. Even if a line-of-sight condition of Free Space Optics (FSO) is satisfied, atmospheric-induced fading, scattering, and attenuation may severely deteriorate the availability of the communication link. In this paper the...
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