spread spectrum sequence design
Design of a direct sequence spread spectrum system for power line communication
... O'Neal, Jr., "Overview of Power Distribution Line Carrier Communications Systems," IEEE C;~obat. Telecommunications Conference, Nov[r] ...
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COMPARISON OF JAMMING EXCISION METHODS FOR DIRECT SEQUENCE/SPREAD SPECTRUM (DS/SS) MODULATED SIGNAL
... If one of the nodes as an access point would be available for Independent Basic Service Set (IBSS), it can be considered as dependent and can be also marked as Basic Service Set (BSS). These access points are essential ...
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Design and Simulation of Digital Carrier Tracking Technique for High Dynamic Spread Spectrum Receiver
... Direct Sequence Spread Spectrum (DS-SS) signals are utilized, code and carrier synchronization is required, but a correlation stage is necessary to despread the signals before the synchronization ...
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RF System Design. Peter Kinget. Bell Laboratories Lucent Technologies Murray Hill, NJ, USA
... • each user has different code ~ speaks different language • Direct Sequence Spread Spectrum. – code used to encode data[r] ...
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Analysis of Simulation Parameters of Pulse Shaping FIR Filter for WCDMA
... Direct Sequence Spread Spectrum (DSSS) signal through the processing gain and the coding gain can be used to enable many DSSS signals to occupy the same channel bandwidth, provided that each signal ...
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Design and Develop Wireless System Using Frequency Hopping Spread Spectrum
... hopping sequence is obviously synchronized between transmitter and receiver to enable communications to ...hopping spread spectrum a narrowband signal move or hops from one frequency to another using ...
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Comparative Simulation & Analysis of 2- PSK Spreading Transceiver
... the design of most communication ...other design objectives ...as spread-spectrum ...with spread spectrum makes this technology suitable for un-licensed band ...The spread ...
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COMPARISON OF JAMMING EXCISION METHODS FOR DIRECT SEQUENCE/SPREAD SPECTRUM (DS/SS) MODULATED SIGNAL
... Experimental results confirm that both the methods can be used to mitigate the effects of tone and multi-tone jamming, pulse jamming, hop jamming and swept jamming. The present work shows that in both cases the excision ...
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COMPARISON OF JAMMING EXCISION METHODS FOR DIRECT SEQUENCE/SPREAD SPECTRUM (DS/SS) MODULATED SIGNAL
... message and send it to the specified receiver. Later, only the specified receiver has the ability to recover and verify the message simultaneously .This protocol not only satisfied the basic security requirements: ...
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COMPARISON OF JAMMING EXCISION METHODS FOR DIRECT SEQUENCE/SPREAD SPECTRUM (DS/SS) MODULATED SIGNAL
... Researchers are focusing on fabricating modern robotic manipulators to satisfy the needs of industrial applications by decreasing the weight of the link manipulators and utilize flexible materials as it is an important ...
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Implementation of Direct Sequence Spread Spectrum Communication System Using FPGA
... of spread spectrum technology for data transfer to overcome the interference problems associated with narrow band, very high frequency and ultra high frequency data transfer ...The spread ...
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COMPARISON OF JAMMING EXCISION METHODS FOR DIRECT SEQUENCE/SPREAD SPECTRUM (DS/SS) MODULATED SIGNAL
... 2957 the number of road trips, discovering that daily trips increase at the rate of 0.8 daily trips per additional family member. Studies also reveal that the number of road trips increases with the increase of the ...
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COMPARISON OF JAMMING EXCISION METHODS FOR DIRECT SEQUENCE/SPREAD SPECTRUM (DS/SS) MODULATED SIGNAL
... Some researcher used fusion methods, which is based on GA method that use two types of segmentation technique like Iterative Self Organizing Data (ISODATA) and Self-Organizing Map and Hybrid Dynamic Genetic Algorithm ...
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COMPARISON OF JAMMING EXCISION METHODS FOR DIRECT SEQUENCE/SPREAD SPECTRUM (DS/SS) MODULATED SIGNAL
... In this section, the proposed approach for LD prediction is discussed. In this work, the main is to design a new approach for learning disability prediction, measurement of the prediction and classification. In ...
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FPGA Implimentation of DSSS Transmitter Using Pseudo Chaotic Sequence
... as Spread spectrum (SS) technology[1]. Spread spectrum technology provides strong secure communication & reduces mixing of ...the design of DSSS (Direct Sequence ...
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Direct sequence spread spectrum ultrasonic testing device
... direct-sequence spread-spectrum signals continuously drives one or more transmitting transducers, thereby flooding a test object with coded ...
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Effect of length on Correlation of PN sequence and Gold sequence
... Spread spectrum communication has two characteristics first one is the bandwidth of the signal transmission is much larger than the bandwidth of the original information signal and the second is that the ...
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Effect of Length on Correlation of PN Sequence and Gold Sequence
... M sequence is commonly used pseudo-random sequence, which is the longest linear sequence shift ...Such sequence has good autocorrelation ...register sequence is a periodic ...
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Effectiveness of Multimedia Learing on achievement in Biology
... From all the results derived above it can be concluded that proposed methodology is much efficient in terms of PSNR, correlation with original watermark, computational time, complexity and invisibility as compared to ...
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Performance Comparison Analysis between IEEE 802 11a/b/g/n Standards
... The physical layer extension is commonly referred to as the High Rate Direct Sequence Spread Spectrum (HR/DSSS) and it upgrades the IEEE 802.11 legacy data rates of 1Mbps and 2Mbps with data rates of ...
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