[PDF] Top 20 Accurate BER Analysis of Asynchronous DS CDMA Systems in Ricean Channels
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Accurate BER Analysis of Asynchronous DS CDMA Systems in Ricean Channels
... average BER performance versus the number of users, when the effects of background noise are ...our accurate BER analysis to our simulation results and shows that they match very well both for ... See full document
5
Accurate BER Analysis of QPSK Modulated Asynchronous DS CDMA Systems Communicating over Rayleigh Channels
... the accurate BER analysis of asynchronous DS-CDMA systems using random spreading se- quences and QPSK modulation for transmission over Rayleigh channels is an open ... See full document
5
Exact BER Performance of Asynchronous DS CDMA Systems using Quadriphase Spreading and QPSK Modulation over Rayleigh Channels
... CDMA systems using random complex-valued spreading se- quences and QPSK modulation for transmission over Rayleigh channels, rather than employing deterministic complex-valued spreading sequences ... See full document
5
On the Performance of Band Limited Asynchronous DS CDMA over Nakagami m Channels
... an asynchronous AWGN channel, indeed, the Gaussian approxi- mation is accurate in both the perfect power control scenario, as well as in the near-far ...error-rate analysis for band- limited binary ... See full document
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Bit Error Performance for Asynchronous Ds Cdma Systems Over Multipath Rayleigh Fading Channels (RESEARCH NOTE)
... of CDMA in mobile ...CDMA systems. In this paper, we develop a technique to find an accurate approximation to the probability of bit error for asynchronous direct–sequence code division ... See full document
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Joint Impact of Frequency Synchronization Errors and Intermodulation Distortion on the Performance of Multicarrier DS-CDMA Systems
... multicarrier systems is highly impaired by intercarrier interference (ICI) due to frequency synchronization errors at the receiver and by intermodulation distortion (IMD) introduced by a nonlinear amplifier (NLA) ... See full document
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Accurate Bit Error Rate Calculation for Asynchronous Chaos-Based DS-CDMA over Multipath Channel
... of BER for single and mul- tiuser chaos communication system was recently presented by Lawrance et ...the BER expression for a given chaotic map over all possible chaotic sequences for a given spreading ... See full document
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An Efficient Code Timing Estimator for DS CDMA Systems over Resolvable Multipath Channels
... multipath channels considered herein, the RAKE receiver assumes the knowledge of the channel pa- rameters including the code timing, signal power, as well as the carrier phase for each resolvable path of each ... See full document
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Performance of Asynchronous MC CDMA Systems with Maximal Ratio Combining in Frequency Selective Fading Channels
... Signal analysis is further complicated by the pres- ence of multiuser interference (MUI) in the received ...MC-CDMA systems [2, 6, 7, 8]. For the down- link performance of MC-CDMA with MRC, ... See full document
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A Unified Approach to BER Analysis of Synchronous Downlink CDMA Systems with Random Signature Sequences in Fading Channels with Known Channel Phase
... multiuser CDMA systems, therefore, its characteri- zation is of paramount importance in the performance anal- ysis of these ...(DS/SSMA) systems, while in [5], the average proba- bility of ... See full document
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A Unified Approach to the Analysis of Multicarrier DS CDMA over Nakagami $M$ Fading Channels
... multicarrier DS-CDMA (MC DS-CDMA) schemes is defined and its performance is considered over multipath Nakagami- m fading ...MC DS-CDMA scheme is a variable, allowing us to gain ... See full document
5
Exact BER Calculation of Asynchronous DS CDMA Systems Communicating over Hoyt Channels
... exact BER analysis of asynchronous DS-CDMA systems using random spreading sequences communicating over Hoyt ...radio channels subject to strong ionospheric scintillation, ... See full document
5
A Unified Exact BER Performance Analysis of Asynchronous DS CDMA Systems Using BPSK Modulation over Fading Channels
... exact BER performance analysis of asynchronous DS- CDMA systems using BPSK modulation for transmissions over Rayleigh, Ricean, Hoyt and Nakagami- m fading ...Rayleigh, ... See full document
6
Accurate BER of MC DS CDMA over Rayleigh Fading Channels
... munication systems that has been studied ...conventional DS-CDMA, affect likewise the performance of MC- DS-CDMA ...the BER performance of MC-DS-CDMA ... See full document
10
Ternary Zero Correlation Zone Sequence Sets for Asynchronous DS CDMA
... in asynchronous Direct Sequence-Code Division Multiple Access (DS-CDMA) system is ...of channels: Additive White Gaussian Noise (AWGN) and fre- quency non-selective fading with AWGN ... See full document
10
Analytical BER Performance of DS CDMA Ad Hoc Networks using Large Area Synchronized Spreading Codes
... It is demonstrated that LAS DS-CDMA exhibits a significantly better performance than the family of classic DS-CDMA systems operating in a quasi-synchronous scenario associated with a hig[r] ... See full document
5
Equivalence of Linear MMSE Detection in DS CDMA and MC CDMA Systems over Time and Frequency Selective Channels
... implementing DS-CDMA sys- tem ...rate systems may make implementing MC-CDMA system ...the systems can perform as well provided that the su ffi cient conditions are ... See full document
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Computationally Efficient Blind Code Synchronization for Asynchronous DS CDMA Systems with Adaptive Antenna Arrays
... practical DS-CDMA systems. A va- riety of suboptimal DS-CDMA receivers resistant to MAI have been proposed over the last decade or so ...most DS-CDMA multiuser receivers ... See full document
15
Ber Improvement Of Ds-Cdma For Awgn And Rayleigh Fading Channel With Kasami Code
... at some of the points in free space, the components cancel each other, which cause deep fades in the received signal level. Now when simultaneous multiple communications are carried out, then in the multipath ... See full document
5
Binary De Bruijn sequences for DS CDMA systems: analysis and results
... 2 du . According to Equation 3, the signal-to-noise ratio of the ith user in the system can be evaluated without knowledge of the cross-correlation functions of the spreading codes used, but by resorting to the proper ... See full document
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