[PDF] Top 20 A robust method in reducing the PAPR in OFDM using a hybrid SLM and PTS model
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A robust method in reducing the PAPR in OFDM using a hybrid SLM and PTS model
... for PAPR reduction by optimally combining signal sub-blocks. In PTS technique, the input date block is broken up into disjoint ...resulting PAPR is ...ordinary PTS technique increases ... See full document
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A Hybrid SLM Technique for PAPR Reduction in OFDM
... high PAPR. Therefore, the high PAPR of OFDM signals causes intermodulation between the subcarriers in HPA and introduces additional interference in to the ...by reducing the PAPR of the ... See full document
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COMPARISON OF SLM & PTS TECHNIQUES FOR REDUCING PAPR IN OFDM
... of OFDM systems is that the composite transmit signal can exhibit a very high PAPR when the input sequences are highly ...the PAPR used in OFDM ...techniques, SLM and PTS are ... See full document
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A Hybrid Tone Reservation (Tr) For Reduction Of Papr In Ofdm Systems
... and SLM are observed to be two well known non-bending PAPR lessening ...accomplish PAPR decrease ability at the cost of expanded computational multifaceted nature, and require SI at the less than ... See full document
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PAPR REDUCTION TECHNIQUES IN OFDM
... for reducing PAPR in OFDM systems is ...conventional PTS (CPTS) several inverse fast Fourier transform (IFFT) operations and complicated calculation to obtain optimum phase sequence, increases ... See full document
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Peak-To-Average Power Ratio (PAPR) Reduction In OFDM Systems Using Dummy Signal Hybrid SLM-PTS Technique
... Conventional Hybrid scheme (CH) is the PAPR reduction technique, where SLM AND PTS schemes are ...this method the original OFDM symbol is multiplied with U phase rotation ... See full document
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A performance of a new hybrid PTS CCPAB PAPR reduction technique in OFDM Transmitters
... A hybrid method for reducing Peak-to-Average Power Ratio (PAPR) in multi-carrier systems such as Orthogonal Frequency Division Multiplexing (OFDM) by a combination of the partial ... See full document
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A New Effective and Efficient Measure of PAPR in OFDM
... such method is the trellis shaping method using a metric which is based on the Viterbi algorithm ...this method uses a metric-based symbol predistortion algo- rithm resulting in some ... See full document
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Performance of Phase Transmit Sequence in LS/LMMSE based channel estimated MIMO OFDM System
... high PAPR brings on OFDM signal distortion in the nonlinear region of high power amplifier, and this signal distortion induces degradation of high BER and adjacent channel ...large PAPR of ... See full document
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PAPR Reduction Using Hybrid PTS-Companding-SLM Technique in OFDM Communication System
... + SLM) as well as different ...the PAPR denotes the probability that the PAPR of a data block exceeds a given fixed threshold ...any PAPR reduction and the system equipped only with companding ... See full document
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PAPR Reduction using CPM Mappers and SLM in OFDM Systems
... bandwidth. OFDM is used for high data rate wireless transmission because of its high spectral efficiency, robustness to interference and fading inherent in multi-path channels, and ease of efficient hardware ... See full document
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Evaluation of optimized PAPR of OFDM signal by using SLM technique
... In OFDM, data bits are transmitted in parallel using various ...Although OFDM is a multicarrier technology, it is very efficacious in mitigating the effects of multipath delay spread over a wireless ... See full document
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Performance Analysis of Various PAPR Reduction Schemes for 4G LTE Cellular Mobile Systems
... high PAPR, which is also known as crest factor causing sensitive to non-linearity of high power ...amplifier. PAPR is the interconnection between the transmitted symbols maximum power to the mean power of ... See full document
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Performance evaluation of Improvement in BER Performance using DWT Based OFDM AND DFT Based OFDM for Different Modulation Approaches
... systems using single carrier modulation suffer from severe intersymbol interference (ISI) caused by dispersive channel impulse response, thereby needing a complex equalization ...In OFDM system ... See full document
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PAPR reduction in OFDM using PTS and DCT technique
... high PAPR value ...large PAPR increases the complexity of digital to analog converter (DAC) and reduces the efficiency of the radio frequency (RF) power ...amplifier. OFDM signal exhibits a very high ... See full document
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PAPR Reduction in MIMO OFDM Using Adaptive SLM Scheme
... a method of digital modulation in which a signal is split into several narrow band channels at different ...frequency. OFDM has offers high data rate transmission with high spectral efficiency, immunity to ... See full document
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Class III SLM and PTS scheme based on variance of correlation analysis PAPR and alternative OFDM signal sequences
... of OFDM to the standard IEEE ...case. OFDM can be viewed as either an adjustment method or a multiplexing ...utilize OFDM is to build the heartiness against recurrence particular blurring or ... See full document
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LOW COMPLEXITY PTS FOR PAPR REDUCTION IN OFDM
... the PAPR. However, the conventional SLM and PTS suffer from higher computational complexity due to several N–dimension inverse fast Fourier transform (IFFT) operations, where N is the number of ... See full document
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PTS TECHNIQUE FOR MIMO-OFDM PAPR REDUCTION
... reduces PAPR. Combining both methods will simultaneously reduce PAPR as well as reduce complexity with no requirement of side information to be ...of PAPR using this combination ... See full document
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PAPR Analysis in OFDM Systems Using PTS Reduction Technique
... a method of Digital Modulation. In OFDM, the signal is split into several narrowband channels at different ...the OFDM is that it divides the frequency spectrum into ... See full document
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