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ofdmpaprbpsk
- 此程序参照了IEEE 802.11a ，使用了52个子载波。理论期望papr为52.但是由加扰器的存在，所有子载波很难一直的调制-Per the IEEE 802.11a specifications, we 52 have used subcarriers. Given so, the theoretical maximum expected PAPR is 52 (around 17dB). However, thanks to the scrambler, all the subcarri
Methodofreducingofdminpapr
- 降低ofdm中papr的方法稀疏矩阵的特性分析-Method of reducing ofdm in papr
indi
- Orthogonal Frequency Division Multiplexing (OFDM) is a spectrally efficient multicarrier modulation technique for high speed data transmission over multipath fading channels. High Peak-to-Average Power Ratio (PAPR), which leads to power inefficiency
05441004
- Multiple input multiple output techniques combined with orthogonal frequency division multiplexing (MIMO-OFDM) provide a promising approach for wireless systems. However, a serious drawback of the OFDM system is the high peak-toaverage power
FirstFollow
- Multiple input multiple output techniques combined with orthogonal frequency division multiplexing (MIMO-OFDM) provide a promising approach for wireless systems. However, a serious drawback of the OFDM system is the high peak-toaverage power
PTSandPeak-cancellation
- 基于 PTS 级联抵消的峰均比抑制性能仿真.提出了 PTS 级联抵消算法，实现对地面数字多媒体广播系统中时域同步正交频分复用信号的峰均功率比的抑制-Simulation on PAPR Improvement Based on Joint Scheme of PTS and Peak-cancellation. New joint scheme of partial transmit sequence (PTS) and peak-cancellation technique was pro
OFDM937321117
- 一个基本的OFDM系统 在matlab上实现 涉及到PAPR 多次限幅滤波-A basic OFDM system related to PAPR repeatedly limiting filter in matlab
fangzhen
- 用各种方法抑制ofdm系统的峰均比，使其峰均比符合性能要求。-Suppress the PAPR of the OFDM system in various ways, so the peak-to-average ratio to meet the performance requirements
demodulation
- 用各种方法抑制ofdm系统的峰均比，使其峰均比符合性能要求。-Suppress the PAPR of the OFDM system in various ways, so the peak-to-average ratio to meet the performance requirements.
precoding_C_test_zuizhong_duibi3
- 用各种方法抑制ofdm系统的峰均比，使其峰均比符合性能要求。-Suppress the PAPR of the OFDM system in various ways, so the peak-to-average ratio to meet the performance requirements.
qam
- 用各种方法抑制ofdm系统的峰均比，使其峰均比符合性能要求。-Suppress the PAPR of the OFDM system in various ways, so the peak-to-average ratio to meet the performance requirements.
PTSandSLM
- In this paper, we have proposed a new PAPR reduction technique in MIMO-OFDM systems. It achieves the result which proves the PAPR of 2×2 MIMO-OFDM systems. The parameters of the simulation are determined by standard IEEE 802.11n. From the sim
QPSK
- OnPerformanceLimitsofDFTSpreadOFDMSystems DFT Spread OFDM has been proposed recently to reduce the Peak to Average Power Ratio (PAPR) of conventional OFDM transmission. Besides PAPR reduction, an important implication of DFT Spreading is that the ind
QPSK
- OnPerformanceLimitsofDFTSpreadOFDMSystems DFT Spread OFDM has been proposed recently to reduce the Peak to Average Power Ratio (PAPR) of conventional OFDM transmission. Besides PAPR reduction, an important implication of DFT Spreading is that the ind
bishemulu
- 作为一个有吸引力的技术， 减轻多径干扰的正交频 分复用（OFDM）已经被广泛应用 在各种广播系统，诸如数字 视频广播（DVB）系统。尽管它的竞争力 属性，OFDM信号的特点是非常高的 峰值对平均功率比（PAPR）的水平。- As an attractive technique in mitigating the multipath interference, Orthogonal Frequency Division Multiplexing
fengjunbi
- 目前已经提出了许多不同的算法来解决OFDM 系统中的PAPR 问题，本章详 细介绍了其中的限幅法、压缩扩张法、星座图扩展法、选择性映射法和部分传输 序列法。在介绍每一种算法时，针对其主要存在的问题进行了相应的改进，使每 一种算法都成为比较实用的算法。-Has put forward a number of different algorithms to solve the problem PAPR OFDM system, this chapter details Fine d
mod16qam
- Multiple input multiple output orthogonal frequency division multiplexing (MIMO-OFDM) is very sensitive to the carrier frequency offset (CFO), which not only affects the channel estimation but also the selection of a minimum error probability based p
CMA_PAPR
- Constant Modulus Algorithm for Peak-to-Average Power Ratio (PAPR) Reduction in MIMO OFDM/A
Paper with its Matlab code
- Genetic algorithm for PAPR reduction in SLM wavelet-OFDM systems with its matlab codes
PST部分传输序列法
- PTS的基本思想是：将输入的OFDM符号X，分割成V个互不重叠的独立的子序列Xv，每个子块向量大小相等且子块中没有继承原符号相应位置的取值为0。经过N点快速傅里叶逆变换后获得时域信号xv，再与相位旋转因子系数bv相乘，最后将每个子块的结果求和。然后将使PAPR最小的旋转因子的最佳组合作为边带信息传送给接收机以恢复信号。 在PTS方法中，可以通过改变子序列的分割方式降低系统计算复杂度和改善系统性能。有三种常用的分割方法：相邻分割、伪随机分割和交织分割。(The basic idea