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dfsdfgsdtgregdfs
- ＯＦＤＭ程序 波形如下 子载波数 128 ％ 位数/ 符号 2 ％ 符号数/ 载波 100 ％ 训练符号数 0 ％ 循环前缀长度 8 (1/16)*T ％ 调制方式 4-QAM ％ 多径信道数 3 ％IFFT Size 128 ％ 信道最大时延 2-OFDM waveform procedures following subcarriers median number of 128% / 2% Symbol Symbol / Carrier 100% Tr
PAPR
- Obtain the CDF plots of PAPR from an OFDM BPSK transmission specified per IEEE 802.11a specification Per the IEEE 802.11a specifications, we 52 have used subcarriers. Given so, the theoretical maximum expected PAPR is 52 (around 17dB). However, tha
wlan_transmitter
- WLAN仿真－发送机 wlan No Comments 设置完系统参数后，开始产生发送数据。 1. 产生随机的发送bit（tx_bits），这里不考虑信道编码。 2. QAM映射 3. 将数据映射到不同载波，形成OFDM符号 4. 产生pilot，并将pilot插入OFDM符号中 5. 加入dc和guard子载波 6. 进行ifft，将频域信号变到时域，并加入循环前缀 7. 对信号进行overlap window 8. 在时域产生short preamb
OFDM_TRail
- OFDM系统，子载波数目1024，前缀数目256，循环数目256，加入了高斯白噪声-OFDM system, the number of subcarriers 1024, the number prefix 256, the cycle number of 256, by adding a Gaussian white noise
Understanding_ofdm
- A simple Octave scr ipt where a BPSK modulated signal is transmitted on the 52 used subcarriers, may be used for understanding generation of an OFDM signal. The scr ipt is loosely based on 802.11a specification.
Rayleigh_ofdm
- OFDM通过瑞丽信道的仿真,在载波数为200，驯良符号数为5，调制方式为QAM-Simulations about OFDM pilots go through the rayleigh channel，that is subcarriers:200,training blocks:5,modulation:QAM,channel delay:5s,simulation condition:synchronise strictly
WML_cppo
- 值得深刻阅读的基于CP的OFDM同步程序这是一个非常好的用于OFDM的基于CP的 最大似然符号定时同步和载波同步的MATLAB仿真程序，经本人深入阅读吸收经典文献，反复编程调试而提炼而成，代码精炼有序序，绝对没有错误，由此程序仿真得到的同步曲线与经典文献完全一致。同仁们阅读此程序一定受益匪浅！ 这里不吝成果，特上载与诸位网友共享。也欢迎同仁们提供更多的优秀程序。 由于文献要求采用N＝1024个子载波 -Worthy of profound reading of the CP-based OF
PTSbutongzikuaishu
- 分析仿真了不同子载波数对OFDM系统部分传输序列方法降低papr的影响-Analysis and simulation of different number of subcarriers partial transmit sequence OFDM system reduce papr impact
papr-pour-ofdm
- In this section, the PAPR performance of the proposed algorithms is shown. To evaluate the PAPR performance, the CCDF is employed. The specification detail of simulation parameters is given in TABLE I. In Fig. 5 is shown the PAPR with a PTS m
MIMO_OFDM1
- 这是mimo ofdm系统的仿真程序，代循环前缀，加性高斯噪声，双发双收的系统，-Channel estimation for a MIMO-OFDM system estimation technique subcarriers
CP-OFDM-system
- CP-OFDM仿真，详细，有资料，有程序。-Matlab file for simulating a cyclic-prefix (CP) orthogonal-frequency- division-multiplexing (OFDM) system with binary phase-shift keying (BPSK) modulation on each subcarrier. CP-OFDM system includes a repetition code an
OFDM_TRail
- OFDM系统，子载波数目1024，前缀数目256，循环数目256，加入了高斯白噪声-OFDM system, the number of subcarriers 1024, the number prefix 256, the cycle number of 256, by adding a Gaussian white noise
BPSK-QPSK-OFDM.tar
- A probable way of reducing PAPR (peak to average power ratio) in OFDM by changing the phase of some of the subcarriers.
802.11a simulink
- 基于WiFi 802.11a协议的无线通信系统的开发 端到端的802.11a的物理层，自适应调制，前向纠错码，ofdm传输，高斯白信道仿真 Viterbi解码等(End-to-end 802.11a physical layer * All mandatory and optional data rates: 6, 9, 12, 18, 24, 36, 48, and 54 Mb/s * BPSK, QPSK, 16-QAM, 64-QAM modulations * Forwa
A Review on analysis of Non-linearities
- Spectrum efficiency and channel robustness are the main key features of orthogonal division multiplexing which one is used in broadband communication. OFDM belongs to multicarrier modulation which carries the data information over many subcarriers. O