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SPWM
- 用2812实现三相SPWM驱动波形，所实现的SPWM波形载波频率为3kHz,载波比N=60，调制度为0.8，调试已通过可以使用。-By 2812 to achieve a three-phase SPWM driving waveforms implemented SPWM waveform carrier frequency of 3kHz, carrier ratio N = 60, modulation of 0.8, you can use the debugger has passed
PSKmodulation
- 提出一种全新的子载波调制方式盲识别算法,该算法利用ＯＦＤＭ子载波组的统计特性,然后通过推导得到新的基于混合高阶矩的特征量,使得到新的特征量不受信噪比、载波频偏与相位偏移的影响。 -Proposed a new sub-carrier modulation count Blind Identification Method, the method using the statistical characteristics of the OFDM sub-carrier group, an
SPWM_IQmath
- dspspwm波形分析,在对三相正弦波形进行脉宽调制时，主要的参数有： 1.载波比N=Fr/FS 其中：Fr为载波频率；FS为调制波频率 2.调制度 M=US/Ur 其中：US为调制波幅值；Ur -dspspwm waveform analysis, when the three-phase sine wave pulse width modulation, the main parameters are: 1 carrier ratio N = Fr/FS where: F
MPSK-
- MPSK信号基于高阶循环谱估计载波频率matlab的代码-MPSK signals based on higher-order loop carrier frequency spectrum estimation matlab code
costas_DPSK
- 采用costas环进行DPSK解调的程序。输入数据速率2.4Kbps，载波频率12KHz，采样率1.6MHz， 输入数据位宽12位，快捕带为799.617Hz-Costas ring using DPSK demodulation process. Input data rate 2.4Kbps, carrier frequency 12KHz, sampling rate 1.6MHz, the input data 12 bits wide, fast catching band is 79
QPSKTest
- 以2^10个二进制PRBS作为消息码，载波频率为2.4GHz，画出QPSK调制波形的频谱图和 星座图，其中码元速率为5MBaud/s.源码可直接使用。-With PRBS 2 ^ 10 binary code as a message carrier frequency of 2.4GHz, spectrum QPSK modulation waveform drawing and constellation in which the symbol rate is 5MBaud/s. S
sensitivity-of-OFDM-subcarriers-with-CFO
- This program plots sensitivity of OFDM subcarriers with Carrier frequency offset(CFO)
FULLTEXT01
- OFDM Carrier Frequency Offset Estimation
05450128
- 一个在频率选择性衰落信道下的多输入多输出单载波频域均衡系统的介绍-A frequency-selective fading channels introduce multiple-input multiple-output single-carrier frequency domain equalization system
OFDM_Performance_Vs_CFO
- 本代码对OFDM中载波频偏对系统误码率的影响进行了全面的仿真和比较，对加深对OFDM载波同步技术的理解很有帮助-The code in OFDM carrier frequency offset the impact of the system bit error rate of a comprehensive simulation and comparison to deepen the understanding of OFDM carrier synchronization helpful
CAcode
- 学院 GPS系统所有卫星发射的信号共用相同的载波频率和信道时间，所以G 收到的信号不可避免地混合了所有可能的卫星信号，而只有知道目前接收到-Signals share the same carrier frequency and channel INSTITUTE GPS system time of all satellites, the signal G is inevitably mixed with the received satellite signals with all
ELEC_6141_FINAL_PROJECT
- Considered a 16QAM communication system. The information rate is 2 Mb/s and the carrier frequency is 12 GHz. Assumed perfect synchronization. a) Simulated the system if the channel is AWGN and draw bit error rate of the system versus Eb/No. Com
97325516
- A Novel Time and Frequency Synchronization Scheme for OFDM Systems A new training symbol is designed and a novel time and frequency synchronization scheme for orthogonal frequency division multiplexing systems is proposed. The time synchroniza
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- 数据通道剥离伪码后的载频估计,数据通道剥离伪码后的载波估计问题。对直接序列扩频系统的数据通道，假定接收设备已“完美”地锁定接收信号伪码，并实现了伪码剥离其中，信号幅度、电文、载波多普勒和载波相位均未知。电文的速率为10Hz。由于信源与接收端信号传输时延的不确定性，收到的信号电文是从某个未知时刻开始的。 利用数据文件 估计信号幅度、载波多普勒和载波相位-Data channel after stripping pseudo-code carrier frequency estimation
bpsk
- BPSK基于平方谱和四次方谱的载频估计，可以用于BPSK 16QAM MSK信号的载频估计。-BPSK carrier frequency estimation based on square spectrum and fourth power spectrum, can be used for 16 qam MSK BPSK signal carrier frequency estimation
SPWM
- 产生三相SPWM波形 EVA下面的通用定时器T1工作于连续增/减计数模式，产生三角载波，载波频率为 3000Hz，载波比N=60，因此调制波形正弦波的频率为50Hz。本实验中，调制度为 0.8。-Generate three-phase SPWM waveform EVA following general-purpose timer T1 work in continuous up/down counting mode, generate triangular carrier, the car
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
final-review
- 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
zhuomian
- 仿真4-PAM载波调制信号在AWGN信道下的误码率和误比特率性能，并与理论值相比较。假设符号周期为1s，载波频率为10Hz，每个符号周期内采样100个点。 -Simulation 4-PAM modulation signal in AWGN channel bit error rate and bit error rate performance, and compared with the theoretical value. Assuming symbol period for 1s
3
- 用matlab产生符合要求的余旋信源，并设置载波频率，运用DSB调制画出调制后波形。-Using matlab to generate more than spin source to meet the requirements and set the carrier frequency, modulation using DSB modulated waveform draw.