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pll_ok
- 完整的锁相环matlab代码实现，其中包括高斯噪声干扰，频差，相差，给出最后频率及相位收敛结果图。重要的是代码中有本人详细注释，易于理解-Complete phase-locked loop matlab code, including the Gaussian noise interference, frequency difference, a difference, given the final results of the frequency and phase diagram con
Phase
- matlab 实现相位分析。信道中分别加入两种噪声：rayleigh和Gaussian-Phase estimation. Rayleigh\Gaussian fadding in the channel
ofdmwaiwen
- 三篇经典的关于ofdm相位噪声抑制的外文资料，是大师的作品，很有参考价值，我考过好几次，受益匪浅。-Three classical phase noise suppression on ofdm foreign materials, is the master work, a good reference, I test several times and benefit.
signal_analysis6
- 时钟信号噪声分析，能把一个带噪声的信号分离为相位噪声谱和信号功率谱，同时能将高频分量分离出来。-Expounded a spectrum analysis software with graphics user interface which developed by Visual C++ 6.0, then used the software to give a dynamic display of the spectrum about jitter data which provided b
spm
- 零啁啾的高斯脉冲自相位调制，可通过改变相移的值发现非线性噪声-Zero-chirp Gaussian pulse self-phase modulation, phase shift by changing the values found in non-linear noise
AnAdaptiveFourDimensionalKalmnFilteforDopplerFrequ
- 用泰勒级数展开的形式表示高动态的载波相位参数, 给出了对高动态载体和各阶频率参数 估计的四阶加权扩展卡尔漫滤波器(EKF) , 以及实现高动态跟踪滤波器必须的状态转移矩阵和动 态噪声协方差矩阵. 计算机模拟实验分析了对载波相位和各阶频率的跟踪结果.-Taylor series expansion with the form that the carrier phase high-dynamic parameters, given the high-order dynamic freq
code
- GPS 跟踪环路性能分析, TCXO, OCXO, XO,不同机动,动态的比较,对相位噪声的影响, 仿真-GPS tracking loop performance analysis, TCXO, OCXO, XO, different motor, dynamic comparison of the impact of phase noise simulation
phase_noise_sim
- 相位噪声的建模分析，单通道建模和仿真，主要参考文献为《effects of LO phase and amplitude imbalances and phase noise on M-QAM transceiver performance》-Phase noise modeling analysis, single channel, the main references is 《effects of LO phase and amplitude imbalances and phase no
Amplifier_mixer_-oscillator
- 放大器、混频器和振荡器的常用参数说明，包括增益、变频增益、相位噪声、三阶截取点、P1dB、插入损耗、输出功率、调谐增益和调谐范围-Amplifier, mixer and oscillator descr iption of the common parameters, including gain, conversion gain, phase noise, third-order intercept point, P1dB, insertion loss, output power, gai
phase-noise
- 专业的分析锁相环相位噪声，射频电路或相关专业人士使用。-phase noise
as
- 基于光纤四波混频DPSK系统相位噪声提取检测和抑制.-Four-wave mixing based optical DPSK system to extract the phase noise detection and suppression.
zhengxianxinhaofashengqi
- 本设计结合了EDA技术和直接数字频率合成（DDS）技术。EDA技术是现代电子设计技术的核心，是以电子系统设计为应用方向的电子产品自动化的设计技术。DDS技术则是最为先进的频率合成技术，具有频率分辨率高、频率切换速度快、相位连续、输出相位噪声低等诸多优点。-The design that combines EDA technology and Direct Digital Synthesis (DDS) technology. EDA technology is the design of mod
the-Performance-of-OFDM-Systems
- 相位噪声是OFDM中影响最大的一个因素，本文详细介绍了相位噪声的模型-OFDM phase noise is one of the most influential factor, This paper describes the phase noise model
1331313
- 频偏 相位噪声的OFDM系统 对信道的估计-The frequency offset phase noise in OFDM system channel estimation
add_phase_noise
- 相位噪声的仿真程序，用以在正弦波上添加相位噪声-phase noise
bian-cong-pin-xinhao
- 研究了重频参差相参脉冲串的频率估计算法。通过脉内相关积累，提高了新序列的信噪比。对新序列的相位差按参差重数抽样平均，减小了等效的相位噪声方差，利用重频参差比解相位模糊，扩大了频偏允许范围，降低了算法的信噪比门限。分析了本算法实现相参频率估计的条件，推导了相应信噪比门限的解析表达式，指出了信噪比门限与信号样本总数、参差重数、参差比之阎的关系。仿真结果表明：上述结论是正确的，在满足信噪比门限条件下，频率估计的精度接近相参脉冲串频率估计的克拉美一罗限(CRLB)。-Frequency Estimati
Phase-and-Frequency-Detector
- 针对锁频锁相器( Phase and Frequency Detector, PFD) 应用于低信噪比、大频偏的条件, 通过理论分析和仿真验证阐述了窗口类型对系统频偏捕获速度、范围、噪声门限及相位噪声抖动的影响机理. 推导出等效相位噪声功率谱密度的表达式. 证明了大窗口具有更低的噪声门限和更小的稳态相位抖动, 但捕获速度较慢. 为了提高捕获速度, 对鉴相器输出值取极性运算得到改进的PFD 算法. 新算法不仅能增加鉴相增益提高捕获速度 还可以减少等效噪声功率谱密度降低相位抖动 同时新算法不需要乘法
PLL
- PLL仿真 设计和仿真一个PLL，分析杂散和相位噪声-PLL simulation
MT-008
- 本文的目的就是提出一种简单的方法来将振荡器相位噪声转换为时间抖动。-The purpose of this paper is to propose a simple method to convert the oscillator phase noise for the time jitter.
add_phase_noise
- 怎样给信号添加相位噪声--------------。-How to add phase noise to the signal.