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QAMXIANGP
- 本程序仿真了16QAM信号的载波相偏估计的HOS算法，整个算法实现分为（1）模拟发送端发送16QAM信号；（2）加入相偏来模拟通过信道后有相偏的测试信号；（3）利用HOS算法进行相偏估计与纠正；（4）输出星座图。-This procedure simulated a 16QAM signal carrier phase offset estimate of the HOS algorithm, the algorithm is divided into (1) analog transmitte
PSK_carrier_timing_est
- PSK信号载波相位符号定时联合估计程序-PSK symbol timing signal joint estimation of carrier phase process
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
MILES
- 一种去相关最小二乘的载波相位整周模糊度解算-carrier phase
vsb
- 数字电视接收机载波相位同步算法研究 数字电视接收机载波相位同步算法研究-Digital TV receiver carrier phase synchronization algorithm for digital TV receiver carrier phase synchronization algorithm
chengxu
- 载波相位调制解调4相PSK的比特误码率与理论差错概率原程序系统的性能分析与模拟 -Carrier phase 4 phase PSK modulation and demodulation bit error rate of the original program with the theoretical error probability analysis and simulation of system performance
48
- OFDM系统的PAPR性能与分割方式有关，但除此之外还与输入数据的子分组数V、相位集合中的相位数P以及子载波数量N有关。下面，对各种条件下PTS-OFDM系统的性能进行了仿真。-PAPR performance of OFDM systems and partitions the way, but in addition to the input data, the number of sub-group V, number of phases in the collection phase P
PWM-of-STATCOM
- 关于链式STATCOM的PWM控制策略的探究，并详细介绍了载波移相控制方式-On the PWM control strategy for STATCOM chain to explore, and details of the carrier phase shift control
PWM-about-STATCOM
- 关于链式STATCOM的PWM控制策略的探究，并详细介绍了载波移相控制方式-On the PWM control strategy for STATCOM chain to explore, and details of the carrier phase shift control
CPLD-based-of-PWM
- 基于DSP&CPLD的载波移相多电平PWM实现的研究-DSP & CPLD-based carrier phase multi-level implementation of PWM
costas_ClosedLoop
- A Costas loop is a phase-locked loop used for carrier phase recovery from suppressed-carrier modulation signals, such as from double-sideband suppressed carrier signals. It was invented by John P. Costas at General Electric in the 1950s. Its inventio
costas_ClosedLoop_IIR
- A Costas loop is a phase-locked loop used for carrier phase recovery from suppressed-carrier modulation signals, such as from double-sideband suppressed carrier signals. It was invented by John P. Costas at General Electric in the 1950s. Its inventio
sixiangzaibosheji
- 本代码采用Altera公司的FPGA为主控芯片，以开发软件QuartusⅡ为工具。采用EDA设计中的自顶向下与层次式设计方法使用精简的DDS算法完成了输入为14MHz，输出四路频率为70MHz的四相序正弦载波（相位分别为0°、90°、180°、270°）的设计。利用Verilog HDL语言进行了程序设计并用QuartusⅡ对设计进行了仿真，验证了其正确性。-DDS algorithm with simplified input for the completion of 14MHz, 70M
nana
- 三电平载波同相层叠PWM方法谐波频谱分析及滤波器设计-Carrier-phase three-level PWM method cascading harmonic spectrum analysis and filter design
am
- 该算法实现的是相位调制的功能，是载波的相位对其参考相位的偏离值随调制信号的瞬时值成比例变化的调制方式-The algorithm is a function of phase modulation, the carrier phase is the phase deviation from its reference value with the modulated signal proportional to the instantaneous value of changes in modu
GPS-real-time-kinematic-positioning
- 主要讲述了如何利用GPS载波相位实现单点精密定位的算法和编程实现-Focuses on how to use the GPS carrier phase single-point precision positioning algorithms and programming
2DPSK
- vhdl,Digital phase modulation is also known as phase shift keying, 2DPSK is binary differential phase shift keying, is a kind of digital phase modulation. Digital phase modulation using carrier phase change to transmit digital signal, usually can be
Cosgrove-Software-Model-Zip-Folder
- The is a fully functional GPS SDR. It can accept real data or simulate its own data. It performs correlation, signal parameters discrimination, and loop filtering both code and carrier with the option of carrier loop aiding of the code loop. There ar
1
- QPSK利用载波的四种不同相位来表征数字信息。由于每一种载波相位代表两个比特信息，因此，对于输入的二进制数字序列应该先进行分组，将每两个比特编为一组，然后用四种不同的载波相位来表征。我们把组成双比特码元的前一信息比特用a代表，后一信息比特用b代表。双比特码元中两个信息比特ab通常是按格雷码排列的，它与载波相位的关系如表1-1所示，矢量关系如图1-1所示。图1-1（a）表示A方式时QPSK信号矢量图，图1-1（b）表示B方式时QPSK信号的矢量图。 -should first group,
psk31_9b_12a
- PSK31 Model with Symbol Timing and Carrier Recovery-This model implements a communication standard known as PSK31. The transmit portion of the model can either synthesize the PSK31 signal, or use real world signals that were captured as Wave files.