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invspwm
- 正弦脉宽调制， 程序给定调制波频率，载波频率，负载功率因数，输出相电压波形，相电流波形。-Sine pwm,the frequecy of modulated wave and carried wave is given in program, also the factor of load.The output is wave of phase voltage and phase current.
freq_mod_sign
- frequency modulated example signal
maikuantiaozhifashengqi
- VHDL语言编写的正负脉宽数控调制信号发生器-VHDL language of the positive and negative pulse-width modulated signal generator NC
bpsk
- 蒙特卡罗仿真正弦信号BPSK调制,仿真随着信噪比的改变而误码率/误比特率的变化。-BPSK modulated sinusoidal signal Monte-Carlo simulation, simulation, signal to noise ratio changes as the bit error rate/bit error rate changes.
das
- Demodulating the signal. DeAmpMod = (1/2).*(ademod(AmpMod,Fc,Fs, amdsb-sc ,num,den)) (ALTERNATIVE APPROACH) DeAmpMod = AmpMod.*Cs Designing butterworth low pass filter. [num,den] = butter(2,.8) F
pink_noise
- 1/f噪声生成程序，由matlab语言实现，1/f噪声又成为pink噪声- This function creates noise with a 1/f spectrum. The noise is then phase modulated so that it can be mixed with a signal to simulate pink noise in the original signal. The noi
spwminveter
- space modulated pwm for use in matlab/simulink environment
20070823003
- 自动识别系统电台的卞要功能是在接收状态将接收到的射频信号解调成高斯最小频移键控(GMSI})比特流以供信号处理板使用 而在发射状态则将来自处理板的9.6 kbps的GMSI}比特流调制成适合发射的射频信号并发射。木电台使用半双工方式工作，共用一副大线，其中发射通路只有一个通道，但可通过微处理器改变调制芯片LMX1501的内部设置数以产生两个频率，然后再经过卜变频得到中心频率分别为162.025 MHz和161.975 MHz的发射信号
digital
- 本例为数字调制信号的制式识别仿真程序，matlab仿真源码-In this case the digital modulated signal format identifying simulation program, matlab simulation source code
mp3_pcm
- 读入mp3文件并进行解码后调制成适合PSTN传输的PCM码-Read into the decoding of mp3 files and modulated into a PCM code for PSTN transmission
qpsk
- 对信号进行QPSK调制后，通过AWGN信道解调误码率的MATLAB仿真。-Of the QPSK modulated signal through the AWGN channel demodulation bit error rate MATLAB simulation.
AD
- 基于原子分解的调频信号参数识别算法估计性能得到了很到的提高-paramater estimation of modulated signal based atomic decomposition
M-PSK
- MPSK调制信号在AWGN信道与瑞利信道等信道下的性能比较-MPSK modulated signals in AWGN channel and Rayleigh channel and other channels in the performance comparison
pwm
- 整个系统以CPLD为核心逻辑控制器件，配以外围测试及试验电路：显示、时钟信号产生电路、蜂鸣器电路和ByteBlaster的数据变换电路，构成正负脉宽数控调制信号发生器。基于CPLD逻辑控制器件构成的正负脉宽数控调制信号发生器是一个单片系统,整个PWM信号控制所需的各种功能都可由CPLD来实现。-The entire system to the core logic control CPLD devices, together with
Matched_filter
- Linear frequency modulated signal generator
QPSK
- oqpsk,qpsk信号的调制与解调并绘制出调制后的图形。-oqpsk, qpsk signal modulation and demodulation, and draw graphics modulated.
relativeamptudebpsk
- It calculates the relative amplitude of the digital modulated signal
qpsksignal
- It gives the simple QPSK modulated signal
ppm
- 经PPM调制的超宽带信号经高斯白噪声信道的系统仿真,给出了时域和频域图-Modulated by the PPM UWB signal by Gaussian white noise channel of system simulation, given the time and frequency domain map
SSB
- 用声卡输出的单边带信号源，SSB下边带信号，载波15KHz，输入声音带宽设为300~3.4KHz，SSB调制后输出带宽为11.6K~14.7KHz，可以给SSB解调器实验做信号源了。-Single-sideband signal with the sound output source, SSB below band signal, carrier 15KHz, enter the voice bandwidth set at 300