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HighFrequency
- 电子通信类高频电路实验材料，含四个实验，分别是高频小信号调谐放大器、高频功率放大器、正弦波振荡器、振幅调制器-High-frequency circuits of electronic communications class experimental materials, including four experiments, namely, small-signal high-frequency tuned amplifier, high-frequency power amplifiers
QPSK
- 这是基于SPW仿真软件，做的QPSK信号产生、调制、解调的性能仿真图样-This is based on SPW simulation software, to do QPSK signal generation, modulation, demodulation performance simulation of pattern
MSK
- 关于MSK 信号的相关调制解调和非相干调制解调的有用资料，包含部分代码-With regard to MSK modulation and demodulation signal-related and non-coherent modulation and demodulation of the useful information, including part of the code
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 木电台的接收则分为二路，其解调芯片都是用TA31136来实
gmsk
- ：为了论证高斯最小频移键控(GMSK)信号在时域和频域的相互关系，分析了GMSK信 号调制原理和滤波器传递函数，建立了GMSK调制和解调模型。-: In order to demonstrate Gaussian Minimum Shift Keying (GMSK) signal in time domain and frequency domain, the relationship between the analysis of GMSK signal modulation princ
lq
- 利用MATLAB强大的图形处理功能，符号运算功能和数值计算功能，实现连续时间非周期信号频域分析的仿真波形； 1、用MATLAB实现典型非周期信号的频域分析； 2、用MATLAB实现信号的幅度调制； 3、用MATLAB实现信号傅立叶变换性质的仿真波形； -The use of MATLAB powerful graphics processing capabilities, symbolic computing and numerical computing capabilitie
leidaxitongfangzhen
- 雷达系统仿真，完成巴克码的调制与解调功能，完成脉压信号的参数检测功能-radar simulation
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
spwm
- 以高性能数字信号处理芯片TMS320F2812为核心,设计生成了基于不对称规则采样算法的SPWM波形,键盘输入参数设定调制波频率。本文首先分析了不对称规则算法的原理,接着设计了基于TMS320F2812芯片的软件设计流程,最后在数字示波器上显示了实验波形-To high-performance TMS320F2812 digital signal processing chip as the core design is generated based on asymmetric rule sa
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 the external test and the test
SSB
- MATLAB实现信号的单边带调制 希尔伯特变换-MATLAB and the signal is single sideband modulation Hilbert transform
2
- 多媒体信号的量化索引调制(QIM)数字水-Multimedia signal quantization index modulation (QIM) digital water ~~~~~~~~~
BPSK
- 很好很强大,是关于双极性基带数据信号对载波进行角度调制产生BPSK信号的，有用的就下取用-strong，just for student who need it.
noTHtransmitPAM
- 此函数用于产生脉冲超宽带系统的训练序列的波形。输出参数有三个：bits--发送的数据,stx--发送的信号,ref--参考信号 发送端调制方式为TH-PAM-The emerging ultra-wideband (UWB) system offers a great potential for high data rate wireless multimedia applications of the home entertainment and industry, as well
dangonghujiao
- 设计并制作一个发射频率在30MHz~40MHz之间自行选择，发射峰值功率不大于20mW(50 假负载电阻上测定)的主站来传送一路语音信号，射频信号带宽及调制方式自定-Design and production of a transmitter frequency 30MHz ~ 40MHz to choose between the emission peak power less than 20mW (50 false load resistance on the determination
sigal-tackle
- 它是有关信号的调制解调以及信号的分析处理的程序。-It is about the signal modulation and demodulation and signal analysis and processing procedures.
QPSK_OQPSK
- 使用数值仿真和电路实验的方法,对Q PSK ( quadrature phase shift key ing)和OQ PSK ( off2 set quadrature phase shift keying)调制信号通过功率放大器后的频谱扩散问题进行了探讨。-Numerical simulation and circuit experiment using the method of Q PSK (quadrature phase shift key ing) and OQ PSK (off
bpsk--through-Rayleigh
- BPSK调制信号的时序波形，并通过瑞利衰落信道-BPSK modulated signal timing waveformsand through TheRayleigh Fading Channel
FILE
- 基于PIC的基准电压产生程序，中断程序，脉冲调制信号程序，过流保护程序-PIC-based reference voltage generation process, interrupt the program, the pulse modulation signal process, over-current protection program, etc.
2DPSKmodulation
- 输入信号经过电路板进行2DPSK 调制，输出应为初始相位交替变化的正弦波，相位变化规律应符合2DPSK 调制原理。-Input signal through the circuit board 2DPSK modulation, the output should be the initial phase alternating sine wave, the phase variation should be consistent with the principle of 2DPSK mod