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毕业设计基于matlab的QPSK系统仿真
- QPSK是英文Quadrature Phase Shift Keying的缩略语简称，意为正交相移键控，是一种数字调制方式。在19世纪80年代初期,人们选用恒定包络数字调制。这类数字调制技术的优点是已调信号具有相对窄的功率谱和对放大设备没有线性要求,不足之处是其频谱利用率低于线性调制技术。19世纪80年代中期以后,四相绝对移相键控(QPSK)技术以其抗干扰性能强、误码性能好、频谱利用率高等优点,广泛应用于数字微波通信系统、数字卫星通信系统、宽带接入、移动通信及有线电视系统之中......理解QP
broadsig_gen
- 宽带信号产生程序，高斯噪声通过滤波器产生，希望对大家有帮助。-this is a wideband signal generation program. Geting broadband signal by make aussian noise go through the filter.
upsampex
- 上采样和内插，使得系统中同时出现的窄带信号和宽带信号能够采用适合本信号的采样率-On sampling and interpolation, making the system at the same time, the narrowband signals and broadband signals can be used for the signal sampling rate
dsp2
- lms自适应算法实现谱线增强，通过该算法可以实现过滤宽带信号，保留窄带信号-LMS adaptive line enhancement algorithm, the algorithm can be achieved through filtering of broadband signals, narrowband signals retained
CP0101_BANDWIDTH
- 由matlab仿真的,超宽带信号中估计带宽程序-By matlab simulation, ultra-wideband signal bandwidth procedure estimated
CP0102_SINPULSE_TWO
- matlab仿真,超宽带信号中,产生固定周期数的正玄信号-matlab simulation, ultra-wideband signal to produce a fixed number of periods is mysterious signal
TOPSforULA
- 宽带信号源测向的一种新方法,TOPS方法的源程序-A new DOA estimation method,TOPS method , for broadband sources
twocircle
- 现今阵列应用中，宽带信号的处理越来越多。由同心圆阵组成的多圈圆形阵列在宽带信号处理上有更强的优势。和单圈均匀圆阵相比，同心多圈圆阵的嵌套设计阵列工作频率范围更宽，同时，灵活性增强。 -Nowadays array applications, the broadband signals in many more and more treatment. By the array composed of many concentric circular ring array of broadban
UWB
- 超宽带信号的生成，以及用UWB信号实现MUSIC算法，得到AOA-Ultra-wideband signal generation, as well as the realization of MUSIC algorithm for UWB signals, the AOA
zishiyin
- 1.设计自适应信号分离器，用以从白噪声中提取周期信号。其中选取正弦信号s=sin(2*pi*t/10)为周期信号，宽带噪声信号为高斯白噪声，设置参考通道延迟为50。 2.宽带信号中的窄带干扰抑制实际上是自适应信号分离的一种应用，借助自适应信号分离器可以方便的实现窄带干扰的对消。-1. Design of adaptive signal separator, used to extract from the white noise periodic signal. The extraction
UWB_PPM_RECEIVER
- 这是一个超宽带PPM接收机的程序，用于接收超宽带信号，是用MATLAB编程的-This is an ultra-wideband PPM receiver procedures for receiving ultra-wideband signals,and it is programmed MATLAB
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
PPM_TH_UWB
- 该段程序包括跳时超宽带信号的产生及其频谱特性-The section of program, including UWB signal generation and spectrum
CP0202
- 应用matlab生成直接序列超宽带信号（已经调试通过）-Application matlab direct sequence ultra-wideband signal generation
CP0203
- 应用matlab产生多频带超宽带信号（已经运行通过）-Application matlab multi-band UWB signal generated
tops
- 一篇关于TOPS的有用宽带信号测向方法，一篇关于TOPS的有用宽带信号测向方法-TOPS useful article on the method of measurement of broadband signals, a broadband signal on the TOPS useful method of finding
MATLAB
- 自适应信号 利用自适应信号分离器，可以有效的从白噪声中提取周期信号。现选取信号为正弦信号 ，宽带噪声信号为高斯白噪声，延迟D=50；收敛因子为 和 时的滤波效果。-Adaptive signal using adaptive signal separator, white noise can be effectively extracted from the periodic signal. Select the signal is sinusoidal signal, broadband no
zishiying
- 利用自适应滤波法研究从宽带信号中提取单频信号的方法-Adaptive filtering of broadband signals from a single frequency signal extracting method
DOA（ISM）MATLAB程序
- 宽带信号DOA估计的非相干信号子空间（ISM）MATLAB程序(incoherent signal subspace (ISM) MATLAB program for DOA estimation of wideband signals)
阵列信号理论应用程序
- MATALB 程序\1.MUSIC算法MATLAB程序 0 2019-04-27 MATALB 程序\1.MUSIC算法MATLAB程序\doa_music.m 1122 2010-08-16 MATALB 程序\10.L型阵下基于2D-MUSIC的二维DOA估计算法 0 2019-04-27 MATALB 程序\10.L型阵下基于2D-MUSIC的二维DOA估计算法\main_2d_doa_music.m 1233 2012-12-02 MATALB 程序\11.一阶前向预测的DOA估