搜索资源列表
621752841carrier
- dsss用Matlab实现直接序列扩频接收机,包括了扩频解扩,数字调制-dsss with the direct sequence spread spectrum receiver, Matlab, including the despreading of spread spectrum, digital modulation
SpreadSpectrum1
- 直接序列扩频通信的仿真,包括CDMA 系统,以及串并变换-Simulation of direct sequence spread spectrum communication, including CDMA systems, and string and transform
dpsk-dsss
- 本人仿真的DPSK-DSSS系统,对学习和了解扩频通信的同学们很有用。-simulink the dpsk-spread spectrum system is valueable...
m-sequence
- 利用matlab仿真扩频通信中m序列的生成-Use matlab to simulate the generation of m sequence in the spread communication
DSSS
- 基于matlab的直接序列扩频系统抗干扰性能仿真-Simulation of Anti-jamming Performance of Direct Sequence Spread Spectrum Communication System Based on MATLAB
bpsk
- 直接序列扩频,调制部分采用2psk,通过瑞利信道-Direct sequence spread spectrum, modulation part is 2psk.
07950213
- 扩频通信系统仿真 ——系统将基带信号(即信息)的频谱扩展至很宽的频带上,然后再进行传输,即将欲传输的信息数据用伪随机序列编码调制,实现频谱扩展,然后通过信道编码发送出去;接收端采用与发送端完全相同的伪随机序列作为本地解扩信号进行相关处理,以恢复信息,最后进行解调,完成整个系统的接收。-Simulation of spread spectrum communication system- the system baseband signal (ie, information) be extende
Spread-spectrum-modulation
- 扩频调制仿真信号输入 扩频调制仿真模块 扩频调制仿真信号输出-Spread spectrum modulation simulation signal input spread spectrum modulation simulation module spread spectrum modulation simulation signal output
main_encode
- 直序扩频通信系统仿真实例 程序代码 simulingk仿真-Direct Sequence Spread Spectrum Communication System Simulation simulation code simulingk
cdma
- 实现扩频系统。信源产生,扩频,基带成型后加噪声,解扩,低通。判决-Achieve spread spectrum system. Source production, spreading, baseband shaping, add noise, despreading, low-pass. Judgment
Direct_Sequence_Spread_Spectrum
- 这是关于直接序列扩频通信系统的DS-CDMA方式的仿真设计,系统主要分为发送机和接收机两部分,包括17个可用于SIMULINK仿真的S-FUNCTION代码M文件,和一个MATLAB源程序的DOC文件,程序都有详细的注释。-This is a direct sequence spread spectrum communication system on the DS-CDMA mode simulation design, the system can be divided into two p
Gardner_Symbol_synchronization
- 这是用Gardner算法做的载波同步,其中用到了扩频系统中的PN序列,程序经过仿真,结果正确-Gardner Symbol synchronization
1
- 基于MATLAB_Simulink的扩频通信系统仿真及抗干扰研究 -Spread Spectrum Communication System Based on MATLAB_Simulink simulation and interference studies
基于FPGA直接序列扩频系统的设计
- 针对一般无线通信系统抗干扰、抗噪声以及抗多径性能力差的缺点,提出了一种基于FPGA 的直接序列 扩频系统设计。该设计采用63 位的pn 码作为扩频调制的码序列,在发送端,对信息码进行扩频调制; 在接收端,对 收到的扩频调制信号进行解扩,增强了系统的抗干扰性和可靠性。同时在Altera 公司的Quartus II 软件中,使用硬件描 述语言VHDL 和原理图相结合的方法进行了电路的设计实现。通过把电路下载到Altera 公司的CycloneIII 的 EP3C10E144C8N 芯片中调试
直扩MSK
- 直扩MSK通信链路的仿真程序。PN码采用m序列,周期可自行改动。接收端解扩解调同时进行。亲测可用。(Simulation program of DSSS MSK communication link. PN code uses m sequence, the cycle can be changed by itself. Simultaneous demodulation and demodulation are carried out at the receiver. Pro test ava
aaa
- 扩频中的一个小仿真,基带信号扩频调制 ,然后发送。接收方接收信号,解调,解扩(Spread spectrum in a small simulation)
DS扩频仿真
- 该系统由matlab实现,包括信号的产生、传输、调制、解调、解码等一系列的过程的模拟。(Direct Sequence Spread Spectrum)
tongxin
- 涵盖了卷积编码,扩频通信和DPSK调制程序,其中的DPSK部分可酌情参考(It covers convolutional code, spread spectrum communication and DPSK modulation program, in which the DPSK part can be referenced as appropriate)
DS_FH
- fpga与通信系统的结合设计,对初学者会有一定的启发,扩频通信系统(to strengthen your ability and combine the programmer with the technology of spectrum system)
混沌扩频
- 将logistics映射应用到ofdm系统中,并采用不同种解调方法(Logistics mapping is applied to OFDM system, and different demodulation methods are adopted)