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kuopin
- 信号用m序列进行扩频，成型滤波和BPSK调制后经过信道发送到接收端，接收端进行解扩解调-Using m sequence spread spectrum signal, after forming filter and BPSK modulation channel is sent to the receiver, the receiver to enlarge demodulation
dscdma
- 直接序列扩频（Direct Sequence Spread Spectrum）工作方式，简称直扩方式（DS方式）。就是用高速率的扩频序列在发射端扩展信号的频谱，而在接收端用相同的扩频码序列进行解扩，把展开的扩频信号还原成原来的信号。-irect Sequence Spread Spectrum (Direct Sequence Spread Spectrum), hereinafter referred to as Direct expansion mode (DS). Is a high ra
Receive-Research
- 基于解相关多用户检测的并行组合扩频通信系统接收技术研究-Receive Research Decorrelating concurrent multi-user detection based on a combination of spread spectrum communication system
CDM
- 进行CDMA复用的子函数，可以根据用户信号的路数自动调节扩频比，包含对应的解复用程序，经验证可用。-Functions for CDMA multiplexing, the user can be automatically adjusted according to the ones of the spreading ratio of the signal, including the corresponding demultiplexing process, proven available
spread-frequency
- 扩频通信系统仿真实验, ①传输的数据随机产生，要求采用频带传输（BPSK调制）； ②扩频码要求采用周期为31的m序列； ③仿真从基站发送数据到三个不同的用户，各不同用户分别进行数据接收； ④设计三种不同的功率延迟分布，从基站到达三个不同的用户分别经过多径衰落（路径数分别为2，3，4）； ⑤三个用户接收端分别解出各自的数据并与发送前的数据进行差错比较。-Spread spectrum communication system simulation
kuopin.m
- 直接序列扩频通信系统仿真程序 生成的信息码的波形图 扩频码如图 PSK调制后的波形 解调后的波形 解扩并滤波后的波形 -The waveform in Figure PSK modulated waveforms direct sequence spread spectrum communication system simulation code information generated spreading code waveforms despreading and
kuopin
- 混合扩频DS/FH仿真程序，从原始信号通过伪随机码，跳频码转变为混合扩频信号，再依次解跳解扩，最后通过低通滤波器恢复出信号。-Hybrid spread spectrum DS/FH simulation program, from the original signal by pseudo random code, frequency hopping code into a hybrid spread spectrum signal, and then hopping despreading,
CDM
- 进行CDMA复用的子函数，可以根据用户信号的路数自动调节扩频比，包含对应的解复用程序，经验证可用。-Functions for CDMA multiplexing, the user can be automatically adjusted according to the ones of the spreading ratio of the signal, including the corresponding demultiplexing process, proven available
CDMA-SYSTEM
- CDMA系统仿真 扩频调制级解扩 实现码分多址-CDMA spread spectrum modulation level system simulation realize CDMA despreading
error-rate-analysis
- 直接序列扩频通信系统误码率分析,主要过程为基带信号生成，扩频，解扩，误码率分析-Direct sequence spread spectrum communication system BER analysis, the main process for the baseband signal generation, spreading, despreading, BER analysis
MMSE
- MMSE检测器matlab仿真，代码工作流程为：发送序列->调制->扩频->AWGN->解调->解扩->MMSE检测器-MMSE detector matlab simulation
IS95
- 实现IS-95功能的仿真程序，包括数据产生、扩频、调制、解扩、解调、误码统计等功能-The simulation program of IS-95, including data generation, spread spectrum, modulation, despreading, demodulation, error statistics function,.etc
DSSS2
- 直接序列扩频，利用MATLAB程序实现对原信号的扩频与解扩，有利于信号的抗干扰传输-Direct sequence spread spectrum, use the MATLAB program for spreading and despreading the original signal, the signal interference in favor of transmission
Direct-sequence-spread
- 发射机的设计是采用m序列来扩展二进制数据流，将其扩频为宽频信号，并采用QPSK调制方式将信号调制后发送出去。信号经过AWGN信道传输到接收端。接收机采用相干解调原理解调信号，采用的解扩码序列与发射机扩频码序列完全相同，信号经解扩调制后，带宽恢复原始宽度。-Transmitter design is the use of m sequence to expand the binary data stream, the spread spectrum is a broadband signal, a
DS_CDMA-Channel-Estimation
- DS_CDMA通信系统信道估计，采用的基于导频的LS算法，还包括扩频调制、解扩等基本CDMA系统程序。-DS_CDMA communication systems channel estimation, the LS algorithm based on pilot, including spread spectrum modulation and algorithm to CDMA system program.
DS_CDMA
- 很好的一个扩频程序 包括 调制 滤波 扩频 信道 解调 解扩-Good spreading modulation filtering program includes mediation solution spread spreading channel etc.
KPTX
- M序列的产生，扩频，调制，解调，解扩，最后通过低通滤波器。-Generation of M sequences, spread spectrum, modulation, demodulation, solution expansion, and finally through low pass filter.
DSSS_MATLAB.RAR
- DSSS的MATLAB 源代码，包括发端，编码，扩频，调整，以及收端链路，解扩，解调等-DSSS MATLAB SOURCE CODE
MATLAB CDMA同步信道仿真
- MATLAB CDMA同步信道仿真 同步信道原始序列产生、卷积、重复、交织、扩频、加扰、解扰、解扩、解交织、解重复、解卷积一套。
dscdmamodem
- 扩频通信技术是一种信息传输方式，其信号所占有的频带宽度远大于所传信息必需的最小带宽；频带的扩展是通过一个独立的码序列来完成，用编码及调制的方法来实现的，与所传信息数据无关；在接收端则用同样的码进行相关同步接收、解扩及恢复所传信息数据。-Spread spectrum communication technology is a way of information transmission, the band width of the signals than preaching informat