搜索资源列表
Spread Spectrum 07
- SPREAD SPECTRUM MODULATION TECHNIQUES -spread spectrum - those modulation methods that are producing a signal whose spectrum is more wider than of the data signal, the occupied frequency band being independent by the signal of data band. -The sig
cdma.rar
- 直接序列扩频的缩写（DS-SS ） 二相相移键控（BPSK） matlab源代码,An acronym for Direct Sequence Spread Spectrum (DS-SS) two-phase phase shift keying (BPSK) matlab source code
Q_DSSS
- 直扩码分多址DS-CDMA是利用高速的WALSH正交码序列作为地址码，与多用户信息数据相乘得到信息数据的直接扩频信号，再经过BPSK调制后发送出去，经过AWGN无线信道的传输后，在接收端与本地产生的地址码进行相关检测，从中将地址码与本地码一致的用户数据选出，把不一致的用户数据删除。-DS-CDMA DS-CDMA is the use of high-speed WALSH orthogonal code sequences as address code, with multi-user in
DS_BPSK_TX
- This m file generates a DS BPSK transmitter(spread spectrum) using PRBS s which are modulus 2 added(exclusive ored)with the message and then used to BPSK modulate a carrier.
DS_BPSK
- DS扩频，BPSK在扩频系统中瑞利信道下的性能仿真-DS spread spectrum BPSK spread spectrum system performance under the Rayleigh channel simulation
rakereceive_kron
- 本程序仿真了AWGN信道下，采用DS扩频对bpsk信号的影响，扩频码采用walsh码，扩频因子16； 接收端进行rake接收，然后分集合并，比较了三种分集方式对误码率的影响 从图像可以看出在扩频因子较高的情况下，最大比值合并与等增益合并性能相近-This program simulates the AWGN channel, using DS spread spectrum signal for bpsk influence spreading code using walsh code
dscdma
- 一个简单的直扩系统，包含卷积编译码，BPSK调制，M序列扩频-A simple DS system, including the convolution coding and decoding, BPSK modulation, M-sequence spread spectrum
DS
- 实现直扩系统的simulink仿真，采用BPSK调制，可以直观理解直接序列扩频通信系统的工作原理(The realization of direct sequence spread spectrum communication system can be understood intuitively by the realization of Simulink simulation of DSSS and BPSK modulation.)