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YYY_DSSS
设计一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN信道。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。(Designed a four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modulation, AWGN channel for the wireless channel. At the receiving end for despreading, demodulation, judgments, through the simulation to be one of a user' s bit error rate and SNR of the simulation results.)
- 2009-03-12 23:17:16下载
- 积分:1
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BYS
本程序针对信号检测与估计中极大极小化准则的仿真,画出贝叶斯风险曲线、极大极小化风险等,帮助大家更好理解极大极小化准则。(This procedure for signal detection and estimation of the minimax criterion simulation, draw the Bayesian risk curve, greatly minimizing risk, to help you better understand the enormous minimization criterion.)
- 2020-11-23 17:19:34下载
- 积分:1
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chuandianzutiaosu
直流电机的串电阻启动仿,主要基于simulink(Series resistance of the DC motor start simulation)
- 2015-04-19 15:39:36下载
- 积分:1
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LGPowerXB
涡旋光束,幂指数涡旋光束,新型光束,捕获粒子,特殊光学(Vortex beams, exponential vortex beams, the new beam, trapped particles, special optical)
- 2015-09-06 12:54:14下载
- 积分:1
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gudaopanduan
对解列的一个网络,判断出其子系统的个数及每个子系统的节点及其支路(For splitting a network, determine the number of its subsystems and each subsystem node and branch)
- 2013-07-15 15:55:58下载
- 积分:1
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crnlearning
A Simple Sequential MAC Protocol for CRN Learning
- 2015-03-07 04:21:05下载
- 积分:1
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npe
defines for no boardlevel antenna diversity.
- 2015-03-14 12:11:54下载
- 积分:1
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find
基于质心计算和背景抑制的亮斑中心精确定位(Precise positioning of bright spot center based on centroid calculation and background suppression)
- 2015-09-29 12:22:13下载
- 积分:1
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wanzhengchengxu
信号在信道进行传输时,经常会出现串扰,采用基于最大似然序列估计(MLSE)的电子色散均衡器的方法,克服光纤通信中的由各种色散引起的码间干扰。
研究基于最大似然序列估计(MLSE)的均衡器,采用维特比算法实现,用matlab仿真出采用MLSE后的性能指标(眼图和误码率)的提升。
(Signal transmission channel, often occur crosstalk, based on the maximum likelihood sequence estimation (MLSE) method for electronic dispersion equalizer, overcome the optical fiber communication in a variety of dispersion caused by intersymbol interference.
Research Based on the maximum likelihood sequence estimation (MLSE) equalizer, using the Vitby algorithm, the performance index using MLSE after matlab simulation (eye diagram and bit error rate) promotion.)
- 2014-07-31 10:12:36下载
- 积分:1
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function
this is a matlab program for function
- 2009-10-29 01:18:02下载
- 积分:1