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SpreadSpectrum1
说明: CDMA的信道估计S函数 ,希望对大家有用(CDMA channel estimation of the S function, in the hope that useful)
- 2008-11-25 22:15:47下载
- 积分:1
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802.11a
说明: 802.11a的方针,有维特比编译码,较之于结交志(the Matlab/Simulink system, matched filtering, carrier recovery, rehabilitation Timing important module, the better modulation and demodulation system 16Qam understanding)
- 2010-05-04 21:03:10下载
- 积分:1
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chap3
典型隶属函数仿真程序 matlab仿真 (Typical membership function simulation program matlab simulation)
- 2010-05-22 11:16:49下载
- 积分:1
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MATLAB
移动通信实验MATLAB仿真程序代码,包括1AWGN信道中BPSK调制系统的BER仿真计算,2移动信道建模的仿真分析,3CDMA通信系统仿真(Mobile communication experiment MATLAB simulation program code, including 1AWGN channel BPSK modulation system BER simulation calculation, the mobile channel modeling simulation analysis, 3CDMA communication system simulation)
- 2012-11-13 19:11:26下载
- 积分:1
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BP
说明: BP神经网络的预测实例分析并附有详细的解释(Examples of BP neural network forecasting analysis together with a detailed explanation)
- 2015-04-22 10:42:52下载
- 积分:1
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VR
说明: 用于进行变量降维的matlab程序,大家可以试一试,很有效哟(Variable Reduction Testbench MATLAB modules,it is very effective, we can try, very effective ..............)
- 2009-12-16 16:21:55下载
- 积分:1
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math3
Matlab经典算法程序之规划问题,包含PPT讲义,可对照程序进行学习(Matlab classic algorithm of planning procedures, including PPT handouts can control procedures for learning)
- 2009-01-15 12:13:33下载
- 积分:1
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voice
设计了fir语音频段的低通、带通、高通滤波器。
可以用于语音信号处理。(A pile of fir filters are designed in this file, including lpf,bpf and hpf.)
- 2010-05-23 10:53:48下载
- 积分:1
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项目4
说明: 任务:设计一个4×2.5Gbit/s 长距离光纤传输系统,并利用OptiSystem 仿真验证。
要求:
1.采用波分复用技术,波长设置以100GHz 为间隔,频率分别为193.1THz、193.2THz、193.3THz、193.4THz,每个波长传输速率为2.5Gbit/s(NRZ),传输距离为300km。采用常规光纤,光纤损耗系数为0.25dB/km。
2.单通道光发送机最大输出功率为0dBm,光接收机的接收光功率不低于-26dBm,过载点为-10dBm。
3.可以采用EDFA 作为线路放大器,其中EDFA 的输入功率限制在-18~2dBm,最大输出功率20dBm,增益范围为13~25dB,噪声指数4.0dB。(Task: Design a 4 x 2.5 Gbit/s long-distance optical fiber transmission system, and use OptiSystem simulation to verify.
Requirement:
1. Using wavelength division multiplexing technology, the wavelength is set at 100GHz intervals, with frequencies of 193.1 THz, 193.2 THz, 193.3 THz and 193.4 THz, respectively. The transmission rate of each wavelength is 2.5 Gbit/s (NRZ), and the transmission distance is 300 km. The loss coefficient of conventional optical fibers is 0.25dB/km.
2. The maximum output power of a single-channel optical transmitter is 0 dBm, and the receiving power of an optical receiver is not less than -26 dBm, and the overload point is -10 dBm.
3. EDFA can be used as line amplifier, where the input power of EDFA is limited to - 18-2dBm, the maximum output power is 20dBm, the gain range is 13-25dB, and the noise index is 4.0dB.)
- 2019-05-13 09:39:41下载
- 积分:1
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annexamples
Matlab编写BP的入门程序,适合初学者!(Matlab entry procedures for the preparation of BP, suitable for beginners!)
- 2007-10-31 18:13:36下载
- 积分:1