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IIR-weina
利用因果iir维纳滤波器对信号进行滤波,优化噪声的影响
(Iir using causal Wiener filter for filtering the signal to optimize the effects of noise )
- 2013-11-21 09:22:09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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Moro
moro转换算法,将0-1均匀分布转换为标准正态分布(moro conversion algorithm will convert the 0-1 uniform distribution to standard normal distribution)
- 2010-07-28 11:05:40下载
- 积分:1
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tu
说明: matlab绘制三维地形图,包含数据和程序,是2011建模题(sfhjrt rtrthrth)
- 2011-09-09 23:49:23下载
- 积分:1
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QPSK-modulation
qpsk调制 信道仿真 采用蒙特卡洛 信号和噪声随机生成,莱斯信道(qpsk modulation and channel simulation using Monte Carlo signal and noise randomly generated, Rice channel)
- 2013-11-12 21:20:54下载
- 积分:1
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EKF_UKF
扩展卡尔曼滤波算法以及不敏卡尔曼滤波算法的比较(the comparison between EKF and UKF)
- 2013-11-14 09:09:16下载
- 积分:1
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lvbo
一个带通滤波器,模拟Gelileo卫星中频滤波,显示频谱。(A band-pass filter, an analog IF filter Gelileo satellite.)
- 2013-12-15 12:33:37下载
- 积分:1
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讲解编程风格的一本书
非常经典的讲解编程风格的一本书,欢迎大家下载(Programming style is very classic, a book to explain, are welcome to download)
- 2010-11-25 14:22:57下载
- 积分:1
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Batch_hlb
一个批量调度的源代码,没有实际使用,但提供了一种实现的思路(A batch scheduling source code, no actual use, but provides a realization of the idea of)
- 2010-01-16 21:39:46下载
- 积分:1
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GaBP_src
说明: 关于 压缩传感 的 经典程序 不过想要看懂非 一朝一夕 之事 的慢慢品位研究 (Compressed sensing on the classic procedure, but you want to read a short span of taste of things slowly)
- 2011-03-28 15:19:43下载
- 积分:1