2) weak turbulence channel
弱湍流信道
1.
The paper introduces LDPC as the channel code in ALC, and discusses the performance of LDPC in Gauss channel and weak turbulence channel, then aments the decoding algorithm of LDPC.
引入LDPC码作为大气光通信的信道编码方式,采用PPM调制方式,讨论了在高斯信道和弱湍流信道中,在PPM调制下应用LDPC码的差错性能,并对LDPC的log-BP译码算法进行一些相应的修正。
2.
Then,it discusses the error performance through PPM and RS code in Gauss channel and weak turbulence channel,and compares the error performance in the system with RS code with the uncoded system.
引入了RS码作为大气光通信的信道编码,讨论了在高斯信道和弱湍流信道下,基于PPM调制和RS编码大气光通信系统的性能,仿真比较了未编码与编码系统的差错性能,仿真结果表明,在相同的差错性能条件下,编码增益提高2~3 dB,在高斯信道中的差错性能优于弱湍流信道。
3) theory of weak turbulence
弱湍流理论
4) low swirl turbulent flame
弱旋湍流火焰
5) turbulence
[英]['tɜ:bjələns] [美]['tɝbjələns]
湍流
1.
Gas-solid two-phase model of raceway considering particle influence on turbulence;
考虑颗粒对高炉风口回旋区湍流影响的气固两相模型
2.
Ultra-fine comminution of LDPE with turbulence milling at atmospheric temperature;
常温下低密聚乙烯的湍流超细粉碎研究
3.
Measurement and research on the turbulence parameters in the cyclone tube;
旋风管内湍流运动参数的测量与研究
6) turbulent flow
湍流
1.
Flow resistance researches for SK static mixer tube of turbulent flow;
SK型静态混合器流体湍流阻力的研究
2.
A mathematical model for swirling turbulent flow in the axisymmetric burner;
燃烧器内轴对称涡旋湍流流动的数学模拟
3.
Research on silt carrying capacity of turbulent flow and sand sluicing at bottom outlet;
湍流挟沙能力与底孔冲沙研究
补充资料：弱湍
1.微小的激流。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条