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什么是1/f噪声?

What is the 1/f noise?
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摘要 在以往的工作的基础上,发现1/f噪声是一个新的相。它有一个酝酿、发育的过程,最终能否成形,取决于能否满足可信度M#的最低要求,即M#>500。这也是判别是否是1/f噪声的依据。往后还可得知,1/f噪声的熵S#值为S#=A×10-20尔格/度。S#极小,是所有1/f噪声的共性。A不同则表现了1/f的个性。 On the basis of our previous work it has been found that the 1/f noise is a kind of "phase" with a developmental process. And the fact that the 1/f noise can be finally formed or not depends on if the minimum demand for reliability of M^#〉500 being satisfied. Moreover this is also a criterion for distingtfishing 1/f noise. Subsequently, it can be learnt that the entropy of 1/f noise is S^#=A×10^-20 erg/K and S^# is a minimum for all kinds of 1/f noise, which is their general character. But for different 1/f noise A is a variable value, which represents the individual character of 1/f noise.
作者 许生龙
机构地区 昆明物理研究所
出处 《声学技术》 CSCD 北大核心 2008年第4期616-619,共4页 Technical Acoustics
关键词 1/f噪声 自组织 phase entropy 1/f noise self-organization
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