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单词 Shannon–Hartley theorem
释义
Shannon–Hartley theorem

Electronics and Electrical Engineering
  • In communications theory, a theorem giving the relationship between the capacity of a channel when the channel bandwidth and noise are known. It states that the channel capacity in bits/second is equal to

    Wlog2(1+PSPN)

    where W is the bandwidth (in hertz) and PS/PN is the signal-to-noise power ratio.


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