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PAM4の検索結果(3件)

PAM4

PAM4 This is a transmission method in which 2 bits are superimposed. Normal NRZ has two stages, Low = 0, High = 2, but there are four stages, 1st stage = 00, 2nd stage = 01, 3rd stage = 10, 4th stage = 11 (eye pattern When writing, normal eye patterns […]

Frequency distortion and coding

Frequency Distortion and Coding As the first part of the technical note "Frequency and Data Rate", this time we will talk more about "Frequency Distortion and Coding" as a sequel. If you have not read “Frequency and Data Rate”, please read that first […]

Nyquist frequency

Nyquist Frequency Originally a sampling theorem in the digitization of analog signals, it indicates that "only up to half the sampling frequency can be reproduced". In turn, the main component of digital transmission signals […]