alternate mark inversion (AMI) signal


alternate mark inversion (AMI) signal: A pseudoternary signal, representing binary digits, in which (a) successive "marks" are of alternately positive and negative polarity and the absolute values of their amplitudes are normally equal and (b) "spaces" are of zero amplitude. Synonym bipolar signal.


These definitions were prepared by ATIS Committee T1A1.  For more information on the work related to these definitions, please visit the ATIS website.

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