1. biphase - Noun
2. biphase - Adjective
English Wikipedia has an article on:Biphase mark codeWikipedia
biphase (uncountable)
A method of transmitting binary data that avoids problems associated with long strings of ones or zeros.
biphase (not comparable)
Consisting of two phases, such as a liquid and a solid.
Many magnetic stripe cards also use BMC encoding, often called F2F (frequency/double frequency) or Aiken Biphase. Source: Internet