术语 | polarized return to zero |
释义 | polarized return to zero 双极性归零法[制] In communication, a method of signalling with three states, positive an negative signals represent one each of the binary states and the line condition returns to zero voltage between the signals. 通信中,一种用三种状态发送信号的方法,其中正负信号分别代表二值状态之一,在无信号时线路返回零电压状态。 参阅bit。 |
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