| 摘要 |
<p>An endpoint terminal is provided for use in optical communications, having a first optical input port for receiving an encoded signal, a second optical input port for receiving an unencoded signal, a detector coupled to the first optical input port for detecting said encoded signal, a transparent modulator coupled to the second optical input port for receiving and modulating said unencoded signal, and an optical output port coupled to the transparent modulator for outputting a modulated signal from said terminal. A central terminal and method of communication are also disclosed.</p> |
