Data communication network using optical power averaged multiplexing
An optical network system, including multiple nodes, an optical switch, and a switch controller, is configured to achieve communication in the optical domain. Each node is configured to receive both high frequency and low frequency inputs, generally utilized for handling data and addressing informat...
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Zusammenfassung: | An optical network system, including multiple nodes, an optical switch, and a switch controller, is configured to achieve communication in the optical domain. Each node is configured to receive both high frequency and low frequency inputs, generally utilized for handling data and addressing information, respectively. The two types of information are combined to create an amplitude modulated optical signal. Subsequently, the two types of information are separated by examining the optical power average of the signal being transmitted. Using one portion of the signal for addressing information, the switch controller can perform necessary routing and arbitration functions. Appropriate communications can then be sent back to the nodes and the optical switch to achieve the necessary configuration. The protocol utilized allows for subsequent arbitration and data transmission cycles, allowing the system and switch controller to configure transmission paths and arbitrate any communication issues. All optical data transmission is then commenced. |
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