Invention Grant
US09350452B2 System and method for distributing optical signals 有权
用于分配光信号的系统和方法

System and method for distributing optical signals
Abstract:
An optical signal distribution system is provided herein useful for multiple service operators (MSOs) in providing content data to subscribers, and receiving control and other data from subscribers. The system facilitates the transmission of content data to the subscribers and the control and other data from subscribers substantially in the optical domain. The system includes a head-end configured to transmit the content data via a forward channel optical signal and receive the control data via a composite reverse channel optical signal. The system also includes a signal distribution hub configured to receive and replicate the forward channel optical signal for transmission to optical taps, receive reverse channel optical signals from the optical taps, generate a composite reverse channel optical signal, and transmit the composite reverse channel optical signal. Each optical tap sends and receives the forward and reverse channel optical signals to and from a plurality of subscribers units.
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