Optical network unit having power saving function and power saving method thereof
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United States of America Patent
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Nov 17, 2015
Grant Date -
Jul 3, 2014
app pub date -
May 16, 2013
filing date -
Jan 2, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
An optical network unit (ONU) having a power saving function for reducing power consumption in an optical network and a power saving method thereof are provided. The ONU includes a first signal transmitter-receiver unit configured to transmit and receive a signal to and from an optical line terminal, a second signal transmitter-receiver unit configured to transmit and receive a signal to and from customer premises equipment through multiple communication ports, a signal processing unit configured to control a signal to be transmitted and received through the first signal transmitter-receiver unit and the second signal transmitter-receiver unit, and a processor configured to control powers of the first signal transmitter-receiver unit and the signal processing unit according to whether data traffic is received through the plurality of communication ports.
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