Comcast and Ciena completed a trial of a...
Comcast and Ciena completed a trial of a 1 terabit-per-second optical transmission over almost 1,000 kilometers (621 miles) earlier this month on the cable operator’s long-haul fiber infrastructure connecting Ashburn, Va., to Charlotte, N.C., the companies said in a news…
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release Tuesday, repeating an announcement they made the same day at the Society of Cable Telecommunications Engineers conference. It’s believed to be the first trial where “live data traffic was carried over a 1Tb/s 16 QAM super-channel on an existing, commercial network,” said the companies (http://bit.ly/1gC6pwe). “That network was also carrying customer traffic over 10G, 40G and 100G wavelengths,” it said, referring to gigabits per second.