Wired

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Inform[ED] Video: Full Duplex Coherent Optics over Fiber Networks

March 15, 2018

Last week, CableLabs Distinguished Technologist Steve Jia posted a blog “Doubling up on Fiber Capacity: A Winning Strategy for Full Duplex Coherent Optics.” In that blog, Steve describes how the CableLabs Full Duplex Coherent Optics innovation doubles the bi-directional capacity of each cable access network fiber, multiplies the capacity of each existing access network fiber […]

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Doubling up on Fiber Capacity: A Winning Strategy for Full Duplex Coherent Optics

March 8, 2018

During our 2017 Winter Conference, CableLabs announced the launch of the point-to-point (P2P) Coherent Optics specification project, potentially multiplying the capacity of each existing cable access network fiber by over 100 times and possibly indefinitely deferring new fiber builds on existing routes. Now, a new CableLabs innovation, Full Duplex Coherent Optics: Doubles the bi-directional capacity […]

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Pinpointing Signal Leakage and Noise Ingress Demo

February 15, 2018

The CableLabs Proactive Network Maintenance (PNM) effort develops technologies and systems to proactively detect network problems before they impact the customer. In essence, our revolutionary technology turns every cable modem into a troubleshooting device, transferring that information to cable operators. Deploying PNM technologies results in faster and more accurate diagnoses of problems, faster repairs and […]

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CableLabs Remote MACPHY Project Launches

February 7, 2018

Last month, we announced the launch of the Remote MACPHY working group. As part of our Distributed CCAP Architecture program (DCA), the Remote MACPHY working group is comprised of operators, equipment manufacturers, and CableLabs’ engineers that help cable operators distribute their access networks. The charter is to develop one or more specifications that allow vendors’ […]

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Webinar Recap: Proactive Network Maintenance (PNM) for DOCSIS® 3.1

December 8, 2017

CableLabs Principal Architect Jason Rupe recently participated in Broadband Technology Report’s webinar “Proactive Network Maintenance (PNM) for DOCSIS 3.1.” Sponsored by SCTE/ ISBE, White Sands Engineering and VeEX, the webinar reviews PNM in the DOCSIS 3.1 context, the major benefits of PNM and how operators can best employ it. In particular, Jason discussed:  What is PNM? […]

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Future Proofing Cable’s Optical Access Network: “A Coherent Story”

February 6, 2017

The demand for data network capacity has been growing exponentially year after year with no sign of stopping. If the past is a guide to the future, the cable industry must come up with radically more efficient use of the existing cable infrastructure in order to meet demand. Today, the most constrained part of the network, and the […]

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Debunking the Myths of Shared Networks: The Point-to-Multipoint Effect

October 11, 2016

“I don’t want to have to share a pipe. The problem with ‘cable’ is shared pipes. If my neighbor is doing a bunch of stuff over the network, I get impacted too. With fiber I get speed and no shared pipes.” — Entrepreneur in a focus group The notion that subscribers connected to residential fiber […]

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Keeping Pace with Nielsen’s Law

September 15, 2016

The telecommunications industry typically uses Nielsen’s Law of Internet Bandwidth to represent historical broadband Internet speeds and to forecast future broadband Internet speeds. Mr. Nielsen predicted many years ago the high-end user’s downstream connection speed grows by approximately 50% compound annual growth rate (CAGR). In reality, actual peak service tiers offered by service providers over […]

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