Blog

There are 7 blogs written by Karthik Sundaresan.

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Increase Upstream Reliability and Capacity with Optimized Profiles

July 6, 2020

Network usage patterns have shifted in unprecedented ways in the last few months with vast swaths of the population staying at home. A substantial increase in network traffic has been observed from homes with people collaborating for work and children learning over the Internet with online school sessions and material. The access networks have seen […]

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CableLabs Low Latency DOCSIS® Technology Launches 10G Broadband into a New Era of Rapid Communication

September 5, 2019

Remember the last time you waited (and waited) for a page to load?  Or when you “died” on a virtual battlefield because your connection couldn’t catch up with your heroic ambitions? Many internet users chalk those moments up to insufficient bandwidth, not realizing that latency is to blame. Bandwidth and latency are two very different […]

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The Profile Management Application: Optimizing DOCSIS® 3.1 Networks

January 14, 2019

Cable operators are broadly deploying DOCSIS 3.1 technology around the world. Operators in North America and Europe have announced gigabit service offerings that use the technology across their footprint. In this blog, I focus on techniques by which operators can boost the capacity and robustness of their existing DOCSIS 3.1 network. Introducing Toolsets for Optimizing […]

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Full Duplex DOCSIS® Technology Gets MAC Layer Support

January 30, 2018

Full Duplex (FDX) DOCSIS® (now a part of DOCSIS 4.0 technology) is an update to DOCSIS 3.1 specifications that builds on the core Orthogonal Frequency Division Multiplexing (OFDM) technology. This additional set of features significantly increases upstream capacity and allows for the same spectrum to be used as downstream or upstream. The set of MAC […]

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New Open Source Initiative at CableLabs

February 10, 2016

Open source software continues to make solid inroads in the world of network technology. There are various open source industry efforts which are becoming de-facto standards that are being adopted by operators and equipment manufacturers (Linux, Apache, OpenStack, Docker etc). Open source leads to free and quick proliferation of good ideas. Collaboration tackles tough problems […]

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CableLabs® New Remote PHY Specifications expand DOCSIS® Network deployment options

July 7, 2015

DOCSIS technology continues to extend the usefulness of the hybrid fiber coaxial network and increase its global adoption. Distributed Architectures for DOCSIS networks are emerging that provide significant scale advantages and flexible deployment options supporting for both DOCSIS 3.0 and DOCSIS 3.1 networks. Distributed DOCSIS deployments are beginning today in some markets based on the […]

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CableLabs Technology Adopted by China’s Cable Operators (C-DOCSIS)

September 4, 2014

DOCSIS® continues to prove its strength, longevity, and relevance as a worldwide access network technology. Last week, CableLabs issued the C-DOCSIS System Specification, completing the suite of specifications known as C-DOCSIS. Cable companies in China are choosing DOCSIS as one of the technologies for offering High-Speed Data and other IP services. CableLabs has new member […]

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