The latest iteration of DOCSIS, DOCSIS 3.1, will come with significant changes in modulation options that will have important effects on installed and future hybrid fiber coaxial (HFC) networks. Here we’ll be focusing on modulation basics and a discussion of how spectral efficiency (SE) relates to DOCSIS 3.1 performance goals.
There is an ongoing effort amongst cable operators to prevent new, and reduce existing, out-of-spec (OOS) modems. It’s a big deal! Technical performance goals are tied to these numbers and tech ops managers and supervisors require their technicians to not leave the customer premises until the modem meets minimum specifications.
Today’s consumers demand a much more compelling and personalized video user experience than ever before, based on their daily interaction with tablets, smartphones, and an ever-growing number of other sophisticated connected devices. Yet, until recently, delivering this experience on the TV screen was no simple task.
Witbe recently launched version 2.0 of its OTT Robots, which were designed to provide Content Delivery Network (CDN) infrastructure monitoring for CDN operators and service providers that are offering multi-screen and over-the-top (OTT) video services.
The beginning of the commercial Internet was notable for an awful lot of stupid stuff, starting with young entrepreneurs who insisted that “Information wants to be free,” and who even more fatuously dismissed people who insisted that a business ought to turn a profit by accusing them of “just not getting it.”
Time division multiplexing is a core enabling technology that has long powered the modern telephone network. TDM techniques, tracing back to Baudot’s telegraph multiplex system of 1874, have powered modern telecommunications for a long, long time. But there are signs now that time may be running short for TDM.
In the last two years, we’ve spent a significant amount of time to break down traditional organization silos and to create an environment where a steady cadence of infrastructure and product enhancements and innovative, collaborate thinking are prevalent.
As an industry that delivers important telecommunications services to our customers, we need to anticipate and be prepared to respond to the natural and manmade events that can jeopardize our ability to meet our customers’ needs. Even when we expect the unexpected, the effects on our networks can be extreme.
With video, you want a continuous stream of video, you don’t want stuttering. So the DASH solution is to break up the program into short segments, and send each segment at a data rate adequate to deliver a continuous, non-stuttering stream. If that means delivering some segments at less than high definition quality, so be it.
Sony's SmartWatch 2 hasn't gotten as much attention as Samsung Electronics Co.'s Galaxy Gear, but it's cheaper and compatible with a broader range of phones. The Gear costs $300 and currently works only with the company's Galaxy Note 3 phone.
Harmonic has formed a new “cable edge” services group to support deployments of its dense edge QAM and converged cable access platform (CCAP) product lines. The company’s new Cable Edge Services group includes a team of technical support and field engineers dedicated to providing design, strategy, deployment, migration, and ongoing operations support for cable operators.
AT&T confirmed that it will only offer new customers its bucket-style Mobile Share plans, essentially doing away with its family plans. Meanwhile, T-Mobile is apparently also moving to streamline its offerings in the direction of its Simple Choice plans.
CableLabs is using hydrogen fuel cells from CommScope to provide backup power for its headend and cable modem termination system (CMTS) in its Louisville, Colo. headquarters. CommScope said its fuel cell could provide up to 16 hours of reliable, environmentally friendly backup power.
The ICE Broadcast Systemwas formerly capable of HD 3:1; it is now capable of HD 4:1. The Next transcoder upgrade enhances the transcoding, packaging and streaming capability with an integrated origin server and storage interoperability for Catch-Up TV and network PVR.
SundaySky, an Israel-based provider of personalized ads for online brands, announced this morning that it had raised $20 million in Series C funding. Comcast Ventures led the funding round for SundaySky while Liberty Global Ventures, Vintage Investment Partners and existing investors Carmel Ventures, Globespan Capital Partners and Norwest Venture Partners also took part.