| Displaying 2 - 21 of 167 matching stories. |
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| 02.01.2010 |
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SCTE Goes Green with SEMI
The SCTE formally unveiled an initiative today aimed at helping cable operators take advantage of “green” technologies and procedures. Dubbed the Smart Energy Management Initiative (SEMI), the effort builds upon momentum generated from activities...
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| 11.03.2009 |
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SPATIALinfo Demos Map Tool
At last week’s Cable-Tec Expo, SPATIALinfo’s demonstrated its spatialOFFLINE, which is able to display network...
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| 08.20.2009 |
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T&M Trends Update
It's no secret that these are challenging times for the cable industry. While MSOs remain somewhat recession-proof (click here for recent Comcast revenue growth) they face increasing competition from satellite, IPTV and other video providers. For testing and...
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| 07.01.2009 |
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Redefining MTTR
A comprehensive and consistent approach to mean-time-to-repair helps keep things running smoothly....
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| 07.01.2009 |
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Space Weather
It sounds like the product of some sci-fi writer’s imagination. But it’s real....
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| 06.01.2009 |
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Broadband: It's a 'Green' Thing
In the business we call cable, it's all too easy to get caught up in our day-to-day jobs with little time to be concerned about just how the things we're doing and the equipment we're using might affect the bigger world around us. Indeed, for a long time...
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| 06.01.2009 |
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Bullpen: VOD Operation Followup
The "VOD: Care and Feeding" article in CT's December 2008 issue (available online at http://www.cable360.net/ct/operations/bestpractices/32737.html) generated a lot of interest and followup questions. Several of the most frequent will be answered...
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| 06.01.2009 |
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High-Speed Internet Woes
Sometimes 'high-speed' isn't, and the problem can be anywhere between the sub and the Internet itself....
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| 05.01.2009 |
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Broadband: Signal Leakage in an All-Digital Network: The Continuing Story
Judging from the feedback to my February column on leakage issues in all-digital networks, this is a topic that's clearly quite important to the industry. One point made by many of those who shared their comments had to do with keeping ingress under control...
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| 05.01.2009 |
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QAM Signals on Spectrum Analyzers
When viewed on a spectrum analyzer, QAM channel levels often look a lot lower than they actually are. What gives?...
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| 04.01.2009 |
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Broadband: Another Look at Upstream 64-QAM
My April 2007 column highlighted the efforts of Midcontinent Communications, a Midwestern cable operator, to deploy upstream 64-QAM (quadrature amplitude modulation) in a half-dozen nodes (www.cable360.net/ct/operations/bestpractices/22839.html). As of late...
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| 04.01.2009 |
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Reality Check: Back to the Basics
A few years back, I was working for the engineering division of a large Canadian MSO that operated cable systems in both Canada and the United States. One of my duties was performing system technical audits - Canadian BP 23 testing of the Canadian systems and...
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| 03.01.2009 |
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Broadband: Report Card: Making the HDTV Plunge
After putting it off for several years, I finally joined the slightly more than one-third of Americans who have already done so, and got a high definition TV (HDTV) set for home use. I had all sorts of excuses for putting this off, among them cost, a 15...
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| 03.01.2009 |
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Leakage in an All-Digital World
Leakage detection gear is analog. All-digital signals are, well, digital. Where and how do the twain meet?...
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| 02.01.2009 |
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Broadband: Signal Leakage in an All-Digital Network
A recent discussion on the SCTE-List about dealing with signal leakage in cable networks that have migrated to all-digital operation sparked a lengthy and very interesting thread of messages. As you know, Part 76 of the FCC Rules is very clear about signal...
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| 02.01.2009 |
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Bullpen: So Much Content, So Little Time
Since video on demand (VOD) was first commercially deployed nearly 10 years ago, it has been extended to create a whole range of services. The very first deployments only offered movies on demand on a rental basis. Then premium channels were added to provide...
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| 02.01.2009 |
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Optical Dispersion
Optical dispersion in the fiber portion of the network can be tricky. There are a number of ways to deal with it, some better than others....
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| 01.01.2009 |
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Broadband: DTV Transition
Barring a last-minute delay by the government, the target date for U.S. full-power TV broadcast stations to discontinue analog transmissions and transmit only digital is Feb. 17. The so-called DTV, or digital television, transition (www.dtv.gov) means that...
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| 01.01.2009 |
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HD Monitoring
The growth of HD is fostering tech advancements and business challenges in monitoring quality of service....
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| 01.01.2009 |
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Reliability vs. Availability
While availability is important, reliability is in many ways more important in the long run....
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