JOHN LUFF
Latest articles by JOHN LUFF
On-air automation systems
By JOHN LUFF published
The complexity of modern broadcast operations exceeds what a person could be reasonably expected to accomplish by manual action alone.
MPEG coding systems
By JOHN LUFF published
MPEG unleashed an industry that has improved the quality and reduced the cost of transmission, and has become the basis of the digital terrestrial television system worldwide.
Technology in Transition: Video storage
By JOHN LUFF published
Television is a medium of considerable immediacy, but it is steeped in technology that often shapes how the media is used.
BIG screen values come to the small screen
By JOHN LUFF published
HD broadcasts over DTV channels hold the promise of delivering vastly improved pictures and sound, along with data that can augment the linear video medium in an age of hypermedia.
Format conversion
By JOHN LUFF published
Increasingly, production personnel expect that any format can be converted to any other
The centralcast model
By JOHN LUFF published
Centralized operations are not always the most successful and economically viable because either the labor saved is not sufficient or the interconnection cost is too high.
Lens technology
By JOHN LUFF published
Lens technology may be the first of several enabling technologies that led to the development of television.
Production switchers
By JOHN LUFF published
The coolest-looking item in any broadcast or large video facility is the production switcher. John Luff reviews the technology under the panels of these 100-button behemoths
Video servers
By JOHN LUFF published
Video servers are not the same. This month's Technology in Transition column reviews the formats used by various manufacturers, key feature differences and best-fit applications.
Routing switchers
By JOHN LUFF published
Video routing is still the hub of all broadcast and production centers. An examination of multi-format, HD and SDI routing techniques and technology
HD systems
By JOHN LUFF published
Broadcasters have been infatuated with HDTV since the 70s. In 1987, they asked the FCC to carve out spectrum for HDTV. But, back then, practical hardware
Playout automation
By JOHN LUFF published
In a perfect world, everyone could have his or her way. Unfortunately with playout automation, that is never the case
HDTV equipment
By JOHN LUFF published
A decade ago, would any of us have guessed that today we would see a rapidly expanding market for HDTV programming and a demand for HDTV hardware? Perhaps
Video storage
By JOHN LUFF published
A look at the past, present and future of video storage. Which storage strategy fits your needs?
MPEG encoding systems
By JOHN LUFF published
There are plenty of misconceptions about compressed video. If you look back in the recent history of our industry much misinformation exists. Twenty years
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