Gamma correction

Using motion estimation to convert HDTV frames rates 

There's something in evolutionary theory that suggests while things may develop along apparently disordered and diverse paths, the overall tendency is...

Technology seminar: TM&M 

A look at the test, measurement and monitoring offerings shown at NAB2006...

Avoiding the digital cliff 

DTV requires new testing and monitoring methodologies. Here are the key system parameters you should understand to avoid signal failure...

Analog audio noise 

Michael Robin shows readers how analog noise is detrimental to the encoding results and what steps they can take to remove the noise and maximize the signal quality...

Morrow Technologies' spectrum analyzer 

Since many central receive sites are in isolated locations, the use of a spectrum analyzer would seem impractical, but Morrow Technologies has developed technology that is specifically designed for remote operation...

Measurements for DTV 

At the risk of the howls of indignation from the naysayers who have been around all through the DTV conversion, it appears that well-designed and installed DTV systems are operating extremely well....

Horizontal resolution: Pixels or lines 

Michael Robin explains why returning to basic concepts is essential in order to understand contemporary technologies...

Gamma correction 

In this month's Transition to Digital, Michael Robin discusses the nonlinear relationship between a pixel's value and its displayed intensity on a color TV monitor ...

Will 2005 be the year of HDTV worldwide? 

The number of countries outlining plans for HDTV services is growing...

New tower notification system in place 

The FCC has adopted a tower construction notification system, which is intended to help guide broadcasters through the ofttimes difficult process of determining...

NBA goes HD 

In today's crowded field of sports broadcasting, it's not easy to stand out. But, with a series of significant carriage deals on direct-broadcast satellite...

Television antenna systems 

In the past few months, this column has discussed many issues involved with propagation. But it might be helpful to look at a broad overview of television...

HDTV displays 

Just as color TV technology did some 50 years ago, digital HDTV is finally beginning to enter American homes. Unfortunately, for a time, the limited amount...

Genset maintenance 

Preventive maintenance for generator set (genset) systems is an integral part of station operation. Engineers should do basic checks to ensure proper...

MPEG encoding systems 

There are plenty of misconceptions about compressed video. If you look back in the recent history of our industry much misinformation exists. Twenty years...

PSIP by the numbers 

By now, most broadcasters are probably aware of the Program and System Information Protocol, better known as PSIP. And some may be implementing it in...

Coverage holes 

The terrible truth is that you can build a beautiful transmitting plant using the latest state-of-the-art transmitters and antennas and still find areas...

Reader Feedback 

HD bugs In your January editorial, you forgot to mention that local stations power down their digital transmitter for a day or two (with no explanation)...

Inside mediahouse 

For millions of people around the globe, television is the only arena in which they can see their favorite athletes and events. TWI is the television...

Inside mediahouse 

This article will take a look at some of the digital technology advances that have either improved existing news gathering systems or opened up the possibility of using completely new techniques....

Multichannel bitcasting 

In February, this column examined a hot new topic in the broadcast industry: digital workflow. That column touched upon the history behind the development...

RF/Cable/Satellite 

Winner: WGBH-TVby Microwave Radio Communications WGBH-TV maintains a full-duplex 7Ghz inter-city microwave link between WGBH in Boston and its sister...

Broadcasters seek modified DTV must-carry rights 

The new proposal would allow a station to elect must-carry for either its analog or digital channel and to elect retransmission consent for the other channel during the transition....

High-power antennas 

High-power antennas come in a variety of flavors. Which is right for you?...

New York Network's broadcast center 

A new broadcast center gives New York Network a clear upgrade path to HD....