The Times They Are A-Changin’ December 17^th 2019 - 09:00 AM

Bob Dylan was riding a crest of social change when he wrote those lyrics in 1963. But the words popped back into my mind as I thought about several recent conversations with friends who complain of their struggle to stay afloat in today’s video production business.

Color and Colorimetry – Part 7 – CIE XYZ December 16^th 2019 - 09:00 AM

The rg color space served to document the chromaticity gamut of the HVS, and so was a great step forward in understanding color and color vision. However, it was based on a certain set of primaries. As no set of primaries can embrace the whole of the HVS gamut, it…

Sensors and Lenses - Part 1 December 11^th 2019 - 09:00 AM

The push to create the ideal digital cinematography camera has now been going on for, arguably, two decades. There were a couple of standout attempts in the 1980s involving high definition tube cameras, but the introduction of Sony’s HDCAM tape format in 1998 served more or less as the starting p…

PTP Explained - Part 4 - Requirement’s For Virtualisation Of ST 2110 COTS Infrastructures December 10^th 2019 - 10:00 AM

In the fourth and final part of this series, we wrap up with an explanation on how PTP is used to support SMPTE ST 2110 based services, we dive into timing constraints related to using COTS (Commercial Off-The-Shelf) hardware, i.e.: servers.

Real Film Grain For Video December 9^th 2019 - 09:00 AM

People have been making pictures for both the big and small screens for almost a century. In an industry with a history that long, it’s no surprise that the perpetual search for something new has long been tempered by a certain respect for tradition. Or, to put it another w…

DVB-I Standard Approved For IP Centric TV December 4^th 2019 - 09:00 AM

DVB, the consortium developing open technical specifications for delivery of broadcast services, has formally approved its DVB-I specification for delivery of linear TV over IP networks including the internet.

Closing In On Methods For Long Term Archiving December 2^nd 2019 - 10:00 AM

As the amount of data in the world keeps exponentially multiplying, a Holy Grail in research is finding a way to reliably preserve that data for the ages. Researchers are now closing in on methods to make data permanent. The problem is there is no way to be absolutely sure…

Data Recording and Transmission: Part 14 - Error Handling November 29^th 2019 - 09:00 AM

In the data recording or transmission fields, any time a recovered bit is not the same as what was supplied to the channel, there has been an error. Different types of data have different tolerances to error. Any time the error rate is in excess of the tolerance, we need…

5G And Live Production November 28^th 2019 - 10:00 AM

This past summer the NBA did a little experimenting using 5G and mobile phones to cover their summer league. This is not User Generated Content (UGC) by any means. It also was not an off the shelf deployment of 5G and demonstration of its capability.

PTP Explained - Part 3 - Operational Supervision Of PTP Network Services November 26^th 2019 - 10:00 AM

In the previous two parts of this four-part series, we covered the basic principles of PTP and explained how time transfer can be made highly reliable using both the inherent methods IEE1588 provides as well as various complementing redundancy technologies. In this part, we look deeper into monitoring PTP systems.