In this new series, John Watkinson looks at all aspects of electricity.
In Part 1 we looked at how TDM provides a compromise to deliver the flexibility and scalability of IP, while at the same time providing the ease of use of SDI. In this article, we look at how TDM deals with latency and frame accurate timing.
Global supply chain issues continue to strangle the broadcast manufacturing industry with the issue likely to get worse before it stabilizes. An alarming 86% of broadcast industry suppliers categorise the impact as moderate or severe on their financial sustainability if conditions persist for another year.
It is a clear-cut requirement of IP infrastructures that all signal flows need to be conducted via an IT switch, or network of switches, providing an architecture that allows a virtually anything-to-everything routing environment.
Here we dip a toe into spectrum analysis. The water’s warm.
The U.S. Postal Service’s unofficial motto applies just as much to ENG crews as to mail carriers: “Neither snow nor rain nor heat nor gloom of night” will keep these dedicated professionals from their appointed tasks.
In digital television broadcasting, what matters is that the pictures should be displayed at the correct frame rate and lip-sync should be achieved in an isochronous system.
The Fourier transform is one of the most enduring and looking at the basics is a good place to start.