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How to Automate HD


HD movies are on average more than three times larger in size than the equivalent SD movie. Naturally therefore, HD material requires more storage and longer to transfer from the archive/storage to the transmission path. Managing these increased file sizes and optimally controlling the bandwidth is one of the main challenges which need to be addres...

Submitted by Bob Pank#
Published 01 May 2010

Ask the experts on cable


Digital, server-based systems in production, post-production, news gathering and playout bring increased efficiencies and productivity. Nonlinear editing and news gathering allow users to access the same material across a data network. Digits are here and are now dictating the form of cables and connectors, from camera through to playout. What qual...

Submitted by Bob Pank#
Published 01 May 2010

Modern Test Techniques for Digital Audio Broadcast System...


The move to digital systems in broadcast audio means that engineers and systems integrators have had to evolve new means of testing equipment. Simon Woollard, Applications Engineer for audio test and measurement manufacturer Prism Sound, discusses some of the issues faced by today’s broadcast engineers. The AimsIn terms of audio performance, the br...

Submitted by Bob Pank#
Published 01 April 2010

2020 television


Television has proved the most popular and efficient form of human communication since the evolution of speech and the development of the written word. The industry has come a long way in a short time and still has a huge future, whatever the delivery route or the receiving platform. My intention here is to outline the key factors influencing the d...

Submitted by Bob Pank#
Published 01 April 2010

Stereoscopic production and transmission


If ever there was a technology that has taken it’s time to mature, it is that of stereoscopic (3D) production and transmission. It is well documented that the mechanics behind the technology has been around almost since the inception of the moving picture itself and in fact stereoscopic stills technology was developed in the 1840’s. Until now, the...

Submitted by Bob Pank#
Published 01 March 2010

Broadcasting Audio in 5.1 Format


One of the positive consequences of digital television transmission is the ability to include fully embedded multi channel audio with suitable metadata to control both channel displacement and even sound levels within the domestic environment. While at the receiving end of the transmission chain there are many innovations and protocols to make life...

Submitted by Dennis Lennie
Published 01 January 2010

Film Affect


As shooting on film for TV applications is increasingly being replaced with HD, there is a growing tendency for people to wish to apply film tools and methods to origination when using the electronic medium. However, unless aiming for a specific look that cannot be achieved any other way, it can prove more time consuming and costly to work this way...

Submitted by Dennis Lennie
Published 01 January 2010

NEW CAMERA INNOVATIONS FOR WORLD GYMNASTICS CHAMPIONSHIPS...


Billed as the Greatest Gymnastics show on earth the World Championships came to the O2 Arena in October with 437 gymnasts making it one of the biggest events of its kind ever. The O2 played a perfect host to the event with unprecedented BBC coverage, spectators packed to the rafters and a perfect “warm-up” to the Olympics in three years where the A...

Submitted by Dennis Lennie
Published 01 December 2009

A Guide to Testing IPTV: Technologies and Challenges Par...


Throughout this article series we have seen that IPTV network operators face many challenges and explained that effective test and measurement is key to overcoming these challenges. The majority of IPTV networks are still in the early stages of development and operators are therefore primarily concerned with optimising QoS parameters in order to ge...

Submitted by Dennis Lennie
Published 01 December 2009

A Guide to Testing IPTV: Technologies and Challenges Par...


Testing IPTV NetworksThe Technology LifecycleThe deployment of new technologies tends to follow a similar lifecycle that begins with early research, development and standardisation and ends with full deployment and service management. The lifecycle diagram illustrated in Figure 5 shows a number of different technologies moving through the design an...

Submitted by Dennis Lennie
Published 01 November 2009

The importance of measurements for eye and jitter


‘If it hasn’t got eye and jitter measurements, it’s about as useful as a chocolate teapot’ recalled Paul Nicholls, PHABRIX sales and marketing manager. ‘This was one comment made by a prominent broadcast engineer that stuck with me when we began to research the critical toolset required on the new eye and jitter PHABRIX SxE’. Having taken this to h...

Submitted by Dennis Lennie
Published 01 November 2009

Five Best Practices for Securing Your Content during Coll...


That is the sound of your content leaking into the hands of pirates – costing the industry billions. Wolverine, Iron Man and Indiana Jones and the Kingdom of the Crystal Skull are just some of the movies reported to have been leaked. The same holds true for TV content – though some argue that when a pilot or season premiere leaks – it falls into th...

Submitted by Dennis Lennie
Published 01 November 2009

Automation in Uncertain Times


In light of the unfavourable economic outlook broadcasters need to protect their investment in technology like never before. There is a high chance that some products designed to make the broadcast environment more efficient will become obsolete and this in turn will have a knock-on and negative effect on workflow in transmission suite. Although br...

Submitted by Dennis Lennie
Published 01 October 2009

A Guide to Testing IPTV: Technologies and Challenges Par...


Before we can go on to look at testing IPTV systems, it would be useful to provide an overview of the technologies involved. Network ArchitecturesFigure 3 shows an example of a typical IP network structure. Content is first delivered into the video headend; this can be done in a variety of formats over a number of different delivery mechanisms (e.g...

Submitted by Dennis Lennie
Published 01 October 2009

Automation in Uncertain Times


In light of the unfavourable economic outlook broadcasters need to protect their investment in technology like never before. There is a high chance that some products designed to make the broadcast environment more efficient will become obsolete and this in turn will have a knock-on and negative effect on workflow in transmission suite. Although br...

Submitted by Dennis Lennie
Published 01 September 2009