BBC R&D Annual Review 2011-2012
Total Page:16
File Type:pdf, Size:1020Kb
BBC RESEARCH & DEVELOPMENT 2011/12 at a glance 01/ INTRODUCTION INTRODUCTION 04/ HIGHLIGHTS 06/ SPATIAL AUDIO 08/ 2012 has long been anticipated as a WHITESPACES signifi cant year for the UK and consequently for the BBC. Events of national and international signifi cant are occurring, such as the Queen’s Diamond Jubilee celebrations and the London 10/ Olympics, and in the world of broadcasting IP STUDIOS specifi cally, the completion of the switchover from analogue to digital terrestrial television. 12/ In terms of research, the preparation work YOUVIEW for events such of these has been building over a long period, with 2011-12 seeing Matthew Postgate, many strands of activity that have been Controller, Research & Development worked on over a number of years 14/ coming to fruition. BBC R&D ACHIEVEMENTS In common with many other countries, the OVER THE YEARS UK has been undertaking a process of switching its analogue television services off and replacing them with digital services. BBC R&D expertise has been fundamental 16/ to the development and implementation MANAGEMENT AND of digital terrestrial television in the UK, LEADERSHIP TEAMS including the planning for switchover, which was originally announced in 2005. 01 “2011-2012 HAS SEEN MANY STRANDS OF “ WE HAVE LAUNCHED A LONG-TERM ACTIVITY THAT HAVE BEEN WORKED STRATEGIC RELATIONSHIP WITH SOME ON OVER A NUMBER OF YEARS COMING OF THE UK’S LEADING UNIVERSITIES IN TO FRUITION.” THE FIELD OF AUDIO AND ACOUSTICS.” Over the last few years, BBC R&D has worked room and user experience laboratory. The Some examples of the key challenges we are Japanese national broadcaster, NHK, whose with colleagues across the BBC and the UK location of the lab in the centre of the BBC’s addressing with our academic partners are system provides for 22.2 audio as well as industry towards implementation of switch- Salford Quays site is already leading to closer as follows: video with 16 times the number of pixels as over, and the movement of services and working relationships with other BBC today’s high defi nition service. The plan for multiplexes to make best use of the spectrum departments now on site, and the benefi ts • Could spatial audio be the next major the Olympics is to take live pictures and available for television broadcasting. of internal and external collaboration advance for our audiences? We will work edited highlights packages, and using a range opportunities are becoming evident and with our partners to study the options for of research and commercial networks, to Switchover has also provided the opportunity leading to many exciting initiatives. true 3D sound – that can envelop the backhaul them for production and then for new types of services to be launched, in listener from above and below as well as distribution to viewing venues across the particular a terrestrial high defi nition service The opening of BBC R&D’s new lab at all sides. world. The trial demonstrated this concept utilising DVB-T2 technology in whose MediaCityUK provided a particular impetus at IBC 2011 in Amsterdam, with live pictures development BBC R&D was a key player. for growing our audio R&D activities, through • Can arrangements of many speakers be from London, and gave a successful test of the In 2011, R&D helped the BBC use some of a long-term, strategic relationship with some made practical in a typical living room? issues involved in very high bitrate time-critical its HD capacity for a trial transmission of the of the UK’s leading universities in the fi eld of delivery over IP networks, in preparation for popular Strictly Come Dancing show in audio and acoustics. In July 2011 the BBC’s • Could 3D audio realistically be delivered the following year. stereoscopic 3D, also shown in cinemas. Director of Audio and Music, Tim Davie, via headphones? It provided an opportunity not only to formally launched the BBC Audio Research In July 2011, Peter Brightwell and Graham understand the audience’s opinion, but also Partnership in front of an audience of • Can we develop ways of separating (or Thomas had the honour of representing to try the technology of the system end-to- invitees from industry and academia. This ‘un-mixing’) audio signals that work in BBC R&D at an evening reception at end and explore the production issues collaboration will bring signifi cant research practical situations, allowing us to eliminate Buckingham Palace for winners of the 2011 involved in providing a live light entertainment effort to bear on some key challenges, microphone cross-talk in recording, or Queen’s Award. We were there following the show in 3D. producing solutions that the BBC can listeners to re-mix a programme to announcement that BBC R&D had won an turn into services or industry can turn improve the audibility of dialogue? award for the Piero sports graphics system. In the spring and summer of 2011, the BBC into products. These are highly prestigious awards given for started to vacate its premises in Oxford Road, With the forthcoming London 2012 Olympics, outstanding achievement by UK businesses; Manchester and move to a new site in We will be working with fi ve world-leading a lot of work within BBC R&D has been to win an award in the Innovation category MediaCityUK, Salford Quays. R&D was one university partners, selected for their relevance targeted at enhancing the corporation’s we had to demonstrate that Piero was both of the earlier departments to make this move to BBC R&D’s current audio ambitions; our coverage of the Games. The Games provide highly technically innovative and had been a and benefi t from the world class facilities the primary partners are Surrey University for an opportunity to take the accumulated signifi cant commercial success. We won the new site has to offer, having specifi ed our audio-visual research and Salford University outputs of research work and to bring them award jointly with our partner, Red Bee Media. requirements for our new laboratory from for acoustics research. We are also working to the screen and loudspeaker. In the run up Piero is in use worldwide and frequently seen an early stage in the design. As well as closely with Southampton, Queen Mary, to 2012, a number of experiments and trials on screen providing leading edge graphics working areas and general laboratories University of London, and York. The BBC has were undertaken to test the services being capability that enhances sports coverage and capable of accommodating around 50 staff, committed to this partnership for at least proposed. Prominent among these was a trial helps presenters and experts to explain the facilities include a purpose built listening fi ve years. of Super Hi-Vision (SHV) services with the events in an informative and compelling way. 02 03 HIGHLIGHTS OF THE YEAR Queen’s Award R&D Labs via headphones, by simulating the effects of Collaborative Centres BBC R&D won The ‘Queen’s Award for We launched a site that gathers all of BBC different head and ear shapes on sound We worked extensively with UK’s Enterprise: Innovation 2011’ jointly with R&D’s internet-based prototypes and APIs coming from different directions. Technology Strategy Board to investigate Red Bee Media, for their collaborative work into one place so that you can try them out; the appetite and potential within the UK’s in developing Piero, the TV graphics system www.bbc.co.uk/rd/labs. HD Archive Creative Industries sector for a new that has transformed sports broadcasting. We have produced an HD version of the technology innovation centre covering this Piero gives sports presenters and pundits VenueVu Archive Ingex system capable of digitising area – this contributed to the positive another way to view and analyse crucial We carried out a live on-air trial of the and coding content using AVC-Intra. This decision to establish a Catapult Centre for incidents in the games, and explain them VenueVu system at Wimbledon. The system allows the release of HDCAM-SR tapes the Connected Digital Economy, which will more effectively to the audience. was used to generate virtual ‘fl ights’ back to production in response to the include media and the creative industries. between cameras on different courts, worldwide shortage due to the Tsunami R&D North Lab allowing viewers to get a feeling for the in Japan. TV Whitespace BBC R&D North Lab is now fully up and layout of the area. We launched of the TV Whitespace running with new facilities that include an Archive Restoration Technology Trial in Cambridge at the end of audio listening room. The Queen offi cially Audio Research Partnership We demonstrated the restoration of old June/beginning of July. A number of major opened the MediaCity site in Salford on We launched the BBC Audio Research archive content (from the 1970’s, for companies including Microsoft have formed 23rd March, and Matthew Postgate Partnership, a strategic collaboration example Dr Who) correcting the telecine a consortium to run this trial, with R&D presented some of our work to her. between the BBC and fi ve leading UK phase to produce a restored version which representing the BBC’s interests. universities in the fi elds of audio-visual and can now be re-broadcast or distributed via Snippets acoustics research. This new approach to the internet. This work combines a number Green Button Snippets is a prototype research tool engaging with academia will allow us to of video analysis techniques that have been Green Button services were launched and designed to help BBC staff fi nd, snip and focus a large amount of effort on developed during the year.