RTVE’s UHD test channel
Ángel García Castillejo and Javier Sánchez Pérez (RTVE)
It has been a little over ten years since RTVE and Cellnex carried out UHD test broadcasts on digital terrestrial television (DTT) at the Mobile World Congress in 2013. These were pioneering tests at that time, as no one had previously broadcast UHD over DVB-T2. There were not even commercial TV sets that could decode UHD Phase 1 in DVB-T/ T2 – it would be a few more years before they became widely available.
Since then, RTVE has conducted further tests, gradually incorporating the features that accompany the higher UHD resolution and improve “pixel quality” to reach UHD-1 Phase 2, with HDR (high dynamic range) leading the way. All…
