NEXTGEN TV (ATSC 3.0) explained
NEXTGEN TV – stands for the next generation of television. NEXTGEN TV is the commercial name of the new standard for terrestrial, cable, satellite broadcasting ATCS of the third generation, abbreviated ATSC 3.0
Why ATSC 3.0 (NEXTGEN TV) appeared
The basis for the development of the standard was the fact that TV manufacturers began to mass-produce 4K TVs in 2015-2016, and also introduced HDR support in TVs. ATSC 1.0 standard of broadcasting existing at that time allowed transmitting only video with Full HD resolution without support for HDR. There was a need to develop a new standard that could embody all new technologies of television broadcasting and allowed companies that broadcast on the air and cable networks to compete with Internet services for broadcasting video.
Features ATSC 3.0 (NEXTGEN TV)
The NEXTGEN TV ATSC 3.0 standard includes the following features, support for the old SD and HD standards, and the standard also supports broadcasting in 4K (UHD) with a frame rate of up to 120 per second. The dynamic range of HDR, Hybrid Log-Gamma (HLG) and Perceptual Quantizer (PQ) are supported. Dolby AC-4 and MPEG-H 3D Audio audio profiles are supported.
Also one of the features of the new standard is support for emergency alerts. Alarm support will be as follows. The ATSC 3.0 digital video receiver is constantly working on the TV, even when the TV is turned off, but not disconnected from the mains. If an emergency signal is transmitted, the TV turns on and displays a message, if at that time the user plays a video game or watches streaming Internet video, the TV, when receiving an alarm, switches to receiving video from the source through which the alarm was received.
In which countries is ATCS 3.0 NEXTGEN TV implemented?
The first country to implement the ATSC 3.0 standard was South Korea 2017, since 2020 ATSC 3.0 has been introduced by the United States. But in the United States, the transition is not mandatory; companies may gradually move to a new standard. But we understand that companies are interested in moving to provide services of a new level.