DVB-T
DVB-T (Digital Video Broadcasting - Terrestrial) is a standard for the broadcast transmission of digital terrestrial television. It uses OFDM (Orthogonal Frequency Division Multiplexing) modulation to deliver MPEG-2 or H.264/AVC video and audio streams over the airwaves, replacing analog TV systems. This technology enables efficient spectrum use, improved picture quality, and additional services like electronic program guides.
Developers should learn DVB-T when working on digital TV applications, set-top box software, or broadcast infrastructure, as it's widely adopted in Europe, Australia, and parts of Asia for free-to-air TV. It's essential for implementing features like channel scanning, signal decoding, and data broadcasting in embedded systems or media players.