An acronym for Vertical Blanking Interval, which is composed of the first 21 horizontal lines in each NTSC field. These lines are not intended to be directly displayed by a receiver. In digital systems, the VBI does not exist.
Source: 99
Subscribe to The Standard, our monthly newsletter, to stay up-to-date with ATSC news and events around the world.
Advanced Television Systems Committee, Inc.
1300 I Street NW, Suite 400E
Washington, DC 20005
Do you have questions about ATSC?
The Advanced Television Systems Committee, Inc., is an international, non-profit organization developing voluntary standards and recommended practices for digital terrestrial broadcasting. ATSC member organizations represent the broadcast, broadcast equipment, motion picture, consumer electronics, computer, cable, satellite, and semiconductor industries. ATSC also develops digital terrestrial broadcasting implementation strategies and supports educational activities on ATSC standards.
© 2025 ATSC