Meanings
plural back porches · alternative backporch
- broadcastingThe portion of each scan line between the end (rising edge) of the horizontal sync pulse and the start of active video, used to restore the black level reference in analog video.
Cite this entry
back porch. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/back%20porch
“back porch.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/back%20porch. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “back porch,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/back%20porch.
Source: back porch on Wiktionary, CC BY-SA 4.0.