World System Teletext

World System Teletext encodings
	Examples of WST Latin G0 sets: reference version (US-ASCII) and United Kingdom version (BS_viewdata). National codes in red.
Standard	ETS 300 706, ITU-R (CCIR) BT.653
Other related encoding(s)	ISO 646, ISO 2022, ISO 6937
	v; t; e;

World System Teletext (WST) is the name of a standard for encoding and displaying teletext information, which is used as the standard for teletext throughout Europe today. It was adopted into the international standard CCIR 653 (now ITU-R BT.653) of 1986 as CCIR Teletext System B.^[1]

^ "Recommendation ITU-R BT.653-3 (02/1998) Teletext systems" (PDF). itu.int.

[1] "Recommendation ITU-R BT.653-3 (02/1998) Teletext systems" (PDF). itu.int.

[1]