EWBS Emergency Warning Broadcast System
Favqulodda ogohlantirish eshittirish tizimi (EWBS) an'anaviy texnologiyalar bilan bir qatorda erta ogohlantirish tizimlariga yangi texnologiyalarni kiritadi.
EWBS - bu Radio uchun masofadan faollashtirish tizimi & TV that transmits alert/warning information to viewers and listener about a relevant disaster. EWBS is a feature of the Integrated Services Digital Broadcast-Terrestrial (Valyuta jamg'armasi-T) tizim, dastlab Yaponiya tomonidan yaratilgan.
ISDB-T standarti tomonidan qabul qilingan 15 countries in recent years. Yaponiya, Braziliya, Argentina, Peru, Filippin, Maldiv orollari, Urugvay, Chili, Venesuela, Ekvador, Kosta-Rika, Paragvay, Boliviya, Nikaragua, Gvatemala, Beliz, Botsvana, Shri Lanka, El Salvador ISDB-T Digital TV Receiver and Digital Terrestrial Television (DTT).