DVB generally refers to Digital Video Broadcasting. Customers can decode signals from satellite or antenna through DVB to achieve the effect of watching programs, so generally DVB is used with antenna or satellite pot. Different countries use different DVB systems. DVB set-top box is a consumer electronic product that converts satellite digital TV signals into high-quality audio and video signals, allowing users to watch satellite TV programs on their existing analog TVs for interactive digital entertainment, education, and commercialization activities.
Digital Video Broadcasting (DVB) has three distribution methods:
1. Digital satellite television broadcasting (DVB-S satellite transmission mode) using direct broadcasting over satellite channels. 2. digital satellite television broadcasting using cable networks.
2. Digital cable television broadcasting using cable networks (DVB-C cable transmission mode) DVB system. DVB-S and DVB-C are globally available, there is no national or regional restriction. 3. digital terrestrial television broadcasting for terrestrial broadcasting.
3. Digital terrestrial television (DVB-T terrestrial transmission mode), the current terrestrial wave transmission mode of the standard is divided into: DVB-T, DVB-T2, ATSC, ISDBT, DTMB.
DVB-T application area: Europe, Middle East. Applicable countries: Norway, Spain, Denmark, Poland, Iraq, Iran, Saudi Arabia, Oman, Afghanistan, Kazakhstan, Pakistan, Uzbekistan, Turkmenistan, Spain, Italy and so on.
(Nowadays, there are very few DVB-T set-top boxes, usually DVB-T2 set-top boxes)
DVB-T2 applicable regions: Europe, Middle East, Asia, Africa, Oceania. DVB-T2 applicable countries: DVB-T-compatible countries, Russia, Outer Mongolia, Colombia, Sweden, Dubai, Czech Republic, Serbia, Bulgaria, Myanmar, Vietnam, Egypt, Ghana, Uganda, South Africa, Nigeria, Malaysia, Singapore, Kirghizia, Germany, Thailand, India and other countries.
ATSC Application Area: North America, Mexico, Guatemala, Nicaragua, South Korea (South Korea is special in that it uses the North American standard, but it cannot be used in some parts of the country, so it is recommended to purchase a DVB-S set-top box).
ISDBT Application Area: South America. Application Countries: Venezuela, Ecuador, Peru, Brazil, Bolivia, Argentina, Paraguay, Uruguay, Chile, Philippines (The Philippines is special, using the South American standard, but may not be available in some parts of the country, it is recommended to purchase a DVB-S set-top box)
DTMB applicable countries: China.
However, with the update of time and technology, more and more people tend to use Android smart TV box, which is more convenient and smart.