کشورهای ISDB-T: List of Nations Using ISDB-T Standard

فهرست مطالب

کدام کشورها از ISDB-T استفاده می کنند? Global Adoption of the ISDB-T Digital TV Standard

را ISDB-T (خدمات یکپارچه پخش دیجیتال - زمینی) standard is a digital terrestrial television broadcasting system originally developed in Japan. It enables high-definition digital TV broadcasting, mobile TV reception, emergency alert broadcasting, و خدمات تعاملی.

امروز, را ISDB-T digital TV standard has been adopted by many countries across آسیا, Latin America, و آفریقا, becoming one of the most widely deployed digital terrestrial broadcasting technologies worldwide.

This article explores which countries use ISDB-T, why they adopted it, and how ISDB-T technology works.

What Is ISDB-T?

ISDB-T (خدمات یکپارچه پخش دیجیتال - زمینی) is a digital broadcasting system developed by Japan for terrestrial television transmission. It was designed to provide:

High-definition television (HDTV)
Mobile and portable TV reception (1-بگو)
Robust signal transmission
Emergency warning broadcast system
Multi-program broadcasting

Japan officially launched ISDB-T digital broadcasting in 2003, becoming one of the first countries to deploy advanced digital terrestrial TV technology.

Later, Brazil developed an enhanced version called بین المللی ISDB-T (ISDB-Tb or SBTVD), which improved video compression and system flexibility. This version has been widely adopted across Latin America.

Which Countries Use ISDB-T?

Below is a list of countries that have adopted or are evaluating the ISDB-T broadcasting system.

آسیا

ژاپن – The original developer of the ISDB-T digital broadcasting standard.
فیلیپین – Officially adopted ISDB-T and launched digital terrestrial television services.
مالدیو – Adopted ISDB-T for national digital TV broadcasting.
سریلانکا – Selected ISDB-T as a digital TV standard.
تایلند – Evaluated ISDB-T but ultimately adopted DVB-T2 for national deployment.

آمریکای جنوبی

Latin America is the largest region using ISDB-T International.

Countries include:

برزیل
آرژانتین
شیلی
پرو
اروگوئه
ونزوئلا
اکوادور
بولیوی
پاراگوئه

Most of these countries adopted بین المللی ISDB-T (ISDB-Tb) and have already launched nationwide digital terrestrial television broadcasting.

Central America

Several Central American countries have also selected the ISDB-T digital TV standard.

These include:

کاستاریکا
نیکاراگوئه
گواتمالا
هندوراس
السالوادور

Many of these countries are currently in deployment or transition phases from analog TV to digital broadcasting.

آفریقا

Although less common in Africa, ISDB-T has been adopted by some countries such as:

بوتسوانا
آنگولا

These deployments demonstrate the global expansion of ISDB-T broadcasting technology.

Why Many Countries Chose ISDB-T

Many governments selected the سیستم پخش دیجیتال ISDB-T because of its technical advantages compared with other standards such as DVB-T/DVB-T2 یا ATSC.

Key advantages of ISDB-T

1. پشتیبانی از تلویزیون موبایل (1-بگو)
ISDB-T supports mobile TV reception, allowing smartphones, car TVs, and portable devices to receive live television.

2. Robust Signal Transmission
The technology uses BST-OFDM modulation, which improves signal stability in mountainous terrain and dense urban environments.

3. Emergency Warning Broadcast System (EWBS)
ISDB-T enables automatic emergency alerts for disasters such as earthquakes, tsunamis, or severe weather.

4. Flexible Transmission Structure
The system divides the broadcast channel into 13 segments, allowing simultaneous HDTV and mobile broadcasting.

ISDB-T vs Other Digital TV Standards

Three main digital terrestrial broadcasting standards dominate worldwide:

استاندارد	Main Regions	Example Countries
ATSC	North America	ایالات متحده آمریکا, کانادا, مکزیک
DVB-T / DVB-T2	Europe, آفریقا, آسیا	انگلستان, آلمان, هند
ISDB-T	ژاپن & Latin America	ژاپن, برزیل, آرژانتین

Each standard uses different modulation and compression technologies, so TV receivers must support the correct broadcasting system.

ISDB-T Receivers and Equipment

To watch digital terrestrial TV in countries using this system, viewers need compatible hardware such as:

ISDB-T set-top box
ISDB-T TV tuner
ISDB-T USB receiver
ISDB-T mobile TV receiver
آنتن ISDB-T

These devices decode the digital broadcast signal and convert it into video and audio for televisions or mobile devices.

Manufacturers from ژاپن, برزیل, چین, and other countries produce a wide range of ISDB-T receivers, tuners, and digital TV modules for global markets.

ISDB-T Market Opportunities

را ISDB-T ecosystem creates large opportunities for manufacturers and broadcasters.

Key market sectors include:

ISDB-T digital TV transmitters
ISDB-T set-top boxes
ISDB-T car TV receivers
ISDB-T USB TV tuners
ISDB-T broadcasting equipment
ISDB-T integrated digital televisions

As more countries complete the analog switch-off process, demand for ISDB-T compatible devices continues to grow.

نتیجه گیری

را ISDB-T digital terrestrial broadcasting standard has become a major global TV technology, especially across ژاپن, Latin America, and parts of Asia and Africa. Its advantages—including تلویزیون موبایل, reliable signal transmission, and emergency broadcasting capabilities—make it an attractive option for countries upgrading their broadcasting infrastructure.

With continued digital TV expansion worldwide, را ISDB-T ecosystem of receivers, transmitters, and broadcasting solutions will remain an important part of the global digital television industry.

Which countries are using ISDB-T? (کشور ISDB-T)

ژاپن

فیلیپین(officially adopted ISDB-T, trial broadcast in progress)

تایلند(currently assessing to digital platforms the DVB-T2)

مالدیو(officially adopted ISDB-T)

برزیل(officially adopted ISDB-T International, started broadcasting in digital)

اروگوئه(officially adopted ISDB-T International, started broadcasting in digital)

پرو(officially adopted ISDB-T International, started broadcasting in digital)

آرژانتین(officially adopted ISDB-T International, started broadcasting in digital)

شیلی(officially adopted ISDB-T International, started broadcasting in digital)

ونزوئلا(officially adopted ISDB-T International, and started broadcasting digitally)

اکوادور(officially adopted ISDB-T International, started pre-implementation stage)

کاستاریکا(officially adopted ISDB-T International, and started broadcasting digitally)

پاراگوئه(officially adopted ISDB-T International, and started broadcasting digitally)

بولیوی(officially adopted ISDB-T International, and started broadcasting digitally)

بلیز(currently assessing digital platform)

نیکاراگوئه(officially adopted ISDB-T International, started pre-implementation stage)

گواتمالا(currently assessing digital platform) ISDB-T.com has produced ISDB-T products, which are tested and sold by importers and buyers, from Japan, برزیل, Chile etc. The sample is available.