
A new record global was established in the transmission of data By researchers from the National Institute of Information and Communications Technology (NICT) in Japan. The team reached an impressive rate of 1.02 Petabits per second (PBPs) in a long -distance test, breaking technical barriers and redefining what is possible in terms of connectivity.
The milestone was achieved using 19 core fiber optic and advanced amplification, maintaining the transmission rate by 1,808 km – longer than that separates São Paulo from Fortaleza. The amount of data transferred is equivalent to over 125 terabytes per second, enough to transmit the full Netflix catalog in less than a second.

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The engineering behind the record
To achieve this historical rate, Japanese scientists have integrated 19 optical nuclei into a single cable and used multiple amplifiers to maintain data integrity over almost 2,000 km. This represents a significant advance in relation to previous tests, which had recorded similar, but much shorter range.
In addition, parallel technologies are expanding the ability of network infrastructure. An example is TP-Link’s new 5G portable router, which already delivers high battery and touch screen speed rates, offering mobility combined with power.
It also draws attention to the recent creation of a fiber optic 10,000 times faster by Chinese scientists, which can be decisive for the next generation of global infrastructure.
What does this mean in practice?
With this rate, it would be possible:
- Send more than 400 terabytes of data in just 3 seconds;
- Support millions of simultaneous transmissions in 4K;
- Reduce replication time between intercontinental data centers;
- Increase efficiency in networks that move artificial and cloud intelligence.
But innovation is not just at speed. In storage, for example, there are already advances such as SSD E2 with 1 petabyte capacity, which combines high density with extreme speed – ideal for dealing with massive traffic masses.
Western digital ceramic technology points to new paths in durability and thermal efficiency in data storage.
Risks and challenges on the way
With increasing traffic capacity, the need for physical and digital safety is also increased. Recently, anchor drag marks were identified in damaged underwater cables in Finland, demonstrating the vulnerability of global transmission physical routes.
At the same time, expectation with new connectivity technologies, such as Wi-Fi 8, shows that not always speed is the only focus: stability and consistency are equally essential in modern networks.

Future Paths and Expectations
Despite the new record, technology is still in an experimental environment. Among the next steps are:
- Make the amplifiers more efficient and cheap;
- Develop Petabit Compatible Commercial Systems;
- Enable practical application on transcontinental routes.
The goal, according to NICT engineers, is to ensure that technology reaches global operators and backbone networks in the near future, especially as data volume grows exponentially.
Source: iflscience

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