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This Is China’s Latest Military Invention: A 1,000-Meter-Deep Radar! Technology Just Achieved a Milestone by Detecting an Airplane

Written by Alisson Ficher
Published on 12/04/2025 at 18:03
Updated on 12/04/2025 at 18:04
Radar submarino chinês detecta aviões a grandes altitudes e pode mudar a dinâmica da guerra naval, oferecendo uma vantagem estratégica inédita.
Radar submarino chinês detecta aviões a grandes altitudes e pode mudar a dinâmica da guerra naval, oferecendo uma vantagem estratégica inédita.
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The Development Of A Chinese Submarine Radar Capable Of Detecting Aircraft At 5,000 Meters In Height Promises To Revolutionize Naval Defense Strategy, With Potential To Fundamentally Alter The Dynamics Of Submarine Warfare.

China has taken an important step in the development of surveillance and defense technologies by announcing the creation of a high-power submarine radar.

Tested at 1,000 meters depth, the innovative system was able to detect aircraft at altitudes of up to 5,000 meters.

This achievement could transform the dynamics of submarine warfare, offering a significant strategic advantage for the People’s Liberation Army (PLA) submarine fleet.

With a remarkable range and a capability never before achieved by other countries, the Chinese submarine radar places China at the forefront of anti-submarine warfare.

Until now, detecting aircraft at high altitudes from such extreme depths of water seemed impossible due to the complex acoustic properties of the ocean.

However, Chinese scientists managed to overcome this challenge and create a system that can invert the balance of power between submarines and combat aircraft.

Submarine Radar: An Unprecedented Technology

The Chinese submarine radar, developed and tested by scientists from the Chinese Academy of Sciences, employs an unprecedented approach to detect aircraft from ocean depths.

With the radar installed at a depth of 1,000 meters, it was capable of identifying aircraft at impressive distances, detecting a fixed-wing aircraft at 5,000 meters in altitude.

This advancement represents a milestone in the development of naval defense systems, placing China ahead in a technology that was until now considered impossible.

The radar was designed to operate in a challenging environment, where sound waves emitted by aircraft, usually reflected by the ocean surface, hinder effective detection.

The innovation of the system lies in the use of multiple reflections of sound waves between the seabed and the water surface, which increases detection range and improves accuracy.

Challenges And Technological Advancements

Until now, detecting aircraft from submarines was a complex challenge, as sound waves emitted by aircraft usually reflect off the ocean surface, hindering detection capability.

However, Chinese scientists, led by Zhang Bo and Peng Zhaohui, have achieved an innovative solution.

By exploring multiple reflections of sound waves between the seabed and the water surface, they managed to extend detection range, overcoming previous limitations.

This innovation represents a significant advancement in anti-submarine warfare, giving submarines the ability to detect aircraft before they can be located.

The system could drastically improve the survivability of Chinese submarines, making them harder to locate by warplanes equipped with advanced sensors.

Testing And Limitations Of The System

According to military sources, China conducted secret tests of the submarine radar in 2022, during which the system was able to detect an aircraft at an impressive distance of 17 kilometers.

The radar’s accuracy was remarkable, with a margin of error of less than one kilometer.

However, the tests also revealed some limitations of the system, including a blind spot when aircraft fly directly over the sensors.

Moreover, the detection range still needs to be expanded for the system to be fully effective in real combat scenarios.

The scientists responsible for the project continue to work on optimizing the radar, although they have not released more recent data on improvements.

Chinese submarine radar detects aircraft at high altitudes and can change the dynamics of naval warfare, offering an unprecedented strategic advantage.
Chinese submarine radar detects aircraft at high altitudes and can change the dynamics of naval warfare, offering an unprecedented strategic advantage.

Complement To The Military Intelligence Network

The military strategy of China is based on a layered approach that integrates various detection technologies.

Currently, the People’s Liberation Army already has a network of satellites that enables tracking of high-performance aircraft, such as the stealth fighters F-22, as well as radars installed on ships and ground stations.

The new submarine radar would serve as a complement to this network, providing redundancy and enhancing detection capability in hostile environments, such as maritime combat areas.

This submarine radar system promises to further strengthen China’s intelligence network, allowing the country to monitor enemy movements more effectively.

Future Prospects

Although details of the development of this technology have been kept secret for several years, the research team has finally published a paper in the journal Acta Acustica providing information about the functionality of the submarine radar.

While data on the final extent of the system is still lacking, everything indicates that there is a long road of testing and improvements to be traveled until the radar is fully operational.

The underwater detection system developed by China represents a paradigm shift in naval warfare.

With it, China may achieve a significant tactical advantage, positioning itself as a leader in the development of submarine surveillance technologies.

This advancement places the country in a new tier, with the ability to detect and confront aerial threats innovatively, which could decisively impact future disputes in the global geopolitical landscape.

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Alisson Ficher

A journalist who graduated in 2017 and has been active in the field since 2015, with six years of experience in print magazines, stints at free-to-air TV channels, and over 12,000 online publications. A specialist in politics, employment, economics, courses, and other topics, he is also the editor of the CPG portal. Professional registration: 0087134/SP. If you have any questions, wish to report an error, or suggest a story idea related to the topics covered on the website, please contact via email: alisson.hficher@outlook.com. We do not accept résumés!

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