Named Feiyi by researchers in China, the drone is claimed to have great application potential in various military fields.

Underwater gravity-aided inertial navigation systems (INS) are essential for the accurate navigation of autonomous underwater vehicles (AUVs). These systems utilize gravitational field data to ...

These systems leverage the unique properties of polarized light to determine orientation and heading, making them particularly useful for applications in underwater navigation, unmanned aerial ...

"Based on our open-source research in the internet... HY-119 refers to a Chinese underwater navigation and communication system," Dizon said. "It has an antenna and an eye that can be used for ...

Marked "HY-119," the drone is believed to be a Chinese underwater navigation and communication system potentially used for surveillance and reconnaissance. READ: Chinese State-Sponsored Hackers ...

(Based on the markings found, this was a Chinese underwater navigation and communication system.) He said they turned it over to the Philippine Navy last December 31, 2024. In a statement, the ...

General with the Bicol Region Philippine National Police: "Based on our open source research on the internet, HY-119 refers to a Chinese underwater navigation and communication system," Dizon told ...

"Based on our open-source research in the internet... HY-119 refers to a Chinese underwater navigation and communication system," Dizon said. "It has an antenna and an eye that can be used for ...

The Bicol police has turned over to the Philippine Navy an underwater navigation and communication system found Monday by local fishermen in San Pascual, Masbate. In an interview on Super Radyo dzBB ...

The drone was marked HY-119, which reportedly refers to a Chinese underwater navigation and communication system. The device reportedly enables underwater vessels or devices to communicate with ...

The Bicol Region Police’s explosive ordinance disposal team immediately looked into the device. Although it’s not an explosive device, the local police said the marking indicated that it is an ...