MUMBAI, India, Jan. 9 -- Intellectual Property India has published a patent application (202511117435 A) filed by Sooryauday Aerial Vehicles Pvt. Ltd., New Delhi, on Nov. 26, 2025, for 'surface-subsurface autonomous networked system for submarine surveillance operations.'

Inventor(s) include Kapil Dev; and Rohan More.

The application for the patent was published on Jan. 9, under issue no. 02/2026.

According to the abstract released by the Intellectual Property India: "A surface-subsurface autonomous networked system for submarine surveillance operations, comprising unmanned underwater vehicles 101 performing submerged sensing using sensor suite, a navigation unit for autonomous navigation, an edge computing unit managing communication, a buoyant relay nodes 102 with variable buoyancy control units for depth adjustment, a multi-modal communication for data compression, event tagging and relay, an energy harvesting arrangement for continuous power, unmanned surface vehicles 103 deploying UUV 101 and BRN 102, a navigation suite for surface guidance, a communication suite with satellite uplink, RF and optical transceivers for data exchange, a central mission controller (CMC 104) for fleet management, an energy sharing arrangement 105 enabling charging of the UUV 101 at the BRN 102 and the USV 103 and charging of the BRN 102 at the USV 103, and a docking interface to facilitate energy transfer, and transfer of data via an integrated data sync interface."

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