MUMBAI, India, April 18 -- Intellectual Property India has published a patent application (202414065759 A) filed by Apple Inc., Cupertino, U.S.A., on Aug. 30, 2024, for 'wideband sub-wavelength chip-scale acoustic wave attenuators.'

Inventor(s) include Hatipoglu, Gokhan; Hrudey, Peter C; and Naderyan, Vahid.

The application for the patent was published on April 18, under issue no. 16/2025.

According to the abstract released by the Intellectual Property India: "An apparatus comprising: a microelectromechanical systems (MEMS) chip having a movable member coupled to a front chamber; and an attenuator chip coupled to the MEMS chip and having an array of attenuators arranged around a port that is open to the front chamber."

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