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USound silicon MEMS speaker Ganymede

USound seals multimillion dollar contract with 3nod Acousticlink

November 19, 2018

Graz, November 19, 2018 – Austrian MEMS audio specialist USound has sealed a contract with leading Chinese integrated solutions provider 3nod Acousticlink. USound will deliver an extensive amount of its piezoelectric loudspeakers Ganymede over the next two years, enabling 3nod Acousticlink to produce and sell smart and high-quality true wireless earbuds and multi-driver 3D headphone.…

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USound chooses Flex as technology, engineering and manufacturing partner for MEMS speaker production

July 24, 2018

Graz, July 24, 2018 – USound, developer of advanced audio solutions for personal applications based on MEMS (micro-electro-mechanical systems) technology, today announced it will work with Flex, the Sketch-to-Scale® solutions provider that designs and builds Intelligent Products for a Connected World™ to manufacture and provide technology, engineering and design support for various MEMS speaker applications…

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What is the difference between Coupler (Artificial Ear) and Baffle/Free field measurement?

June 4, 2018

The baffle measurement represents a special case of free field measurement. However, in this case, the sound is propagating through the air as a wave. In case of miniature speakers, the transition between mechanical movement and air pressure is poor, that’s why very high excursions are needed to produce high SPL (e.g. very rough example:…

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