Inventor
TAO HONGDAN
US8 patents
Patents
8 patentsUS9967664B1May 8, 2018
Sensor assembly for measuring diaphragm displacement and temperature in a micro speaker
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US10397693B1Aug 27, 2019
Acoustic chambers damped with plural resonant chambers, and related systems and methods
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US10299032B2May 21, 2019
Front port resonator for a speaker assembly
APPLE INC13 citations82
US10149078B2Dec 4, 2018
Capacitive sensing of a moving-coil structure with an inset plate
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US10219057B2Feb 26, 2019
Audio module for an electronic device
APPLE INC5 citations71
US10469940B2Nov 5, 2019
Valve for acoustic port
APPLE INC6 citations69
US10687146B2Jun 16, 2020
Speaker with flex circuit acoustic radiator
APPLE INC0 citations51
US10194248B2Jan 29, 2019
Speaker with flex circuit acoustic radiator
APPLE INC0 citations51