Acoustic transduction unit, manufacturing method thereof and acoustic transducer

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United States of America

PATENT NO 11919039
SERIAL NO

17332884

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Abstract

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An acoustic transduction unit is provided including: a first electrode on a base substrate, a support pattern on a side of the first electrode distal to the base substrate, a vibrating diaphragm pattern surrounded by the support pattern, the first electrode and the vibrating diaphragm pattern and on a side of the support pattern distal to the first electrode; and a second electrode on a side of the vibrating diaphragm pattern distal to the first electrode and opposite to the first electrode; and a first dielectric pattern at the bottom of the vibrating cavity; wherein a thickness of the first dielectric pattern gradually increases from a first vertex to an edge of the first dielectric pattern; and/or, a second dielectric pattern at the top of the vibrating cavity; wherein a thickness of the second dielectric pattern gradually increases from a second vertex to an edge of the second dielectric pattern.

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Patent Owner(s)

Patent OwnerAddress
BOE TECHNOLOGY GROUP CO LTDBEIJING 100015
BEIJING BOE TECHNOLOGY DEVELOPMENT CO LTD100176 ROOM 407 BUILDING 1 NO 9 DIZE ROAD BEIJING ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE DAXING DISTRICT BEIJING BEIJING CITY BEIJING CITY 100176

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sun, Tuo Beijing, CN 86 383

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