Sound leakage reduction devices and acoustic output devices

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12266334
APP PUB NO 20230129310A1
SERIAL NO

17932304

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Abstract

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The sound leakage reduction device may include an energy conversion structure, a vibration structure, and a housing. The housing may include a vibration cavity and at least one resonance cavity. The energy conversion structure may be located in the vibration cavity and connected with the vibration structure. The at least one resonance cavity may communicate with the vibration cavity through at least one communication hole. A volume of each resonance cavity may be smaller than a volume of the vibration cavity.

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Patent Owner(s)

Patent OwnerAddress
SHENZHEN VOXTECH CO LTD518108 1ST TO 4TH FLOORS OF BUILDING 26 SHANCHENG INDUSTRIAL ZONE LANGXIN COMMUNITY SHIYAN STREET BAO'AN DISTRICT SHENZHEN CITY GUANGDONG PROVINCE SHENZHEN CITY GUANGDONG PROVINCE 518108

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fu, Junjiang Shenzhen, CN 153 208
Liao, Fengyun Shenzhen, CN 342 712
Qi, Xin Shenzhen, CN 493 1565
Zhang, Lei Shenzhen, CN 2799 20393

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