Voice signal return type earphone for smart device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9781504
APP PUB NO 20170188130A1
SERIAL NO

15190713

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An earphone connected to a smart device is provided. The earphone connected to a smart device includes a voice signal input and output function that returns a sound generated by the smart device itself as well as a sound generated from the exterior into the smart device as a high-quality sound. The voice signal is extracted from a wire that connects the smart device and the ear receiver and inputs the extracted voice signal into the input terminal of the microphone of the smart device.

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Patent Owner(s)

Patent OwnerAddress
RSUPPORT CO LTD15-16F HANMI TOWER 45 BANGI-DONG SONGPA-GU SEOUL 138-828

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Seo, Hyungsu Gyeonggi-do, KR 13 45

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