The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7544089 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 09, 2009

Filed:

Dec. 11, 2007
Applicants:

Chang-chun Liu, Shenzhen, CN;

Xiao-lin Gan, Shenzhen, CN;

Yu-kuang Ho, Taipei Hsien, TW;

Inventors:

Chang-Chun Liu, Shenzhen, CN;

Xiao-Lin Gan, Shenzhen, CN;

Yu-Kuang Ho, Taipei Hsien, TW;

Assignees:

Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01R 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An adapter includes a first USB interface, a second USB interface, and an audio interface. The first and the second USB interfaces each have a power pin, a first data pin, a second data pin, and a ground pin. The pins of the first USB interface respectively connected to the pins of the second USB interface correspondingly. The audio interface includes a left ear audio pin, a right ear audio pin, and a ground pin. The left ear audio pin of the audio interface is connected to the first data pin of the second USB interface. The right ear audio pin of the audio interface is connected to the second data pin of the second USB interface.


Find Patent Forward Citations

Liu, Chang-Chun. (2009). Adapter for usb and audio interface (U.S. Patent No. 7544089). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7544089

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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