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.

Date of Patent:
Feb. 12, 2019

Filed:

Jun. 18, 2018
Applicant:

Realtek Semiconductor Corp., Hsinchu, TW;

Inventors:

Tsung-Peng Chuang, Hsinchu County, TW;

Chia-Chi Tsai, Hsinchu County, TW;

Cheng-Pin Chang, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 29/00 (2006.01); G10L 19/22 (2013.01); H04S 3/00 (2006.01); H04S 7/00 (2006.01);
U.S. Cl.
CPC ...
G10L 19/22 (2013.01); H04R 29/00 (2013.01); H04S 3/008 (2013.01); H04S 7/30 (2013.01); H04S 2400/15 (2013.01);
Abstract

A combo-plug detecting circuit for use in an audio CODEC is provided. The combo-plug detecting circuit is used to determine the contact configuration of the audio plug, to ensure that the audio plug belonging to the differential structure can be compatible with the audio CODEC.


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