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.:
Date of Patent:
Jan. 03, 2017
Filed:
Aug. 26, 2013
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Garam Yu, Seoul, KR;
Minwoo Oh, Gyeonggi-do, KR;
Byounghee Lee, Gyeonggi-do, KR;
Jaekyu Lee, Gyeonggi-do, KR;
Samsung Electronics Co., Ltd., Yeongtong-gu, Suwon-si, Gyeonggi-do, KR;
Abstract
An earphone connection interface, a terminal including the same, and a method of operating the terminal are provided. The earphone connection interface includes: a terminal left terminal, a terminal right terminal, a terminal ground terminal, an earphone detection terminal, and a terminal microphone terminal disposed sequentially along an inner wall of a cylindrical groove and an ear microphone bias voltage source electrically connected to the terminal microphone terminal; and a capacitor electrically connected to the terminal microphone terminal through a switch element.