Title:
RING-SHAPED ANTENNA AND EARPHONE MODULE HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2018/182091
Kind Code:
A1
Abstract:
Disclosed are: a ring-shaped antenna, which is formed in a ring shape and mounted between an earphone module housing and the outer circumference of a coin-type battery so as to communicate, through an NFMI, with an antenna mounted in another earphone module; and a wireless earphone module having the same. The disclosed ring-shaped antenna comprises: a flexible base sheet; a terminal sheet formed to extend from one side of the base sheet; a first terminal formed on one surface of the terminal sheet; a second terminal, formed on one surface of the terminal sheet, to be spaced apart from the first terminal; and a radiation pattern formed on one surface of the base sheet, and having one end connected to the first terminal and having the other end connected to the second terminal.
Inventors:
KIM BEON-JIN (KR)
Application Number:
PCT/KR2017/006030
Publication Date:
October 04, 2018
Filing Date:
June 09, 2017
Export Citation:
Assignee:
AMOTECH CO LTD (KR)
International Classes:
H01Q1/27; H01Q1/24; H01Q1/38; H01Q9/04
Foreign References:
| KR20150089376A | 2015-08-05 | |||
| KR20070109766A | 2007-11-15 | |||
| US20160205461A1 | 2016-07-14 | |||
| KR20160105907A | 2016-09-07 | |||
| KR101236443B1 | 2013-02-25 |
Attorney, Agent or Firm:
HONESTY & JR PARTNERS INTELLECTUAL PROPERTY LAW GROUP (KR)
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