Title:
SPEAKER
Document Type and Number:
WIPO Patent Application WO/2022/065548
Kind Code:
A1
Abstract:
A speaker is disclosed. The speaker of the present disclosure comprises: a diaphragm, which is formed in a dome shape and can vibrate; a phase plug, which is separated from the diaphragm, covers a portion of the upper surface of the diaphragm, and comprises an upper phase plug and a lower phase plug that are separated from each other; and a path formed between the upper phase plug and the lower phase plug, wherein the path is omnidirectionally formed in the horizontal direction.
Inventors:
KIM KIHUN (KR)
PAEK SEUNGHARK (KR)
SEO HEUISIK (KR)
KIM JONGWOO (KR)
PAEK SEUNGHARK (KR)
SEO HEUISIK (KR)
KIM JONGWOO (KR)
Application Number:
PCT/KR2020/012965
Publication Date:
March 31, 2022
Filing Date:
September 24, 2020
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04R7/12; H04R9/06; H04R31/00
Foreign References:
| US20040237286A1 | 2004-12-02 | |||
| US20190028801A1 | 2019-01-24 | |||
| JP2011244050A | 2011-12-01 | |||
| US20180359559A1 | 2018-12-13 | |||
| US20060034475A1 | 2006-02-16 |
Attorney, Agent or Firm:
PARK, Byung Chang (KR)
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