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:
Sep. 13, 2022
Filed:
Aug. 30, 2018
Lg Electronics Inc., Seoul, KR;
Dongsung Kim, Seoul, KR;
Byungduck Park, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
Portable audio equipment comprising: a housing comprising an acoustic passage that protrudes from one side thereof and has an open one end portion; a partition dividing the acoustic passage into a first acoustic passage and a second acoustic passage; an acoustic output unit for outputting sounds through the first acoustic passage; and inner microphone for collecting sounds through the second acoustic passage; and a control unit inside the housing, controlling the acoustic output unit so as to output sounds, and processing the sound collected through the inner microphone, can more effectively cancel external noise by further including the inner microphone for collecting sounds inputted through the body of a user.