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:
Jul. 18, 2017
Filed:
Dec. 29, 2015
Iriver Limited., Seoul, KR;
Seung-Ho Yu, Seoul, KR;
IRIVER LIMITED., Seoul, KR;
Abstract
A hi-fi audio device for reproducing and outputting a hi-fi sound source, the hi-fi audio device including: an operation unit configured to operate the hi-fi audio device; and a power supply unit comprising: an alternating current (AC) power supply unit configured to rectify alternating current supplied from an external power supply into first direct current and supply the first direct current to the operation unit; and a battery unit configured to supply second direct current to the operation unit, wherein the operation unit receives the first direct current and drives the hi-fi audio device when the operation does not reproduce a sound source, and receives the second direct current and drives the hi-fi audio device while the operation unit reproduces the sound source, and while the sound source is reproduced, the supply of the first direct current to the operation unit is blocked.