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:
Aug. 24, 2021
Filed:
Dec. 20, 2016
Qingdao Goertek Technology Co., Ltd., Qingdao, CN;
Honggang Zhou, Qingdao, CN;
Jinguo Zhang, Qingdao, CN;
QINGDAO GOERTEK TECHNOLOGY CO., LTD., Qingdao, CN;
Abstract
A power system for audio device comprises a mobile terminal and an audio device, wherein the mobile terminal including a first control unit, a battery, a first energy management unit configured to power the mobile terminal, a first power switch and a first port; the audio device including a second control unit, a second energy management unit configured to power the audio device, a second power switch, a second port matching with the first port and a third port; energy provided by an external power supply transmitting to the second power switch, the second port, the first port and the first energy management unit via the third port; the third port being connected to the second energy management unit and configured to transmit energy to the second energy management unit. The present invention ensures that if low battery level is being detected, the external power supply connected could supply energy, so as to avoid the interruption due to low power level and ensure the operation of the audio device, thereby improving the user experience and the product competitiveness and facilitating the promotion.