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:
Nov. 14, 2017
Filed:
Jan. 25, 2017
Amtran Technology Co., Ltd, New Taipei, TW;
AMTRAN TECHNOLOGY CO., LTD., New Taipei, TW;
Abstract
A balanced push-pull loudspeaker device includes a loudspeaker box, a first loudspeaker component, a second loudspeaker component and an audio processing unit. The audio processing unit generates a bass audio signal according to low frequency parts of a first audio channel signal and of a second audio channel signal, mixes the bass audio signal and a high frequency part of the first audio channel signal, outputs a mixture of the bass audio signal and the high frequency part of the first audio channel signal to the first loudspeaker component, inverts the bass audio signal, mixes the inverted bass audio signal and a high frequency part of the second audio channel signal, and outputs a mixture of the inverted bass audio signal and the high frequency part of the second audio channel signal to the second loudspeaker component. This disclosure also provides a control method applied to the above loudspeaker device.