Title: Method for removing loundspeaker noise
Application Number: 200510105562 Application Date: 2005.09.27
Publication Number: 1941620 Publication Date: 2007.04.04
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H03G3/20;H04R3/00;G06F3/16
Applicant(s) Name: Shengquan Science and Technology Co., Ltd. Address:
Inventor(s) Name:
Attorney & Agent: zhouchang xin
Abstract:
    The invention is concerned with the method to eliminate the puff of the loudhailer, it is: the message playing equipment outputs a pause order or a stop order to the loudhailer, the controlling groupware in the loudhailer closes the playing sound of the loudhailer by the tapering way. The invention can prevent the puff and improve the listening quality of the USB loudhailer.
Time: 17