公开(公告)号：US06754342B1

公开(公告)日：2004-06-22

申请号：US09629025

申请日：2000-07-31

Applicant: Luke Surazski ,  Michael Knappe ,  Pascal Huart

Inventor： Luke Surazski ,  Michael Knappe ,  Pascal Huart

IPC: H04M100

CPC classification number: G10L19/012 ,  H04M1/2535

Abstract: A method and apparatus for improving the mute function of an IP telephone is disclosed, where the method comprises determining, by a transmitting IP telephone, whether the mute function has been activated; and if the mute function has been activated, then providing, a predetermined output. Various aspects of the method are disclosed, including: an aspect where the predetermined output is characterized by the absence of silence as detected by an RX unit when the mute function of a TX unit is activated; an aspect where the predetermined output comprises a signal in which voice information has been removed; and an aspect where the removing of voice information is performed by an audio filter disposed within the TX unit of an IP telephone.

Abstract translation: 公开了一种用于改善IP电话的静音功能的方法和装置，其中所述方法包括由发送IP电话确定所述静音功能是否被激活; 并且如果静音功能已被激活，则提供预定的输出。 公开了该方法的各个方面，包括：当TX单元的静音功能被激活时，预定输出的特征在于由RX单元检测到的无静音; 其中预定输出包括语音信息已被去除的信号的一个方面; 以及通过设置在IP电话的TX单元内的音频滤波器来执行语音信息的去除的方面。