公开(公告)号：US09578431B2

公开(公告)日：2017-02-21

申请号：US14266204

申请日：2014-04-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Oan-jin Kim ,  Jong-woo Kim ,  Kee-yeong Cho

IPC: H03G11/00 ,  H04R29/00 ,  H04R3/00

CPC classification number: H04R29/00 ,  H04R3/007 ,  H04R29/003

Abstract: An audio output apparatus and a method are provided, which includes calculating a temperature value of a voice coil of the audio output apparatus using a heat transfer model algorithm, in response to power being supplied to the voice coil; adjusting an output level of an audio signal by determining a gain value to adjust the output level of the audio signal according to the calculated voice coil temperature value, and outputting the audio signal with the adjusted output level.

Abstract translation: 提供了一种音频输出装置和方法，其包括响应于向音圈供电的功率，使用热传递模型算法计算音频输出装置的音圈的温度值; 通过确定增益值来调整音频信号的输出电平，以根据计算出的音圈温度值来调节音频信号的输出电平，并输出具有调整的输出电平的音频信号。