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    • 1. 发明申请
    • AUDIO TEST APPARATUS AND TEST METHOD THEREOF
    • 音频测试装置及其测试方法
    • US20090052678A1
    • 2009-02-26
    • US12168916
    • 2008-07-08
    • HUA-DONG CHENGWEN-CHUAN LIANYAO ZHAOJIAN SUNPENG CHENWEN-SHENG TSAI
    • HUA-DONG CHENGWEN-CHUAN LIANYAO ZHAOJIAN SUNPENG CHENWEN-SHENG TSAI
    • H04R29/00
    • H04R29/001
    • An audio test apparatus, and an exemplary audio test method that includes: processing an audio file through two independent channels; outputting no signals from a left channel and from a right channel in a first time period; receiving noise signals from the left and right channels; outputting single-frequency signals from the left channel only in a second time period; receiving the single-frequency signals from the left channel and crosstalk signals from the right channel; outputting multi-frequency signals from the left and right channels in a third time period; receiving the multi-frequency signals from the left and right channels; outputting single-frequency signals from the right channel only in a fourth time period; receiving the crosstalk signals from the left channel and the single-frequency signals from the right channel; and testing parameters according to the signals received during the four time periods.
    • 音频测试装置和示例性音频测试方法,其包括:通过两个独立信道处理音频文件; 在第一时间段内不从左声道和右声道输出信号; 从左右声道接收噪声信号; 仅在第二时间段内从左声道输出单频信号; 从左声道接收单频信号和来自右声道的串扰信号; 在第三时间段内从左右声道输出多频信号; 从左右声道接收多频信号; 仅在第四时间段内从右声道输出单频信号; 接收来自左声道的串扰信号和来自右声道的单频信号; 并根据在四个时间段期间接收的信号测试参数。