首页> 外国专利> METHOD AND A SYSTEM FOR REMOVING POP NOISE IN A SINGLE-ENDED DIGITAL AMPLIFIER, CONCERNED WITH REMOVING POP NOISE, WHICH OCCURS WHEN A POWER IS TURNED ON/OFF, WHILE OPERATING A SINGLE-ENDED DIGITAL AMPLIFIER IN A SINGLE ENDED MODE

METHOD AND A SYSTEM FOR REMOVING POP NOISE IN A SINGLE-ENDED DIGITAL AMPLIFIER, CONCERNED WITH REMOVING POP NOISE, WHICH OCCURS WHEN A POWER IS TURNED ON/OFF, WHILE OPERATING A SINGLE-ENDED DIGITAL AMPLIFIER IN A SINGLE ENDED MODE

机译:在以单端模式操作单端数字放大器的情况下,在打开/关闭电源时消除单端数字放大器中的POP噪声的方法和系统

摘要

PURPOSE: A method and a system for removing pop noise in a single-ended digital amplifier are provided to reduce or remove the pop noise by changing only a signal supply order. CONSTITUTION: A method for removing pop noise in a single-ended digital amplifier includes a process for supplying logic driving power, a process for supplying a PWM(Pulse Width Modulation) signal, and a process for supplying a transistor operating voltage. The process for supplying logic driving power is to supply the logic driving power to operate a digital amplifier. The process for supplying a PWM signal is to supply a PWM signal modulated by a PWM processor to an input unit of the PWM amplifier. The process for supplying the transistor operating voltage is to apply the transistor operating voltage to the PWM amplifier after the PWM signal is supplied to the input unit of the PWM amplifier.
机译:目的:提供了一种用于消除单端数字放大器中的爆音的方法和系统,以通过仅改变信号供应顺序来减少或消除爆音。构成:消除单端数字放大器中的爆音的方法包括:提供逻辑驱动功率的过程,提供PWM(脉冲宽度调制)信号的过程以及提供晶体管工作电压的过程。提供逻辑驱动功率的过程是提供逻辑驱动功率以操作数字放大器。提供PWM信号的过程是将由PWM处理器调制的PWM信号提供给PWM放大器的输入单元。提供晶体管工作电压的过程是在将PWM信号提供给PWM放大器的输入单元之后将晶体管工作电压施加到PWM放大器。

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