公开(公告)号：US20170194912A1

公开(公告)日：2017-07-06

申请号：US15465586

申请日：2017-03-21

Applicant: Logitech Europe S.A

Inventor： Alan OLSON ,  Sean CHIU ,  Jianhua PAN ,  Constantine MOUZAKIS ,  Jeffrey ANDERSON ,  Patrick NICOLET

IPC: H03F1/02 ,  H03F3/185 ,  H03F3/217 ,  H04R3/00

CPC classification number: H03F1/0227 ,  H03F3/185 ,  H03F3/2171 ,  H03F3/68 ,  H03F2200/03 ,  H03F2200/102 ,  H03F2200/435 ,  H04R3/007 ,  H04R29/001

Abstract: Embodiments of the disclosure may include a method and apparatus for improving the efficiency and extending the operation time between recharges or replacement batteries of a portable audio delivery system. The audio delivery system may include a processor, an audio processing device, a speaker, and a rechargeable power source. The audio delivery system is generally configured to generate and/or receive an audio input signal and efficiently deliver an amplified, high quality audio output signal to a user. In some embodiments of the disclosure, the audio processing device of the audio delivery system may include a switch mode power supply (SMPS), a signal delay element, an envelope detector, and a switching signal amplifier.

公开(公告)号：US20170085225A1

公开(公告)日：2017-03-23

申请号：US15367228

申请日：2016-12-02

Applicant: Logitech Europe S.A

Inventor： Alan OLSON ,  Sean CHIU ,  Jianhua PAN ,  Constantine MOUZAKIS ,  Jeffrey ANDERSON ,  Patrick NICOLET

IPC: H03F1/02 ,  H04R3/00 ,  H04R29/00 ,  H03F3/185 ,  H03F3/217

CPC classification number: H03F1/0227 ,  H03F3/185 ,  H03F3/2171 ,  H03F3/68 ,  H03F2200/03 ,  H03F2200/102 ,  H03F2200/435 ,  H04R3/007 ,  H04R29/001

Abstract: Embodiments of the disclosure may include a method and apparatus for improving the efficiency and extending the operation time between recharges or replacement batteries of a portable audio delivery system. The audio delivery system may include a processor, an audio processing device, a speaker, and a rechargeable power source. The audio delivery system is generally configured to generate and/or receive an audio input signal and efficiently deliver an amplified, high quality audio output signal to a user. In some embodiments of the disclosure, the audio processing device of the audio delivery system may include a switch mode power supply (SMPS), a signal delay element, an envelope detector, and a switching signal amplifier.

公开(公告)号：US20160197588A1

公开(公告)日：2016-07-07

申请号：US14804253

申请日：2015-07-20

Applicant: Logitech Europe S.A

Inventor： Alan OLSON ,  Sean CHIU ,  Jianhua PAN ,  Constantine MOUZAKIS ,  Jeffrey ANDERSON ,  Patrick NICOLET

IPC: H03F3/185 ,  H03F3/217 ,  H03F1/02

CPC classification number: H03F1/0227 ,  H03F3/185 ,  H03F3/2171 ,  H03F3/68 ,  H03F2200/03 ,  H03F2200/102 ,  H03F2200/435 ,  H04R3/007 ,  H04R29/001

Abstract: Embodiments of the disclosure may include a method and apparatus for improving the efficiency and extending the operation time between recharges or replacement batteries of a portable audio delivery system. The audio delivery system may include a processor, an audio processing device, a speaker, and a rechargeable power source. The audio delivery system is generally configured to generate and/or receive an audio input signal and efficiently deliver an amplified, high quality audio output signal to a user. In some embodiments of the disclosure, the audio processing device of the audio delivery system may include a switch mode power supply (SMPS), a signal delay element, an envelope detector, and a switching signal amplifier.

Abstract translation: 本公开的实施例可以包括用于提高便携式音频传送系统的充电或更换电池之间的效率并延长操作时间的方法和装置。 音频传送系统可以包括处理器，音频处理设备，扬声器和可充电电源。 音频传送系统通常被配置为产生和/或接收音频输入信号，并且向用户有效地传送放大的高质量音频输出信号。 在本公开的一些实施例中，音频传送系统的音频处理设备可以包括开关模式电源（SMPS），信号延迟元件，包络检测器和开关信号放大器。