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1. 发明申请

US20100310090A1 SOUND AMPLIFICATION SYSTEM COMPRISING A COMBINED IR-SENSOR/SPEAKER 审中-公开
标题翻译：包含组合红外传感器/扬声器的声音放大系统
公开(公告)号：US20100310090A1
公开(公告)日：2010-12-09
申请号：US12481395
申请日：2009-06-09
申请人： Roger Davis , Michael Grall , Andrew Parker
发明人： Roger Davis , Michael Grall , Andrew Parker
IPC分类号： H04R27/00
CPC分类号： H04R27/00
摘要： A public address system including a wireless IR microphone for picking up a sound and converting it to an IR light signal including an audio signal representative of said sound and adapted for being transmitted to an IR sensor; an IR sensor including an IR photo detector for receiving said IR light signal and a first receiver for extracting said audio signal and a first transmitter transmitting it to a base station; a base station including a second receiver for receiving said audio signal from said IR sensor and a processor for processing said audio signal to provide a processed audio signal and a second transmitter transmitting it to a loud speaker; and a loud speaker unit for receiving said processed audio signal and converting it to a processed sound signal for being presented to an audience, wherein said IR sensor and loudspeaker unit are integrated into a sensor-speaker assembly.
摘要翻译：一种公共广播系统，包括用于拾取声音并将其转换成包括表示所述声音的音频信号的IR光信号并适于被传送到IR传感器的无线IR麦克风; IR传感器，其包括用于接收所述IR光信号的IR光电检测器和用于提取所述音频信号的第一接收器和将其发送到基站的第一发射器; 基站，包括用于从所述IR传感器接收所述音频信号的第二接收器和用于处理所述音频信号以提供经处理的音频信号的处理器，以及将其发送到扬声器的第二发射器; 以及扬声器单元，用于接收所述经处理的音频信号，并将其转换为被呈现给观众的处理声音信号，其中所述IR传感器和扬声器单元集成到传感器 - 扬声器组件中。

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