Loudspeaker audio accessory for a communication device
    1.
    发明授权
    Loudspeaker audio accessory for a communication device 有权
    用于通信设备的扬声器音频附件

    公开(公告)号:US09301047B2

    公开(公告)日:2016-03-29

    申请号:US14472780

    申请日:2014-08-29

    Abstract: A loudspeaker audio accessory provides and non-cable interface to a portable radio. The accessory can operate in conjunction with the radio or as a standalone device. An accessory loudspeaker is contained within the accessory housing, the accessory loudspeaker being positioned at a tilted angle within the housing to direct audio upwards towards audio porting located on a top surface of the accessory housing. The accessory provides a plurality of operational modes, the first mode of operation being a stand-alone mode generating an emergency alert audio tone via the loudspeaker in response to a switch being enabled; and the second mode of operation provides boosted audio via the accessory loudspeaker when the accessory is coupled to a radio. The accessory can also operate in conjunction with the radio via a short range link to selectively emergency signals and boosted audio.

    Abstract translation: 扬声器音频附件为便携式收音机提供非电缆接口。 附件可以与收音机一起操作,也可以作为独立设备使用。 附件扬声器被容纳在附件壳体内,附件扬声器以倾斜的角度定位在壳体内,以将音频向上引导到位于附件壳体顶表面上的音频端口。 所述附件提供多种操作模式,所述第一操作模式是独立模式,其响应于启用开关而经由所述扬声器产生紧急警报音频音调; 并且当附件耦合到无线电时,第二操作模式通过附件扬声器提供增强的音频。 附件还可以通过短距离链接与无线电一起操作,以选择性地应急信号和增强的音频。

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