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US09042524B2 Systems and methods for proximity-activated voice recording 有权
接近启动录音的系统和方法

Systems and methods for proximity-activated voice recording
Abstract:
According to one aspect, a proximity-activated voice recording system having at least two proximity-activated voice recording devices. Each voice-activated recording device may include a first proximity sensor for detecting a proximity defined by a device communications distance, and an identification token that contains first identification information for identifying the voice-activated recording device. In some cases, each device may have a second proximity sensor for detecting a proximity defined by a vocal communications distance.
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