Audio apparatus and monitoring method using the same

Details Audio apparatus and monitoring method using the same Audio apparatus and monitoring method using the same

2008-01-08

2008-01-08

Hofsass, Jeffery (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S541000, C340S545200, C340S539230, C381S163000

Reexamination Certificate

active

11113874

ABSTRACT:
An audio apparatus includes a converter having a sound-output mode in which the converter functions as a sound-output device for converting a sound signal into an audio output and a sound-pickup mode in which the converter functions as a sound-pickup device for converting an audio signal into a sound output, a controller switching the converter to the sound-output mode or the sound-pickup mode, an analyzing section analyzing the sound output generated from the converter that is switched to the sound-pickup mode by the controller, and an alarm section generating an alarm signal based on an analysis result from the analyzing section.

REFERENCES:
patent: 4052720 (1977-10-01), McGregor et al.
patent: 4529973 (1985-07-01), Blamberg
patent: 6011819 (2000-01-01), Shiro

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