Sound control apparatus of image forming apparatus

Details Sound control apparatus of image forming apparatus Sound control apparatus of image forming apparatus

2011-08-09

2011-08-09

Nguyen, Tuyen (Department: 2832)

Electrical audio signal processing systems and devices

Acoustical noise or sound cancellation

Reexamination Certificate

active

07995769

ABSTRACT:
A sound control apparatus of image forming apparatus includes a sound-transmitting channel in which the sound in the image forming apparatus can be transmitted to the outside of the image forming apparatus, a sound-collecting portion which is provided at the sound-transmitting channel and collects sounds, and a speaker which is provided at the outside of the apparatus to the sound-collecting portion in the sound-transmitting channel and outputs sounds corresponding to the sounds collected by the sound-collecting portion, where a channel length between the sound-collecting portion and the speaker in the sound-transmitting channel is longer than a linear distance between the sound-collecting portion and the speaker.

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patent: 5-119784 (1993-05-01), None
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