Automatic volume and frequency controlled sound masking system

Details Automatic volume and frequency controlled sound masking system Automatic volume and frequency controlled sound masking system

1982-04-26

1984-03-20

Pellinen, A. D.

Electrical audio signal processing systems and devices

Sound or noise masking

179 15M, G10K 1100

Patent

active

044385269

ABSTRACT:
A sound masking system for generating background sound. The background sound is automatically adjusted to ambient noise levels by adjusting the amplitude of the frequency levels detected.

REFERENCES:
patent: 4052720 (1977-10-01), McGregor et al.
patent: 4059726 (1977-11-01), Watters et al.

Affiliated with

Also associated with

Rating

Automatic volume and frequency controlled sound masking system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Automatic volume and frequency controlled sound masking system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Automatic volume and frequency controlled sound masking system will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1608373