Device with acoustic guard

Details Device with acoustic guard Device with acoustic guard

2011-07-26

2011-07-26

Ni, Suhan (Department: 2614)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Having protective or sheilding feature

C381S357000

Reexamination Certificate

active

07986800

ABSTRACT:
A device includes a main body, a microphone module, and an acoustic guard. The microphone module is connected to the main body and comprises a first acoustic opening and a second acoustic opening, wherein the microphone module receives sound waves via both the first and second acoustic openings. The acoustic guard covers the second acoustic opening and comprises a first sound inlet via which the sound waves enter the acoustic guard and reach the second acoustic opening.

REFERENCES:
patent: 2228886 (1941-01-01), Olson
patent: 3963881 (1976-06-01), Fraim et al.
patent: 5226076 (1993-07-01), Baumhauer et al.
patent: 5970159 (1999-10-01), McIntosh
patent: 6285771 (2001-09-01), Killion et al.
patent: 2854991 (2007-01-01), None
English language translation of abstract of CN 2854991Y (published Jan. 3, 2007).

Affiliated with

Also associated with

Rating

Device with acoustic guard does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Device with acoustic guard, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Device with acoustic guard will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2642741