Method and apparatus for boosting an audible signal in a notification system

Invention Grant

US08457330B2 Method and apparatus for boosting an audible signal in a notification system 失效

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Patent Title: Method and apparatus for boosting an audible signal in a notification system
Application No.: US12211663

Application Date: 2008-09-16
Publication No.: US08457330B2

Publication Date: 2013-06-04
Inventor: John W. Curran , Edward V. Applegate , Joseph Kosich , Richard H. Fetterly , Anthony W. Russo, II , Brian E. Bizjak
Applicant: John W. Curran , Edward V. Applegate , Joseph Kosich , Richard H. Fetterly , Anthony W. Russo, II , Brian E. Bizjak
Applicant Address: US NJ Long Branch
Assignee: Wheelock, Inc.
Current Assignee: Wheelock, Inc.
Current Assignee Address: US NJ Long Branch
Main IPC: H03F21/00
IPC: H03F21/00

Method and apparatus for boosting an audible signal in a notification system

Abstract:

The present invention is an apparatus and a concomitant method for boosting the audio signal generated by at least one notification appliance in a supervised emergency voice evacuation system.

Public/Granted literature

US20090153339A1 METHOD AND APPARATUS FOR BOOSTING AN AUDIBLE SIGNAL IN A NOTIFICATION SYSTEM Public/Granted day:2009-06-18

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