The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 14, 1999
Filed:
Feb. 24, 1995
Applicant:
Inventor:
Vijay Rangan Raman, Greenwich, CT (US);
Assignee:
Nynex Science & Technology, Inc., White Plains, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L / ;
U.S. Cl.
CPC ...
703226 ; 704233 ;
Abstract
In a noise reduction communications system, where hands-free operations are utilized, a method and system are described for capturing the ambient noise immediately following speech, and using this sample as the basis for noise cancellation of the speech signal, either in a post-processing or real time processing mode.