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:
Nov. 29, 2016
Filed:
Oct. 13, 2005
Ivo Leon Diane Marie Merks, Maastricht, NL;
Cornelis Pieter Janse, Eindhoven, NL;
Rene Martinus Maria Derkx, Endhoven, NL;
Ivo Leon Diane Marie Merks, Maastricht, NL;
Cornelis Pieter Janse, Eindhoven, NL;
Rene Martinus Maria Derkx, Endhoven, NL;
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Abstract
An echo cancellation device including a first adaptive filter for producing a first echo cancellation signal, a second adaptive filter for producing a second echo cancellation signal, and a post-processor for suppressing any remaining echo. The first adaptive filter and the second adaptive filter are designed for canceling a first part of the echo impulse response and a second part of the echo impulse response respectively. The device may be utilized in a mobile telephone.