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. 09, 2004
Filed:
Jan. 18, 2001
Olli Piirainen, Oulu, FI;
Aki Happonen, Kiiminki, FI;
Nokia Corporation, Espoo, FI;
Abstract
The present invention proposes a device ( ) for processing received signals transmitted via a transmission channel ( ), said device comprising obtaining means ( ) adapted to obtain an estimated response function (h+e) of said transmission channel ( ), based on said received signals (y); deriving means ( ) adapted to derive and estimated variance (&dgr; ) of said received signals (y); and modifying means ( ) adapted to modify said estimated response function (h+e) by applying said estimated variance (&dgr; ) to said estimated response function (h+e), thereby obtaining a modified impulse response ( ). The present invention also proposes a corresponding method.