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:
Feb. 28, 2023
Filed:
Sep. 10, 2021
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventors:
Shavantha Kularatna, Flower Mound, TX (US);
Tian He, Plano, TX (US);
Christian Reichl, Ulm, DE;
Aki Korhonen, Oulu, FI;
Assignee:
NOKIA TECHNOLOGIES OY, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/04 (2006.01);
U.S. Cl.
CPC ...
H04B 1/0475 (2013.01); H04B 2001/0425 (2013.01);
Abstract
A method comprising determining a plurality of digital pre-distortion engines, determining signals for the pre-distortion engines, determining terms for a matrix and filter the matrix, based on the filtered matrix, determining correlation matrixes, obtaining pre-distorted signals from the digital pre-distortion engines, wherein the pre-distorted signals are pre-distorted based on the determined correlation matrixes, and combining the pre-distorted signals to a combined pre-distorted signal.