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:
Jan. 22, 2013
Filed:
May. 06, 2005
Applicant:
Joachim Danz, Ohobrunn, DE;
Inventor:
Joachim Danz, Ohobrunn, DE;
Assignee:
Rohde & Schwarz GmbH & Co. KG, München, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 27/20 (2006.01); H04L 27/36 (2006.01); H03C 3/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and device for the simultaneous compensation of several signal errors that occur in an IQ-modulator, using respective inverse correction signals, wherein the optimized signal magnitude of each correction signal is calculated by the determination of the effective signal error and by the subsequent iterative minimization of the effective signal error.