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. 18, 2011
Filed:
Apr. 25, 2003
Frederik Petré, Landen, BE;
Geert Leus, Hasselt, BE;
Frederik Petré, Landen, BE;
Geert Leus, Hasselt, BE;
IMEC, Leuven, BE;
Katholieke Universiteit Leuven, Leuven, BE;
Abstract
The present invention is related to a method for multi-user wireless transmission of data signals in a communication system having at least one base station and at least one terminal where for a plurality of users have robustness to frequency-selective fading added to the data to be transmitted, then grouping data symbols into blocks formed by demultiplexing a serial-to-parallel operation, and spreading and scrambling a portion of the obtained blocks of data, followed by combining spread and scrambled portions of the blocks, adding transmit redundancy to the combined spread and scrambled portions which is then transmitted.