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:
Apr. 09, 2013
Filed:
Oct. 06, 2009
Ari Hottinen, Espoo, FI;
Ari Hottinen, Espoo, FI;
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
The present invention concerns a diversity transmitter, comprising: transmit symbol input means () for inputting a symbol matrix (b) to be forwarded to a transmit processing means (), said transmit processing means comprising supplying means () for supplying columns of said symbol to a plurality of at least two branches, each branch being supplied to a respective one of spatial channels (A, . . . , Am) for transmission to a receiver, a parallelization means () adapted to provide within each branch at least two parallel channels allocated to a respective user, and weighting means () adapted to subject the symbol signals on at least one of said branches to an invertible linear transformation with a fixed complex weight, the complex weight being different for at least two parallel channels. The present invention also concerns a corresponding diversity transmission method.