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. 30, 2010
Filed:
May. 25, 2006
Applicants:
Huan Wu, Kanata, CA;
Sean Simmons, Waterloo, CA;
Zoltan Kemenczy, Mississauga, CA;
Inventors:
Assignee:
Research In Motion Limited, Waterloo, Ontario, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 1/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
A wireless communications device may include at least one virtual antenna, and a space-time filter circuit for filtering a communications signal received by the at least one virtual antenna by jointly estimating space-time filter weights and at least one channel impulse response (CIR). The wireless communications device may further include a matched filter circuit downstream from the space-time filter circuit and having a filter response that is provided by a channel impulse response estimation from the space-time filter circuit.