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. 30, 2018
Filed:
Nov. 19, 2015
Blackberry Limited, Waterloo, CA;
Hua Xu, Ottawa, CA;
Yongkang Jia, Ottawa, CA;
Zhijun Cai, Ashburn, VA (US);
Youn Hyoung Heo, San Jose, CA (US);
Andrew Mark Earnshaw, Kanata, CA;
Mo-Han Fong, Ottawa, CA;
Sean Michael McBeath, Keller, TX (US);
Robert Mark Harrison, Grapevine, TX (US);
BlackBerry Limited, Waterloo, Ontario, CA;
Abstract
A method and system to signal transmission layers or dedicated reference signal ports to be used in a multiple input multiple output system, the method including providing a downlink control signal containing information for transmission layers or dedicated reference signal ports utilized, the dedicated reference signal ports being associated with the transmission layers; and using the information to demodulate data on each transmission layer.