Cooperative mimo in multicell wireless networks
CA 2586082 C · Owner: Liu, Hui · Inventors: Xing, Guanbin; Liu, Hui; Shen, Manyuan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and system for cooperative multiple-input multiple output (MIMO) transmission operations in a multicell wireless network. Under the method antenna , elements from two or more base stations are used to form an augmented MIMO antenna array that is used to transmit and receive MIMO transmissions to and from , one or more terminals. The cooperative MIMO transmission scheme supports higher , dimension space-time-frequency processing for increased capacity and system performance.
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed December 7, 2005 and granted August 18, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 7, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.