Method and apparatus for space division multiple access receiver
CA 2426314 A1 · Owner: Greenwich Technologies Associates · Inventors: Elam, Carl M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Methods and systems consistent with this invention receive a plurality of transmitted in a receiver having a plurality of receive elements wherein each , transmitted signal has a different spatial location. Such methods and systems receive the plurality of transmitted signals at the plurality of receive elements to form a plurality of receive element signals form a combined , signal derived from the plurality of receive element signals and detect each , of the plurality of transmitted signals from the combined signal by its different spatial location. To achieve this methods and systems consistent , with this invention generate a plurality of arbitrary phase modulation signals, and …
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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 October 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 26, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 2023.
- 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.