Cellular wide-area radio communications system with relay-enhanced cells
CA 2584962 C · Owner: Deutsche Telekom Ag · Inventors: Esseling, Norbert; Walke, Bernhard
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to a cellular wide-area radio communications system comprising a plurality of base stations; a plurality of relay stations; and a plurality of mobile stations; wherein each of said relay stations is associated with at least one of said base stations wherein each of said , mobile stations is associated at least with one of said base stations or one of said relay stations, wherein wireless data transmissions between mobile stations and base stations take place either as single-hop data transmissions between said mobile stations and their associated base stations or as multi~ , hop data transmissions that comprise a data transmission between said mobile stations …
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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 19, 2005 and granted September 24, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 19, 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.