Method for generating a multimodulation frame and modulator for carrying out said method
CA 2242935 A1 · Owner: Paez Borrallo, Jose Manuel · Inventors: Nunez Leon De Santos, Gregorio; Casajus Quiros, Francisco Javier; Paez Borrallo, Jose Manuel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention refers to a method for generating a multi-modulation frame which includes at least a first time interval (1) and a second time interval (2), said first and second time intervals (1 2) being, defined by first and second modulations respectively. The method is, characterised in that it comprises a step-by-step interchange stage with at, least two steps, for changing the coefficients of a modulation filter from a first set of coefficients associated with the first modulation to a second set of coefficients associated with the second modulation.
Read the whole patent
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 August 25, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 25, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 25, 2020.
- 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.