Current-sharing modular supply method and circuit
CA 2413833 A1 · Owner: Kim, Minho · Inventors: Canova, Antonio; Kim, Minho
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The circuit comprises a plurality of supply modules for delivering current to a common load. Each supply module (3) is equipped with a driving circuit (23, 25, 27) for controlling the current delivered by the module. The supply modules are connected together by a share bus (9) on which a signal is present for balancing the current delivered by each supply module in such, a way as to control and reduce the difference between the current delivered by a dominant supply module and the current delivered by the remaining supply modules of the circuit. Associated to each supply module are means (31) for generating a PWM signal, the duration of which is proportional to the current delivered by the …
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 December 10, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 10, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 10, 2024.
- 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.