Soft, prioritized early packet discard (spepd) system
CA 2279728 A1 · Owner: Spacebridge Networks Corporation · Inventors: Huang, Jun; Wibowo, Eko Adi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
SPEPD is a congestion control method suitable for satellite on-board switch implementation, but its principle can be applied in various switches terminals end gateways. , The method is especially designed for the access cards of the onboard switch where design simplicity is a, critical requirement, SPEPD is intended for Guaranteed Frame Rate (GFR) Available Bit, Rata (ABR), Unspecified Bit Rate (UBR) and the forthcomming Weighted UBR (WUBR), service classes.
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 6, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 6, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 6, 2021.
- 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.