Mobile terminal sleep phase assignment and announcement in a wireless local area network
CA 2369049 A1 · Owner: Lindskog, Jan · Inventors: Almehag, Lorens; Malmgren, Goran; Wenger, Fabian
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In accordance with embodiments of the invention in a Wireless Local Area , Network (WLAN) in accordance with the HIPERLAN Type 2 standard where an Access Point (AP) and Mobile Terminals (MTs) use a duplex airlink having a MAC frame structure to communicate with each other the AP places wakeup PDUs at , different locations in a MAC frame for example at different locations within the Frame Control Channel (FCCH) or the Slow Broadcast Channel (SBCH) to , allow the MTs to conserve energy by maximizing sleep time. In accordance with other embodiments of the invention, the wakeup PDUs are ordered or sequenced by MAC-ID so that an MT can conclusively determine whether remaining wakeup PDUs …
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 March 28, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 28, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 28, 2022.
- 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.