Signaling wireless wide area network mechanism for a terminal located in a wireless local area network
CA 2495984 A1 · Owner: Sanmugam, Raj · Inventors: Joong, Donald; Touati, Samy; Sanmugam, Raj
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a text message for carrying control information from a Wireless Wide Area Network (WWAN) to a terminal in a Wireless Local Area Network (WLAN). The text message has a code for indicating to the terminal that the text message contains control information and a text portion being the control information. A logical node located in the WWAN sends control information to the terminal located in a WLAN. The logical node receives information regarding the terminal from a Wireless Serving Node (WSN) located in the WLAN. The logical node has knowledge of an access point connected to the WSN that currently serves the terminal in the WLAN. The logical node …
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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 July 10, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 10, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 10, 2025.
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Timeline
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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.