Uwb location system for rescuing avalanche victims
CA 2568842 C · Owner: Daniele, Norbert · Inventors: Daniele, Norbert; Denis, Benoit
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for locating a UWB transmitter (120, 130), without a previously-set reference, using at least one first set of at least three UWB searching transceivers (20, 22 24), comprising first, second and third transceivers which , method comprises:, a) a step of synchronising the three UWB searching transceivers, arranged at three different points and , of estimating the relative position of these three points, b) a step of receiving, by the three transceivers signals (121, 131) transmitted by the transmitter to be located, c) a step of calculating the relative position with respect to the three searching transceivers of , the transmitter to be located …
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 June 7, 2005 and granted July 30, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 7, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.