Head position sensor
CA 2474893 A1 · Owner: Qinetiq Limited · Inventors: Kaushal, Tej Paul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A driver's head position sensor is used to control deployment of safety airbags in a vehicle. An array of thermal imaging detectors provides a thermal image of a driver and detects both his head and position of his head relative to the airbags. Movement of the head towards the airbags for example during , manual operation of a radio is measured and used to control the amount of airbag deployment. The detector array may be a 32 by 32 or 64 by 64 array of detectors such as microbridge resistance bolometer detectors.
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 January 31, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 31, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 31, 2025.
- 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.