US 11,917,515 B2
Allergen warning system and method
Christopher John Wright, Lausanne (CH); Matthew John Lawrenson, Lausanne (CH); Julian Charles Nolan, Pully (CH); Vincentius Paulus Buil, Veldhoven (NL); and Lucas Jacobus Franciscus Geurts, Sterksel (NL)
Assigned to KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
Appl. No. 17/056,440
Filed by KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
PCT Filed Jun. 6, 2019, PCT No. PCT/EP2019/064839
§ 371(c)(1), (2) Date Nov. 18, 2020,
PCT Pub. No. WO2019/234178, PCT Pub. Date Dec. 12, 2019.
Claims priority of application No. 18176413 (EP), filed on Jun. 7, 2018.
Prior Publication US 2021/0211856 A1, Jul. 8, 2021
Int. Cl. H04W 4/90 (2018.01); A61B 5/00 (2006.01); A61B 5/11 (2006.01); F24F 11/52 (2018.01); G01N 33/00 (2006.01); G16H 10/65 (2018.01); G16H 40/67 (2018.01); G16H 50/30 (2018.01); H04W 4/029 (2018.01); A61B 5/08 (2006.01)
CPC H04W 4/90 (2018.02) [A61B 5/0022 (2013.01); A61B 5/1112 (2013.01); A61B 5/411 (2013.01); A61B 5/7275 (2013.01); A61B 5/746 (2013.01); F24F 11/52 (2018.01); G01N 33/0063 (2013.01); G01N 33/0075 (2013.01); G16H 10/65 (2018.01); G16H 40/67 (2018.01); G16H 50/30 (2018.01); H04W 4/029 (2018.02); A61B 5/08 (2013.01); A61B 2560/0242 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A system for warning of an exposure of a second individual to an allergen to which the second individual is sensitive by transfer from a first individual, comprising:
a first user device for the first individual and a second user device for the second individual, each user device comprising a tracking system for tracking the movement of the respective individual;
a database which stores user sensitivity information to different allergens; and
a controller which is adapted to:
determine allergen types and levels to which the individuals have been exposed based on their movements; and
determine if the first individual has been exposed to allergen types and levels which pose a risk to the second individual by allergen transfer from the first individual to the second individual.