US 11,807,163 B2
Siren control method, information processing apparatus, and non-transitory computer readable medium
Atsushi Sajiki, Okazaki (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken (JP)
Filed on May 26, 2022, as Appl. No. 17/804,098.
Claims priority of application No. 2021-089532 (JP), filed on May 27, 2021.
Prior Publication US 2022/0379808 A1, Dec. 1, 2022
Int. Cl. B60Q 5/00 (2006.01); G08G 1/0965 (2006.01); G08G 1/005 (2006.01); B64C 39/02 (2023.01); G05D 1/10 (2006.01); G05D 1/02 (2020.01); B64U 101/20 (2023.01)
CPC B60Q 5/005 (2013.01) [B64C 39/024 (2013.01); G08G 1/005 (2013.01); G08G 1/0965 (2013.01); B64U 2101/20 (2023.01); G05D 1/021 (2013.01); G05D 1/101 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A siren control method for an emergency vehicle that is executed by a controller, the siren control method comprising:
upon acquisition of primary information indicating that the emergency vehicle during emergency driving has satisfied a condition that the emergency vehicle has entered a particular area in which right of way may be given and/or a condition that the emergency vehicle has shifted into a specific driving mode in which right of way may be given within the particular area, stopping a siren of the emergency vehicle or reducing a volume of the siren of the emergency vehicle,
wherein the particular area is an area in which driving on a road is restricted only to vehicles with automated driving functions, with an exception of emergency vehicles.