US 11,888,645 B2
Information processing device and management device
Nobuyoshi Morita, Tokyo (JP); Hiroki Yamazaki, Hitachinaka (JP); and Kota Ideguchi, Tokyo (JP)
Assigned to HITACHI ASTEMO, LTD., Ibaraki (JP)
Appl. No. 17/284,489
Filed by HITACHI ASTEMO, LTD., Hitachinaka (JP)
PCT Filed Oct. 10, 2019, PCT No. PCT/JP2019/040100
§ 371(c)(1), (2) Date Apr. 12, 2021,
PCT Pub. No. WO2020/080259, PCT Pub. Date Apr. 23, 2020.
Claims priority of application No. 2018-196082 (JP), filed on Oct. 17, 2018.
Prior Publication US 2021/0377073 A1, Dec. 2, 2021
Int. Cl. H04L 12/40 (2006.01); H04L 7/00 (2006.01); H04L 9/40 (2022.01)
CPC H04L 12/40104 (2013.01) [H04L 7/0054 (2013.01); H04L 63/1466 (2013.01); H04L 2012/40215 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An information processing device which transmits and receives a message to which a communication ID indicating a class has been assigned, comprising:
a storage unit which stores, for each of the communication IDs, a communication counter for verifying a recency of a communication;
a recency information management unit which updates the communication counter based on a predetermined condition;
an abnormality monitoring unit which identifies an influence range of an abnormality that occurred; and
a message generation unit which generates a synchronization request message including the communication ID indicating that it is a message requesting a synchronization of the communication counter, and a synchronization target identifier indicating the influence range identified by the abnormality monitoring unit, wherein the influence range is related to a communication ID affected by the abnormality.