US 11,863,369 B2
Network control method and data processing system
Yasuaki Yamagishi, Tokyo (JP)
Assigned to SONY GROUP CORPORATION, Tokyo (JP)
Appl. No. 17/999,867
Filed by Sony Group Corporation, Tokyo (JP)
PCT Filed Dec. 7, 2020, PCT No. PCT/JP2020/045486
§ 371(c)(1), (2) Date Nov. 25, 2022,
PCT Pub. No. WO2021/260969, PCT Pub. Date Dec. 30, 2021.
Claims priority of provisional application 63/044,556, filed on Jun. 26, 2020.
Prior Publication US 2023/0216725 A1, Jul. 6, 2023
Int. Cl. H04L 41/0604 (2022.01)
CPC H04L 41/0604 (2013.01) 18 Claims
OG exemplary drawing
 
1. A network control method comprising:
by a network connection device,
sending, to a data processing device prior to original data, event data indicating a change amount at a predetermined time point of sensor data that is the original data generated by a sensor device, and sending the original data to the data processing device on a basis of a request from the data processing device for the original data, wherein
the event data includes at least observation data identification information for identifying observation target data to be notified as the event data, a reference address of the original data, and an event type,
the event type is either Update including data of the change amount, or Notify that does not include data of the change amount and notifies only of a fact that there has been a change, and
the reference address of the original data is a reference address of the original data before a change amount at the predetermined time point is applied in a case where the event type is the Update, and is a reference address of the original data after a change amount at the predetermined time point is applied in a case where the event type is the Notify.