Patent ID: 11935341
Assignee: DENSO CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A data storage device in a vehicle comprising:
a data receiver for receiving a data acquired in the vehicle, the data including at least a detection data detected by at least one of a speed sensor, a pedal sensor, an in-vehicle camera, a radar, an acceleration sensor, s steering sensor, and a lidar in the vehicle;
a normal storage processing unit having a normal storage area for storing an acquired data;
a block generator for generating a new block having: a hash value of a last block coupled at last to a blockchain; and a hash value of the acquired data; and
a secure storage processing unit having a secure storage area for storing a hash value of the new block as a block hash value, the secure storage processing unit being independent from the normal storage processing unit so that access to the secure storage processing unit is restricted from the normal storage processing unit;
wherein the data further includes driving score data obtained from an insurance company and travelling distance data.