US 11,676,431 B2
Black box data recorder for autonomous driving vehicle
Gil Golov, Backnang (DE)
Assigned to Micron Technology, Inc., Boise, ID (US)
Filed by Micron Technology, Inc., Boise, ID (US)
Filed on Nov. 20, 2020, as Appl. No. 17/100,623.
Application 17/100,623 is a continuation of application No. 15/923,820, filed on Mar. 16, 2018, granted, now 10,846,955.
Prior Publication US 2021/0090356 A1, Mar. 25, 2021
Int. Cl. G07C 5/08 (2006.01); H03M 7/30 (2006.01)
CPC G07C 5/085 (2013.01) [H03M 7/30 (2013.01); H03M 7/70 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system, comprising:
a controller; and
a data recording unit coupled to the controller, the data recording unit comprising:
a volatile memory configured to hold raw vehicle sensor data collected from vehicle sensors;
a data compression unit configured to:
receive the raw vehicle sensor data; and
output a compressed copy of the raw vehicle sensor data;
a non-volatile memory configured to receive and hold the compressed copy of the raw vehicle sensor data; and
a non-volatile storage coupled to the volatile memory and the non-volatile memory,
wherein in response to an event, the controller is configured to move stored data in the volatile memory and the non-volatile memory into the non-volatile storage.