US 12,306,904 B2
Enhanced data compression
Lynn Valerie Keiser, Sunnyvale, CA (US); and Dominique Meroux, Fair Oaks, CA (US)
Assigned to Ford Global Technologies, LLC, Dearborn, MI (US)
Filed by Ford Global Technologies, LLC, Dearborn, MI (US)
Filed on Apr. 19, 2021, as Appl. No. 17/233,992.
Prior Publication US 2022/0335105 A1, Oct. 20, 2022
Int. Cl. G06F 17/17 (2006.01); B60W 10/06 (2006.01); G06F 17/15 (2006.01)
CPC G06F 17/175 (2013.01) [B60W 10/06 (2013.01); G06F 17/153 (2013.01); B60W 2556/10 (2020.02)] 20 Claims
OG exemplary drawing
 
1. A system, comprising a computer including a processor and a memory, the memory storing instructions executable by the processor to:
determine a plurality of sets of sample data points collected from a vehicle sensor, each set including a predetermined number of consecutive sample data points;
determine respective differences between pairs of consecutive sample data points in each set;
store the differences in respective subspaces of one of a plurality of memory spaces of the memory, each memory space in the plurality of memory spaces storing differences of one and only one of the plurality of sets of sample data points;
restore the collected data based on the stored differences in the plurality of memory spaces; and
actuate a vehicle component based on the restored data.