Reconfigurable structure method of estimating vehicle lateral velocity
AssigneeGM Global Technology Operations LLC
InventorHualin Tan
Life of this patent
Estimating the term…
Abstract
A system, method and computer program product is provided for estimating the lateral velocity of a vehicle. The method comprises providing a plurality of estimation structures, each estimation structure corresponding to one of a plurality of dynamic regions in which a vehicle may operate, determining in which of the plurality of dynamic regions the vehicle is operating to identify a first dynamic region, and generating a first regional lateral velocity estimation from a first estimation structure corresponding to the first dynamic region.
Claims20
A method of estimating a vehicle lateral velocity, comprising:
- providing at least three estimation structures, each estimation structure corresponding to one of at least three dynamic regions in which a vehicle may operate, the at least three dynamic regions comprising a low lateral velocity region, a linear region, and a nonlinear region;
- determining in which of the at least three dynamic regions the vehicle is operating to identify a first dynamic region;
- and
- generating a first regional lateral velocity estimation from a first estimation structure corresponding to the first dynamic region.
A system for estimating a vehicle lateral velocity, comprising:
- a processor having a plurality of sensors configured to receive a plurality of operational parameters of a vehicle, the processor implementing a reconfigurable estimation algorithm which:
- provides at least three estimation structures, each estimation structure corresponding to one of at least three dynamic regions in which a vehicle may operate, the at least three dynamic regions comprising a low lateral velocity region, a linear region, and a nonlinear region;
- determines in which of the at least three dynamic regions the vehicle is operating to identify a first dynamic region;
- and
- generates a first regional lateral velocity estimation from a first estimation structure corresponding to the first dynamic region.
A computer program product for performing an estimation of a vehicle lateral velocity, the computer program product comprising a non-transitory computer-readable storage medium having computer-readable program code portions stored therein, the computer-readable program code portions comprising:
- a first executable portion for providing at least three estimation structures, each estimation structure corresponding to one of at least three dynamic regions in which a vehicle may operate, the at least three dynamic regions comprising a low lateral velocity region, a linear region, and a nonlinear region;
- a second executable portion for determining in which of the at least three dynamic regions the vehicle is operating to identify a first dynamic region;
- and
- a third executable portion for generating a first regional lateral velocity estimation from a first estimation structure corresponding to the first dynamic region.
Dependencies are inferred from the claim text.