Patent ID: 11860130
Assignee: UNIVERSITY OF MARYLAND, COLLEGE PARK
Field: Measurement (Instruments)
Classification: CPC G  B  H  Y | IPC B  G  H

Claim 16:
17. A method, comprising:
(a) directing, via at least one ultrasound source, ultrasound at a first battery cell constructed for use in a vehicle;
(b) detecting, via at least one ultrasound sensor, ultrasound transmitted through or reflected from at least a portion of an interior of the first battery cell;
(c) generating, via the at least one ultrasound sensor, one or more signals responsive to the detected ultrasound;
(d) processing, via a controller, the one or more signals and outputting an indication of an internal state of the first battery cell;
detecting, via a performance sensor, a performance characteristic of the first battery cell; and
generating, via the performance sensor, one or more performance signals corresponding to the detected performance characteristic,
wherein the processing of (d) comprises processing the one or more signals and the one or more performance signals so as to determine the internal state of the first battery cell.