Method and apparatus for estimating state of battery
AssigneeSamsung Electronics Co., Ltd.
InventorsKaeweon YOU, SangDo PARK, Young Hun SUNG
Life of this patent
Estimating the term…
Abstract
Disclosed is a battery state estimation method and apparatus, the method includes extracting data from target intervals in sensing data of a battery, generating feature vectors of the data extracted from each of the target intervals, applying a weight to each of the generated feature vectors, merging the feature vectors to which the weight is applied, and determining state information of the battery based on the merging.
Claims25
A method of estimating a state of a battery, the method comprising:
- extracting data from target intervals in sensing data of a battery;
- generating feature vectors of the data extracted from each of the target intervals;
- applying a weight to each of the generated feature vectors;
- merging the feature vectors to which the weight is applied;
- and
- determining state information of the battery based on the merging.
An apparatus for estimating a state of a battery, the apparatus comprising:
- a controller configured to extract data from target intervals in sensing data of a battery, to generate feature vectors of the data extracted from each of the target intervals, to apply a weight to each of the generated feature vectors, to merge the feature vectors to which the weight is applied, and to determine state information of the battery based on the merged feature vectors.
An apparatus for estimating a state of a battery, the apparatus comprising:
- a controller configured to extract data from target intervals in sensing data of a battery, and to determine state information of the battery based on the extracted data and a state estimation model,
- wherein the state estimation model comprises:
- a first layer configured to generate feature vectors of the data extracted from each of the target intervals;
- a second layer configured to apply a weight to each of the generated feature vectors and to merge the feature vectors to which the weight is applied;
- and
- a third layer configured to determine the state information of the battery based on the merged feature vectors.
A vehicle comprising:
- a battery module;
- sensors configured to sense data of the battery module;
- and
- a battery state estimation apparatus implemented on a processor, the battery state estimation apparatus comprising:
- an extractor configured to receive the sensed data, to set target intervals in the sensed data, and to extract data from each of the target intervals,
- an encoder configured to generate feature vectors corresponding to each target interval based on encoding the extracted data from the each target interval, respectively,
- a vector merger configured to apply weights to each of the generated feature vectors, and to merge the weighted feature vectors, and
- an estimator configured to determine state information of the battery module based on the merged feature vectors.
Dependencies are inferred from the claim text.