Patent application number | Description | Published |
20120015244 | ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY USING THE SAME - An electrode assembly comprises a first electrode including a first electrode current collector and a first electrode active material layer, a second electrode including a second electrode current collector and a second electrode active material layer, a separator disposed between the first electrode and the second electrode, and an electrode absorbing member in contact with the first electrode. | 01-19-2012 |
20120231336 | ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - An electrode for a rechargeable lithium battery includes an electrode active material and a copolymer represented by | 09-13-2012 |
20130136959 | SECONDARY BATTERY - A secondary battery includes a battery unit that has an accommodation space for an electrode assembly, a vent housing that defines a housing space connected with the accommodation space through a first vent hole, the vent housing including a second vent hole through which the housing space is connected with an outside of the secondary battery, a revolving member that is rotatably mounted between a closing position for closing the first and second vent holes and an opening position for opening the first and second vent holes, and first and second sealing caps that are formed at opposite sides of the revolving member with respect to a rotation axis of the revolving member. The first and second sealing caps respectively close the first and second vent holes, when the revolving member is mounted at the closing position. | 05-30-2013 |
20130166233 | DEVICE FOR ESTIMATING A LIFETIME OF A SECONDARY BATTERY AND METHOD THEREOF - Embodiments of the present invention provide an accelerated lifetime estimation device for predicting the lifetime of a secondary battery, and a method thereof. The accelerated lifetime estimation device can accurately estimate a normal lifetime of the secondary battery while reducing an evaluation time period of the secondary battery. | 06-27-2013 |
20130221903 | BATTERY CHARGING DEVICE AND METHOD - A battery charger, including: a sensor for monitoring a degree of deterioration of a secondary battery; a current driver for applying a current to the secondary battery; and a controller for controlling the current applied to the secondary battery from the current driver, receiving the degree of deterioration of the secondary battery from the sensor, and determining whether to change or maintain the current applied to the secondary battery according to the degree of deterioration of the secondary battery. | 08-29-2013 |
20130268466 | SYSTEM FOR PREDICTING LIFETIME OF BATTERY - A system for predicting a lifetime of a battery cell, including a learning data input unit, the learning data input unit being configured to receive at least one learning measurement factor and at least one learning factor, a target data input unit, the target data input unit being configured to receive at least one target factor, a machine learning unit, the machine learning unit being coupled to the learning data input unit, the machine learning unit assigning weights to respective ones of the learning factors input to the learning data input unit, and a lifetime prediction unit, the lifetime prediction unit being coupled to the target data input unit and the machine learning unit, the lifetime prediction unit using the weights assigned by the machine learning unit to predict one or more characteristics indicative of the lifetime of the target battery cell. | 10-10-2013 |
20140072865 | RECHARGEABLE LITHIUM BATTERY - A rechargeable lithium battery includes a compound represented by Chemical Formula 1: | 03-13-2014 |
20140351177 | SYSTEM FOR PREDICTING THICKNESS OF BATTERY AND METHOD FOR PREDICTING THICKNESS OF BATTERY - A system for predicting the thickness of a battery is disclosed. In one aspect, the battery thickness predicting system includes a learning data input unit for receiving data on a previously manufactured battery. The thickness predicting system further includes an object data input unit for receiving data on a battery whose thickness is to be predicted. The system further comprises a mechanical learning unit connected to the learning data input unit to obtain a predicting function based on learning factors input to the learning data input unit and to provide weight values to the learning factors, respectively. The system further includes a thickness predicting unit connected to the object data input unit and the mechanical learning unit and using the weight values provided by the mechanical learning unit in order to predict the thickness of the battery whose thickness is to be predicted. | 11-27-2014 |