Patents by Inventor Younghwa Ko

Younghwa Ko has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Device for estimating a lifetime of a secondary battery and method thereof
    Patent number: 9360531
    Abstract: 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.
    Type: Grant
    Filed: April 18, 2012
    Date of Patent: June 7, 2016
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seung Bum Suh, Heekwan Chai, Jeongsoon Shin, Younghwa Ko, Bounggun Joung, Kwangki Baeg, Cheol Ho Park, Yongsic Kim, Wonseok Kim, Hoyul Baek, Jang-Woo Lee, Jake Kim, Jongman Kim, Su Dong Lee, Seung Ho Yang, Inho Jung, Joo Han Song, Kyeong-Beom Cheong
  • System for predicting lifetime of battery
    Patent number: 9316699
    Abstract: 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.
    Type: Grant
    Filed: June 25, 2012
    Date of Patent: April 19, 2016
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: HoYul Baek, Jeongsoon Shin, Cheol Ho Park, Heekwan Chai, Younghwa Ko, Seung Bum Suh, Kyeong-Beom Cheong, Nokap Park
  • SYSTEM FOR PREDICTING LIFETIME OF BATTERY
    Publication number: 20130268466
    Abstract: 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.
    Type: Application
    Filed: June 25, 2012
    Publication date: October 10, 2013
    Inventors: HoYul BAEK, Jeongsoon SHIN, Cheol Ho PARK, Heekwan CHAI, Younghwa KO, Seung Bum SUH, Kyeong-Beom CHEONG, Nokap PARK
  • DEVICE FOR ESTIMATING A LIFETIME OF A SECONDARY BATTERY AND METHOD THEREOF
    Publication number: 20130166233
    Abstract: 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.
    Type: Application
    Filed: April 18, 2012
    Publication date: June 27, 2013
    Inventors: Seung Bum Suh, Heekwan Chai, Jeongsoon Shin, Younghwa Ko, Boung Gun Joung, Kwangki Baeg, Cheol Ho Park, Yongsic Kim, Wonseok Kim, Hoyul Baek, Jang-Woo Lee, Jake Kim, Jongman Kim, Su Dong Lee, Seung Ho Yang, Inho Jung, Joo Han Song, Kyeong-Beom Cheong