Patents by Inventor Sun Jae Lee

Sun Jae Lee 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).

  • Patent number: 10228425
    Abstract: A method of estimating battery state information includes collecting battery information; partitioning the collected battery information into interval information in a predetermined range; accumulating the interval information; and estimating the battery state information based on the accumulated interval information and learning information determined in advance. A method of learning battery state information includes collecting battery information; partitioning the collected battery information into interval information in a predetermined range; accumulating the interval information; and determining learning information based on the accumulated interval information and reference information of a battery, the learning information being used to estimate the battery state information.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: March 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: SangDo Park, Kaeweon You, Sun-Jae Lee
  • Patent number: 9999395
    Abstract: Provided is an apparatus and method for detecting a user activity using a mobile terminal. The apparatus includes a sensing data collection unit to collect sensing data, a location determination unit to determine a location of the mobile terminal using the sensed data, and an action determination unit to determine an activity of a user that is using the mobile terminal based on the collected sensing data and the determined location of the mobile terminal.
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: June 19, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-Chul Chae, Sun-Jae Lee, Kyung-Ah Chang
  • Patent number: 9970777
    Abstract: An apparatus and method for recommending exercise routes are provided. The apparatus for recommending an exercise route includes a reference point receiver configured to receive at least two reference points that are displayable on a map based on map information, an exercise route generator configured to generate at least one geographical route between the reference points based on the map information, and generate a plurality of exercise routes by associating at least one type of exercise with the at least one geographical route with reference to exercise information comprising exercise amount data, exercise type data, and health care data, and a map generator configured to generate a map on which the plurality of exercise routes are presented together with expected amounts of calories expended on the respective exercise routes.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: May 15, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sun Jae Lee
  • Publication number: 20180123372
    Abstract: A battery management method includes recording output information associated with a discharging of a battery unit, determining output pattern information based on the recorded output information, determining an adjusted cutoff physical quantity of the battery unit based on the determined output pattern information, and changing a cutoff physical quantity of the battery unit to the adjusted cutoff physical quantity.
    Type: Application
    Filed: May 16, 2017
    Publication date: May 3, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Sun-Jae LEE
  • Publication number: 20180097375
    Abstract: Disclosed is a battery management method and corresponding apparatus to manage a battery including determining state information of a target battery, among batteries, based on quantity data of the target battery. The method and apparatus also includes determining state information of a battery, different from the target battery, among the batteries, based on the state information of the target battery and difference information between electrical quantity data of the different battery and the electrical quantity data of the target battery.
    Type: Application
    Filed: May 18, 2017
    Publication date: April 5, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Sun-Jae LEE
  • Publication number: 20180093568
    Abstract: Disclosed is a battery management method including calculating a safety of a battery unit based on physical quantity data of the battery unit, monitoring for a threshold adjusting event to occur, performing a comparing with respect to the calculated safety and a threshold based on the monitoring indicating that the threshold adjusting event has occurred, the comparing being based on reference information corresponding to the threshold adjusting event, and selectively performing a feedback process to output a feedback dependent on a result of the comparison.
    Type: Application
    Filed: April 17, 2017
    Publication date: April 5, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jeonghyun Park, Sun-Jae Lee
  • Patent number: 9857920
    Abstract: A user interface using an acoustic signal is provided. A device with the user interface includes a sensor to acquire a surface acoustic signal generated outside of the device, and at least one processor. The processor classifies patterns of the surface acoustic signal by analyzing features of the surface acoustic signal, and identifies a user's input signal corresponding to the surface acoustic signal based on the pattern of the surface acoustic signal.
    Type: Grant
    Filed: February 2, 2011
    Date of Patent: January 2, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Chul Chae, Sun Jae Lee, Kyung Ah Chang, Ho Sub Lee, Hyun Jin Choi
  • Publication number: 20170148232
    Abstract: Apparatuses and methods for transmitting and receiving data are disclosed, where an apparatus for transmitting data includes a calculator configured to calculate a difference value between a reference value and a measurement data of a battery, and a transmitter configured to transmit an initial value and the difference value.
    Type: Application
    Filed: November 10, 2016
    Publication date: May 25, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Sun Jae LEE
  • Patent number: 9460398
    Abstract: A user activity real-time recognition apparatus and method are provided and include a collector configured to collect a frequency-domain signal for each user activity and to generate learning data based on the frequency-domain signal. The apparatus and method also include an extractor configured to extract a user activity feature from the frequency-domain signal based on an activity feature extracting model. The activity feature extracting model is learned based on the learning data from the collector. The apparatus and method further include a classifier configured to analyze the user activity feature to classify a user activity pattern based on an activity pattern classifying model and configured to transmit the classified user activity pattern to an application device.
    Type: Grant
    Filed: September 13, 2012
    Date of Patent: October 4, 2016
    Assignees: Samsung Electronics Co., Ltd., Postech Academy-Industry Foundation
    Inventors: Jae-Mo Sung, Sun-Jae Lee, Seungjin Choi
  • Publication number: 20160195587
    Abstract: An apparatus and method for estimating state information of a battery are provided. The apparatus may estimate the state information from information, obtained by classifying and preprocessing battery information measured by a battery management system (BMS), using a pre-trained battery degradation model.
    Type: Application
    Filed: January 7, 2016
    Publication date: July 7, 2016
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Sun-Jae LEE
  • Publication number: 20160041231
    Abstract: A method and apparatus for estimating a battery life are provided. The apparatus includes a battery information collector, a model determiner, and a battery life estimator. The battery information collector is configured to collect battery information from a battery. The model determiner is configured to select a battery degradation model representing pattern information corresponding to the battery information. The battery life estimator is configured to estimate battery life information based on the selected battery degradation model.
    Type: Application
    Filed: April 9, 2015
    Publication date: February 11, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Sun-Jae LEE
  • Publication number: 20150369874
    Abstract: A method of estimating battery state information includes collecting battery information; partitioning the collected battery information into interval information in a predetermined range; accumulating the interval information; and estimating the battery state information based on the accumulated interval information and learning information determined in advance. A method of learning battery state information includes collecting battery information; partitioning the collected battery information into interval information in a predetermined range; accumulating the interval information; and determining learning information based on the accumulated interval information and reference information of a battery, the learning information being used to estimate the battery state information.
    Type: Application
    Filed: June 5, 2015
    Publication date: December 24, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: SangDo Park, Kaeweon You, Sun-Jae Lee
  • Publication number: 20150301122
    Abstract: An apparatus and method for correcting an error occurring in estimation of a life of a battery. Either one or both of usage information and battery environment information are collected, and a weight corresponding to the either one or both of the battery usage information and the battery environment information may be calculated from a battery degradation model. The calculated weight may be reflected on a state of health (SOH), and the SOH may be corrected.
    Type: Application
    Filed: September 25, 2014
    Publication date: October 22, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Sun Jae Lee
  • Publication number: 20150238815
    Abstract: An apparatus and method for recommending exercise routes are provided. The apparatus for recommending an exercise route includes a reference point receiver configured to receive at least two reference points that are displayable on a map based on map information, an exercise route generator configured to generate at least one geographical route between the reference points based on the map information, and generate a plurality of exercise routes by associating at least one type of exercise with the at least one geographical route with reference to exercise information comprising exercise amount data, exercise type data, and health care data, and a map generator configured to generate a map on which the plurality of exercise routes are presented together with expected amounts of calories expended on the respective exercise routes.
    Type: Application
    Filed: February 18, 2015
    Publication date: August 27, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Sun Jae LEE
  • Publication number: 20130262352
    Abstract: A user activity real-time recognition apparatus and method are provided and include a collector configured to collect a frequency-domain signal for each user activity and to generate learning data based on the frequency-domain signal. The apparatus and method also include an extractor configured to extract a user activity feature from the frequency-domain signal based on an activity feature extracting model. The activity feature extracting model is learned based on the learning data from the collector. The apparatus and method further include a classifier configured to analyze the user activity feature to classify a user activity pattern based on an activity pattern classifying model and configured to transmit the classified user activity pattern to an application device.
    Type: Application
    Filed: September 13, 2012
    Publication date: October 3, 2013
    Applicants: POSTECH ACADEMY-INDUSTRY FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae-Mo SUNG, Sun-Jae LEE, Seungjin CHOI
  • Patent number: 8245312
    Abstract: A method of managing the digital rights of a remote device is disclosed. The method includes receiving a warrant including information that the use of content is allowed, issued from a main device having the replay right for the content, transmitting the warrant to a service-providing device, and receiving the content provided by the service-providing device.
    Type: Grant
    Filed: July 27, 2007
    Date of Patent: August 14, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hong-young Jeon, Myung-june Jung, Hyun-jin Choi, Kyung-im Jung, Ji-soo Kim, Sun-jae Lee, Eok-soo Shim
  • Publication number: 20120185916
    Abstract: Provided are an apparatus and method for statistical user identification that improves a user's convenience while ensuring security. The apparatus may store a confidence value that statistically represents whether a user is identified as a user that has permission to use a terminal, based on a user event that occurs when the user manipulates the terminal. The apparatus may determine whether to execute a user requested application by comparing the confidence value of the user with a reference value that is defined for the requested application.
    Type: Application
    Filed: June 28, 2011
    Publication date: July 19, 2012
    Inventors: Seung-Chul CHAE, Sun-Jae LEE
  • Publication number: 20120032819
    Abstract: Provided is an apparatus and method for detecting a user activity using a mobile terminal. The apparatus includes a sensing data collection unit to collect sensing data, a location determination unit to determine a location of the mobile terminal using the sensed data, and an action determination unit to determine an activity of a user that is using the mobile terminal based on the collected sensing data and the determined location of the mobile terminal.
    Type: Application
    Filed: April 14, 2011
    Publication date: February 9, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung-Chul Chae, Sun-Jae Lee, Kyung-Ah Chang
  • Publication number: 20110191680
    Abstract: A user interface using an acoustic signal is provided. A device with the user interface includes a sensor to acquire a surface acoustic signal generated outside of the device, and at least one processor. The processor classifies patterns of the surface acoustic signal by analyzing features of the surface acoustic signal, and identifies a user's input signal corresponding to the surface acoustic signal based on the pattern of the surface acoustic signal.
    Type: Application
    Filed: February 2, 2011
    Publication date: August 4, 2011
    Inventors: Seung Chul CHAE, Sun Jae Lee, Kyung Ah Chang, Ho Sub Lee, Hyun Jin Choi
  • Publication number: 20080104713
    Abstract: A method of managing the digital rights of a remote device is disclosed. The method includes receiving a warrant including information that the use of content is allowed, issued from a main device having the replay right for the content, transmitting the warrant to a service-providing device, and receiving the content provided by the service-providing device.
    Type: Application
    Filed: July 27, 2007
    Publication date: May 1, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hong-young JEON, Myung-june JUNG, Hyun-jin CHOI, Kyung-im JUNG, Ji-soo KIM, Sun-jae LEE, Eok-soo SHIM